The Bluetooth® word mark and logos are owned by the Bluetooth SIG, Inc. and any use of such marks
by AMIRIX Systems Inc. is under license.
Other trademarks and trade names are those of their respective owners.
WARNING: If the HR2 is not used in the manner specified in this manual, then the manufacturer's
warranty protection may be voided.
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What's New in this Release
Fathom 2.3 provides fixes to known issues in the previous version, along with the following new and
updated features. Topics that are related to new or updated features are marked with a red asteriskin
the Online Help Table of Contents.
New Features for version 2.3
Support For VR2Tx, VR2AR, And VR4-UWM Receiver Log Files
Support has been added for viewing (using the Visualize Data application) and exporting data (using the
Export Data application) from VR2Tx, VR2AR, and VR4-UWM receiver log files. Note that
communication with, and configuration of VR2Tx, VR2AR, and VR4-UWM receivers still requires the
VUEsoftware.
Sensor Values In Live Detections Display
When watching live detection data in the Live Detections tab, sensor tag detections will now be
accompanied by a sensor reading in ADC units.
Updated/Enhanced Features
Status Tab detections breakdown (HR2 receivers only)
The Data box in the receiver Status tab now shows detections broken down into self (detections of the
receiver’s own built-in transmitter) and external (non-self) detections.
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Introduction
1
The Fathom software has been developed to aid in preparing your HR2 receivers for
deployment, retrieving data from your HR2 receivers, and in visualizing and exporting data from your
HR2, VR2W, VR2AR, VR2Tx, and VR4-UWM receivers when your study is complete.
Fathom software key features
l Initializing, configuring and uploading data from VEMCO HR2 Receivers
l Viewing live detection data in real time (great for testing and troubleshooting)
l Integrated easy-to-search help (for both the Fathom software and the HR2 Receiver)
l Export receiver data to CSV format for inspection and manipulation in a program of your choice
The HR2 Receiver
The new, feature-rich HR2 (High Residence)receiver is an excellent choice for tracking many fish
with higher accuracy than ever before using our smallest fish tags (V4, V5, and V9). The High
Residence telemetry system was designed specifically to allow researchers to monitor or position many
tagged animals with sub-meter accuracy. The HR2 receiver detects both PPM1(VEMCO's traditional
coding system) and HR2(VEMCO's new High Residence coding system) transmissions from 180 kHz
tags (transmitters).
This Section Contains Information On The Following:
1.1 HR2 Receiver - Overview2
1.2 HR2 Case and Parts4
1.3 VEMCO High Speed Offload Cable (HSOC)7
1.4 Operation Modes8
1.5 Fathom Software - Overview9
1.6 Tour of the Fathom User Interface10
1.7 Hardware Tabs11
1.8 Software Tabs12
1.9 Getting Help13
1
Pulse Position Modulation (PPM) is a signal modulation technique that allows computers to share data by measuring the time each
data packet takes to reach the computer (transmitter to receiver).
2
High Residence (HR) is a VEMCO technology that allows for the reliable detection of hundreds of animals in a particular location
at one time. Each transmitter carries a unique ID and can be programmed to transmit as quickly as once per second while keeping
transmission collision rates to a minimum. HR transmitters can also be programmed with traditional PPM coding, and are thus
compatible with both VEMCO HR2 receivers and 180 kHz VR2Ws.
1
HR2 Receiver User Guide
1.1 HR2 Receiver - Overview
The 180kHz HR2 Receiver is a submersible and autonomous or cabled receiver capable of decoding
two different methods of transmitting IDs to satisfy different study design objectives. To remain
compatible with VR2W receivers, the HR2 can detect tags transmitting our traditional PPM (pulse
position modulation) and the new HR transmissions at the same time.
This means that you can use the HR2 with your existing VR2W-180 receivers in
collaboration with other researchers in a large scale monitoring network or you can use
HR2 receivers to set up a small scale positioning experiment. HR2s are currently being
used to monitor and position migrating salmon in rivers, eels migrating to sea and nonnative predator impacts on native fish.
Common uses for HR2 receivers
l Monitoring hundreds of fish moving quickly through acoustic gates
l Ultra-fine scale positioning for behavioural studies including fish passage,
spawning, and habitat selection
l High residence studies of hundreds of tagged animals
l Frequent and precise positioning of fish (i.e. sub-meter every second depending on
tag transmission rate)
l Monitoring migration survival
l Monitoring predator and prey behavior
Advantages
l The HR system provides highest possible resolution data (high spatial resolution for
positioning studies (~1m) and frequent animal positions (of the order of seconds)
l Autonomously deployed HR receivers can easily be moved to different areas
l Add as many tagged animals to the system as desired without affecting the frequency with which
positions are calculated
l Connect a cable to any receiver at any time to view detections in real time
l Compatible with VR2W-180 kHz receivers; detects two transmission systems simultaneously
(PPM & HR) to support high residence and long term monitoring studies
l Communicate diagnostic information (for example, receiver health, tilt, ambient noise level,
temperature, detection counts) to a surface VR100-200 through a transponding link
l Detects VEMCO’s family of high frequency tags (weighing 0.42g to 2.0g) making it ideal for
juvenile to large fish (20g+ weight)
Transponding
Rather than employing a diver to check your receivers, you can communicate with the receivers
remotely from the surface to learn about their status (tilt, battery level, number of detections, and
number of detections of IDs of interest). Having transponding capability adds tremendous value in
numerous scenarios including VPS studies, range testing and knowing if fish have passed a receiver
gate.
The HR2 communicates to the surface through our VR100-200
active tracking receiver. It is compatible with all VR100-200
models sold since January 2013.
2
HR2 Quick Specifications
Dimensions40 cm (15.9") x 10 cm (3.9") diameter
Weight (in-air)w Lithium-metal battery: 2.88 kg
w Alkaline battery: 3.16 kg
Receiver Frequency180 kHz
Battery LifeLithium-metal: Approximately 6 months
Alkaline: Approximately 2 months
Data Capacity and TypePPM/HR: (170,000,000 detections)
Operating Temperature-5°C to +40 °C; Water must not freeze.
Maximum Depth300 meters (440 psi)
PCSoftwareFathom
CommunicationCable (RS-485 up to 12 Mbps)
External power supply (optional)10-30 VDC
1.1 HR2 Receiver - Overview
You will require a 180 kHz transponding hydrophone to attach to the VR100-200 to communicate with
the HR2. HR2 receiver information that can be accessed through the VR100-200 includes:
l Unit health
l Number of detections on the receiver
l Tilt, noise and temperature
l Battery life and memory usage
l Distance to the receiver (to aid in locating the HR2)
l Transmitter configuration options
1.1.1 HR2 Receiver Quick Specifications
For additional information, see "HR2 Specifications", on page183.
3
HR2 Receiver User Guide
1.2 HR2 Case and Parts
The HR2 receiver is housed in a corrosion resistant black plastic high pressure case. The case consists
of two main parts:
l the end cap which houses the hydrophone and internal battery tray that holds the battery, and
l an outer cylinder that is unscrewed to install the lithium or alkaline battery pack.
The HR2 is shipped closed, with the battery installed and connected. It is shipped with a dummy plug
connected to the communications port on the bottom of the receiver.
The only time the case needs to be opened is when replacing the battery or preparing the unit for long-
term storage (6 months or more).
IMPORTANT: The receiver is NOT ready to record data yet, as it is shipped in Suspend Mode.
Your first task is to connect it to a computer and the Fathom software and place it in Record Mode.
For more information, see "Getting Started", on page15.
Figure 1-1: HR2 Receiver with external Dummy Plug installed
WARNING: The HR2 pressure case and seal have a maximum static depth rating of 300 meters
(440 psi). Physical shocks to the receiver, such as bumping into a solid object when it is at any depth,
can result in a considerably higher pressure on the casing than just the depth pressure and water
may enter the HR2 case.
If the O-rings or their mating surfaces are dirty or damaged, then water may also enter the case. If
you are suspicious that water has entered the case, then follow the suggestions in "I Think The Case
Might Be Pressurized", on page176.
4
1.2.1 HR2 Case Parts
Item NameDescription
1HydrophoneThe receiver's "microphone" and most delicate part.
2End Cap HoleEnd Cap steel rod remover tool hole (top).
3Status light (LED)/
Pressure release valve
The light flashes red, green, or blue to indicate the
receiver's status. For more information, see "Status Light
Flashes", on page165.
The release valve will open if the internal pressure is
greater than the external pressure (see section 8.2.2).
Never cover this valve (with tape or paint, for example).
4Cable Tie groovesThese grooves (top and bottom of receiver) are used to
attach the HR2 to a mooring line. For more information,
see "Mooring Line Attachment", on page78.
5Identification LabelThe VEMCO product label contains the product name,
serial number, contact information, and important warnings.
6Outer Case HoleOuter Case steel rod remover tool hole (bottom).
7Dummy PlugA locking collar covers and protects the HR2's external
8-pin cable connector. Used for storage and transport, the
plug is replaced by the RS-485 cable when communicating with the receiver, using the Fathom software.
8RS-485 connectorTo connect the receiver to the RS-485 cable for com-
munication.
Here's a quick tour of the HR2 receiver's external and internal case parts.
External Case Parts
Figure 1-2: HR2 Receiver EXTERNAL case parts
1.2 HR2 Case and Parts
5
HR2 Receiver User Guide
Internal Case Parts
Figure 1-3: Opened HR2 Receiver INTERNAL parts (without battery pack)
6
1.3 VEMCO High Speed Offload Cable (HSOC)
1.3 VEMCO High Speed Offload Cable (HSOC)
To communicate with the HR2 receiver, Fathom uses a VEMCO high speed communication cable. The
cable consists of two parts:
l the main cable (black) which connects to the receiver, and
l the interface box with USB cable (white) that connects to the computer.
Figure 1-4: VEMCO High Speed Offload Cable
1.3.1 Communication Cable Information
Make note of the following capabilities and limitations in the use of the HSOCcable:
l The HSOC is powered by a PC USB port or USB bus that can provide 500 milliamps. It can
offload data from an HR2 receiver that has an expired internal battery or if the battery has been
removed.
l The HSOC should not be used with a USB bus that does not have 500 mA available (e.g. USB
bus not powered externally).
l If the internal battery is dead/missing, and you plug in the HSOC, you’ll have to wait for the HR2
receiver to boot before you can "talk" to it.
l The HSOC supports data transfer rates up to 12 million bits per second (12Mbps). Speed is
reduced if used with cables greater than 10m in length.
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HR2 Receiver User Guide
1.4 Operation Modes
The HR2 receiver has two operating modes: Suspend and Record Mode.
1.4.1 Suspend Mode
Suspend Mode is a low power state used when the HR2 is being shipped or in storage for an extended
period of time. When in Suspend Mode, the receiver will not detect transmitters.
NOTE:In Suspend Mode, the status LED does not flash.
For details on how to place the HR2 in Suspend mode using the Fathom software, see "Suspend Mode
(not recording)", on page73.
CAUTION: The HR2 is shipped in Suspend mode, with the internal battery connected. Always put the
receiver in Record mode (start a study) before deployment.
1.4.2 Record Mode
During testing and deployment, using the Record Mode allows the receiver to detect transmitters and
record tag information. Because the receiver is shipped and stored in Suspend Mode, it must be put in
Record Mode before it can detect tags.
NOTE: In Record Mode, the receiver Status LED will flash 2 quick red flashes
every 5 seconds.
For information about entering Record Mode using Fathom, see "Record Mode", on page66.
8
1.5 Fathom Software - Overview
1.5 Fathom Software - Overview
The Fathom software has been developed to aid in preparing your HR2 receivers for deployment,
retrieving data from your HR2 receivers, and in visualizing and exporting data from your HR2, VR2W,
VR2AR, VR2Tx, and VR4-UWM receivers when your study is complete.
With HR2 receivers, Fathom performs such tasks as setting the receiver’s clock, configuring the built-in
transmitter, configuring sensor (noise, tilt, temperature) logging, setting up a watch table, retrieving
receiver data files, visualizing detection and diagnostic data, and exporting receiver data to CSVformat.
The visualization and data export features may also be used with VRL files (offloaded using the VUE
software) from VR2W, VR2AR, VR2Tx, and VR4-UWM receivers.
We advise that HR2 users always update to the latest version of Fathom on your entire suite of PC's
and laptops. By always using the latest version of Fathom everywhere, you can be assured of
compatibility with the newest HR2 receiver.
1.5.1 Fathom Software Requirements
The Fathom software requires either of the following operating systems:
l Windows 10
l Windows 8
l Windows 7
1.5.2 What Can Fathom Do?
Through a cabled connection from your receiver to your computer, you can perform tasks such as:
l starting a new study
l configuring a receiver’s built-in transmitter
l viewing detection and diagnostic data in real time
l offloading receiver data and
l exporting offloaded data to CSV format
Information on using Fathom to perform these tasks can be found throughout the User Guide.
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HR2 Receiver User Guide
1.6 Tour of the Fathom User Interface
The Fathom User Interface (UI) provides quick access to all the tools you need to manage your HR2
receiver and the data it collects.
Here's a quick look at the interface.
Figure 1-5: Fathom main UIview
1 - Hardware Tabs - The Hardware Tabs provide access to communication ports and receivers (when
a receiver is connected and identified). For more information, see "Hardware Tabs", on the facing page.
2 - Receiver Operation buttons - The Receiver Operation buttons provide access to various receiver
functions such as Offloading Data and Starting a study. For more information, see " Receiver Tab", on
page28.
3 - Receiver Information - The Receiver Information section provides basic information about your
connected receiver (serial number and if the receiver is ON-Recording, or OFF-NOT Recording.
4 - Software Tabs and Panels - The Software Tabs and Panels provide information on receiver status
and configuration options. For more information, see "Software Tabs", on page12.
5 - Help - The Help icon provides access to the Help system, for Fathom and your HR2 receiver. For
more information, see "More About Help", on page189.
6 - Context-Sensitive Help - The Context-Sensitive Help1icon provides access to help for the specific
section you are currently using, such as the Status tab (in the example above). For more information, see
"More About Help", on page189.
1
Context-sensitive help (CSH) provides information for the specific feature that you are currently using.
10
1.7 Hardware Tabs
1.7 Hardware Tabs
Fathom hardware tabs provide access to communication ports and receivers (when a receiver is
connected and identified).
Figure 1-6: Device Scanner and Receiver hardware tabs
1.7.1 The Device Scanner Tab
The Device Scanner tab is the initial, or start-up tab. When you connect a receiver, the software
attempts to identify it. For more information, see " Device Scanner Tab", on page23.
l If a receiver is identified, a receiver icon is displayed; double-clicking this icon will open a
hardware communication tab for that receiver (a Receiver tab).
l If Fathom is unable to identify the connected receiver, you must perform a manual connection
to open a communication tab for that receiver. For more information, see "If no receiver is
detected", on page25
1.7.2 The Receiver Tab (s)
A Receiver tab is used, and only available, when Fathom is connected and communicating with an HR2
receiver. For more information, see " Receiver Tab", on page28.
NOTE:Each connected receiver gets its own tab.
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HR2 Receiver User Guide
1.8 Software Tabs
Fathom has a number of software operations tabs allowing access to critical information and settings
for your connected receiver.
See the descriptions below for quick details on each item displayed.
Figure 1-7: Software operation tabs
l Status tab - The Status tab provides you with a snapshot of the current status of your receiver.
For more information, see "Status Tab", on page34.
l Live Detections tab - The Live Detections Tab displays the Live Detection Monitor, which
lists detections as they arrive in real time. For more information, see "Live Detections Tab", on
page36.
l Live Tiles tab - The Live Tiles displays summary data about incoming detections of each
transmitter (as Tiles), in real time. For more information, see "Live Tiles Tab", on page39.
l HR2 Transmitter tab - The HR2 Transmitter Tab provides transmitter identification
information and configuration options. For more information, see "HR2 Transmitter Tab", on
page44.
l Sensor Logging tab - The Sensor Logging Tab displays the Sensor Data Logging Options,
which are configuration options for logging data from the receiver's built-in sensors (temperature,
tilt, and noise). For more information, see "Sensor Logging Tab", on page49.
l Watch Table tab - The Watch Table Tab displays a list of tags of interest and is extremely
helpful in identifying if a particular tag was in the area surrounding a receiver..For more
information, see "Watch Table Tab", on page51.
l Advanced tab - The Advanced Tab displays Hardware Configuration information, and options
for Serial Communication settings for your selected receiver. For more information, see
"Advanced Tab", on page55.
12
1.9 Getting Help
1.9 Getting Help
Multiple help options are available for your Fathom software and HR2 receiver:
Help System (within the software)
To access Help for Fathom and your HR2 receiver, click the Help iconnear the top right corner
of the Fathom window. Other help icons appear throughout the software, providing context-sensitive
help (CSH).
The Help System is installed with the Fathom software. You do NOT need to be connected to the
Internet to access the Help.
For more information about the available Help and how to use it, see "More About Help", on
page189.
Downloadable and printable UserGuide (PDFformat)
A printable copy of the HR2 User Guide (PDFformat) is available in the HR2 folder on the
USBStick that was shipped with your receiver.
You can also download a printable User Guide in PDF format on the HR2 product page, at
www.vemco.com.
The Fathom Help and PDFGuide content was current when the software was compiled. For the
latest available version of the Help and User Guides, visit www.vemco.com.
Contacting Customer Service
You can contact Customer Service at www.vemco.com/customer-service.
NOTE:You can also find this link at the bottom right of every topic, in the Help
System.
Contacting Support
You can contact (product) Support by:
l Email: Click on the Support button at the top right corner of any page of our website at
www.vemco.com, and use the Quick Contact section.
l Phone: 902-450-1700 extension 268 or 242.
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Getting Started
After the HR2 has been removed from the packaging and inspected to ensure no damage
occurred during shipping, power and test the unit to verify that you can communicate with the receiver,
and that it is working properly. To verify proper receiver operation upon first receipt, consult the HR2Quick Startup Guide checklist.
NOTE: The HR2 receiver was shipped with the battery installed and connected.
Before the HR2 can begin recording data, it must be connected to computer and switched from SuspendMode to Record Mode.
This Section Contains Information On The Following:
2.1 Installing the Fathom Software16
2.2 HR2 Dummy Plug and Locking Collar17
2.3 Connecting an HR2 Receiver to a computer18
2.4 Launch Fathom20
2
2.5 Device Scanner Tab23
2.6 Establishing Communication24
2.7 Receiver Tab28
2.8 Testing the Receiver29
15
HR2 Receiver User Guide
2.1 Installing the Fathom Software
Fathom requires a computer running Windows 7, Windows 8, OR Windows 10.
Connect the VEMCO Product USB stick (may not be exactly as shown) to any USB port on your PC.
Figure 2-1: VEMCO Product USBstick
NOTE:If the Found New Hardware Wizard window opens, click Cancel and
continue with these instructions.
To install the Fathom software
1. Run the latest Install_Fathom... application file. The latest file is always available
from our website, www.vemco.com. When the Fathom Installer Welcome screen
appears, click Next.
2. Read the End User License Agreement (EULA), check the I accept box, and click
Next.
3. Choose the Destination Folder. To install in the default location (recommended),
click Next. To select a different folder, click Change navigate to a different folder, or
create a new one, then click OK.
4. At the Ready to Install screen, click Install.
5. The Fathom software installer starts the installation (Installing Fathom progress
screen).
6. Once the installation is complete, the Completed Fathom Setup wizard screen
appears.
7. To exit the setup wizard, click Finish. You are now ready to access the Fathom
software.
16
2.2 HR2 Dummy Plug and Locking Collar
2.2 HR2 Dummy Plug and Locking Collar
The Dummy Plug is used to protect the external connector
from moisture and damage while it is not connected to the
cable. The dummy plug is held in place on the HR2 with a
threaded Locking Collar.
The HR2 is shipped with the locking collar attached to the
external connector to give the pins additional protection
during shipping. When the HR2 is stored, the dummy plug
and locking collar should be in place and will need to be
removed before communicating with Fathom. The dummy
plug should be returned to the external connector when a
cable is not connected to the receiver.
Removing/installing the Dummy Plug and Locking Collar
Follow the instructions below to remove, and reverse the steps to re-install.
Step 1 - Twist and unscrew the Locking Collar
Twist the Locking Collar (see arrow) counter-clockwise until it separates
from the receiver. Slide it away from the connector.
(Dummy Plug on VR2C receiver example shown)
Step 2 - Gently pull connector off
Grasp the dummy plug at the connector and pull straight back to remove it
from the HR2 case. Grip the connector rather than the ball end of the dummy
plug to reduce the chance of damage occurring to the plug.
(Dummy Plug on VR2C receiver example shown)
17
HR2 Receiver User Guide
2.3 Connecting an HR2 Receiver to a computer
The HR2 Receiver connect to a computer using the VEMCO provided communication cable.
After removing the Dummy Plug used to protect the external connector, connect the supplied cable to
the HR2 receiver and to a computer, as described below.
Step 1 - Get your receiver communication cable
Take out the communication cable provided
by VEMCO.
(cable may not be exactly as shown)
Step 2 - Line up the connector and cable end
Line up the gap on the cable’s connector with the gap on the HR2’s
external cable connector.
18
2.3 Connecting an HR2 Receiver to a computer
Step 3 - Push connector in
Grasp the cable at the connector and push straight in until the gap
between the two connectors is closed.
IMPORTANT: Grip the connector rather than the cable. This
reduces damage-causing strain on the cable.
(Dummy Plug on VR2C receiver example shown)
Step 4 - Screw Lock Collar on
Slide the Locking Collar located on the external cable over the
connector and twist it clock-wise until it stops. There shouldn’t be a gap
between the metal connector and the edge of the Locking Collar.
(Dummy Plug on VR2C receiver example shown)
Step 5 - Connect to Computer USB port
Connect the USB end of the cable to a USBport on your computer.
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HR2 Receiver User Guide
2.4 Launch Fathom
After connecting your HR2 receiver to a computer with the communication cable, you must launch
Fathom to establish communication.
To launch the Fathom software
Click the Taskbar shortcut for the
Launcher (below) to start the Fathom
software, and then click on the Connect
icon. (see right).
More on "The Fathom Launcher", on the
facing page.
Good to know: When you launch
Fathom, you may receive a
software update notification.
To install the update, click An
update for Fathom Software is
available and follow the
instructions.
To perform the update at another
time, select an application to
launch.
To check for updates manually, see
"Checking for Updates", on page22.
The Receiver Communications window
appears. Available COM ports are
automatically displayed.
When a VEMCO cable is detected, Fathom
displays it as a COM port and
automatically initiates a scan for devices
connected to the cable.
While Fathom is scanning for receivers, the
Scan for Devices button is temporarily
unavailable for use. The device scan may
take up to 6 seconds.
20
2.4 Launch Fathom
2.4.1 The Fathom Launcher
The Fathom Launcher is where you access the various functions available with Fathom.
Click the Taskbar shortcut for the
Launcher (below) to start the Fathom
software.
The main options are:
l Connecting to a receiver
l Exporting Data
l Visualizing Data
Other useful options are:
l Click the Help icon(top right) to
open the Fathom Launcher Help (this
topic).
l Click the Information icon(top
right) to open the About Fathom
window (see next).
2.4.2 The About Fathom Window
The About Fathom window displays the
Fathom software version (and its
components) that you are currently using. It
also offers links to:
l A - the What's New in this Release
topic in Help
l A - the Fathom web page on the
VEMCO site (More about Fathom)
l A - the VEMCO website (About
VEMCO),
l A - check for updates to the Fathom
software option, and
l B - the listing of "Open Source
Licenses", on page195 used in the
development of the software.
21
HR2 Receiver User Guide
Checking for Updates
To see if any updates to Fathom are
available, click Check for Updates. If an
update is available, the following window
appears.
To install the update, click Install Update,
and follow the instructions provided by the
installation wizard.
To install the update later, click Remindme later.
For information on performing a firmware
update later/manually, see "Updating the
Firmware (manually)", on page55.
22
ItemNameDescription
1
Scan for devicesButton, to search again for communication ports and connected
receivers (performs a "refresh").
2
Identified receiverReceiver and serial number, as identified by the software and
cable connection.
3
Receiver detailsOn hover over the Identified Receiver, Cable ID and Port Number
displayed.
4
Identified com-
munication ports
Communication ports identified on the computer.
2.5 Device Scanner Tab
2.5 Device Scanner Tab
The Device Scanner tab displays communication ports and all receivers that are connected and have
been identified:
Figure 2-2: Device Scanner hardware tab
23
HR2 Receiver User Guide
2.6 Establishing Communication
To establish communication with an HR2 receiver from within the Fathom software, perform the
following steps.
Step 1 - Fathom attempts to detect connected receivers
After launching Fathom, the Receiver
Communications window appears.
Available COM ports are automatically
displayed.
When a VEMCO cable is detected, Fathom
displays it as a COM port and
automatically initiates a scan for devices
connected to the cable.
While Fathom is scanning for receivers, the
Scan for Devices button is temporarily
unavailable for use. The device scan may
take up to 6 seconds.
Step 2 - When a receiver is detected
When an HR2 receiver is detected, it is
displayed as shown here.
24
Step 3 - If no receiver is detected
When no receiver is detected, a receiver
icon will not be displayed and you must
manually initiate the connection.
l Click the Scan for Devices button to
rescan for receivers (top left).
l If you are using a COM port for
connection on the computer, click a
COM port and select HR2 from the
box that pops up, to establish receiver
communication on that port.
If you are not sure which COM
port the receiver cable is
connected to, unplug the cable
and watch which COM port
disappears from the COM Ports
display. Plug the cable back in
and attempt to connect to the
receiver using the identified COM
port.
2.6 Establishing Communication
l If you are unable to connect to the
receiver, disconnect the cable from
the computer, then the receiver, then
reconnect to receiver and computer
and try this again.
If you still are unable to connect to the
receiver, consult our Customer Service
website.
Step 4 - Displaying additional information
Additional information about the receiver
can be displayed by hovering over the
receiver’s icon with the mouse. Available
information includes the Cable ID number,
and the Communication Port used.
25
HR2 Receiver User Guide
Step 5 - Establish communication
To establish communication, double-click on the receiver.
Step 6 - Information and Status tab
Wait for communication to be established.
The HR2 receiver’s information and status
are shown in a new tab, identified by the
receiver serial number.
Fathom will select an appropriate communication speed (session baud rate) based on the cable you are
using. If needed, the selected baud rate can be adjusted under the Advanced tab.
Once communication is established,
you may receive a (receiver)
firmware update notification.
WARNING: When you
perform a firmware update,
the process may erase all
data on the receiver, set
the receiver’s clock, and
reset all transmitter and
sensor logging settings to
default values. We
recommend offloading
your data before
performing the update.
To update the firmware, click
Update and follow the instructions.
To perform the update at another
time, click Cancel.
2.6 Establishing Communication
NOTE:We recommend installing
the update immediately to ensure the
ongoing best performance and
functionality for your receiver.
For more information on Automatic
Updates, see "Automatic Firmware
Updates and Notifications", on
page168.
For information on performing a
firmware update manually, see
"Updating the Firmware (manually)",
on page55.
27
Button iconButton name and description
Set Receiver Clock button - Sets the receiver's internal clock based on your
computer's current time settings.
Offload Data button - Initiates data offload to your location of choice on your
computer.
Suspend Receiver button - Suspends receiver operation. Detections are not
recorded when the receiver is in Suspend Mode.
Start a New Study button - Clears data on your receiver and starts a new
study.
HR2 Receiver User Guide
2.7 Receiver Tab
The Receiver tab displays receiver operation buttons and information. Each identified and connected
receiver is shown in its own tab.
1 - Receiver Tab Name is receiver's serial number.
2 - Operation buttons.
3 - Receiver basic information: Receiver ID/Serial Number, and ON (recording) or OFF (not
recording) status
4 - Software operations tabs (Status, Live Detections, etc.)
Operation Buttons
Receiver Operation buttons include:
Figure 2-3: Receiver Tab
28
2.8 Testing the Receiver
2.8 Testing the Receiver
Before deploying an HR2 Receiver, we recommend that you conduct in-air tests with one or more tags
to:
1. Familiarize yourself with operating Fathom software and HR2 receivers. The air test
will allow you to go through the process of connecting to an HR2, activating a tag and
using Fathom to conduct a new study and upload data, etc.
2. Test your tags and receivers before implanting tags into your fish. If any problems
arise we would like to know beforehand, rather than on the day you are conducting
surgery and releasing fish or deploying receivers.
IMPORTANT: Handle 180 kHz tags with care. Do not squeeze the tags. Avoid using metal forceps.
Do not shock the tags with instruments that carry static charge.
If you drop a tag on a hard surface you should test the tag to see if it still functions and you should
record it in your notebook (ID code & Serial Number). Our tags have a medically inert coating of
Parylene. If you scratch the tag you might damage the coating.
Tests can, and should, be done in both air (see "In-Air Test", below), and water (see "In-Water Test",
on the next page).
2.8.1 In-Air Test
The HR2 can detect coded tags and communicate with a VR100-200 in air but does so at a much
reduced range compared to its range capabilities when it is in water.
IMPORTANT: Perform in-air tests away from electrical noise sources such as motors, PC screens, or
fluorescent lights.
To perform an in-air test
Acoustic high frequency signals do not transmit well through air. To conduct the test the tag or tags need
to be touching or very close to the HR2 hydrophone (millimeters, see image).
1. Connect receiver to computer (see "Connecting an HR2 Receiver to a
computer", on page18).
2. Launch Fathom software (see "Launch Fathom", on page20).
3. Establish communication with receiver (see "Establishing Communication",
on page24).
4. Ensure receiver's built-in transmitter is ON (see "HR2 Transmitter Tab", on page44).
5. Start a study (see "Starting a Study", on page67).
6. Select the Live Detections tab.
7. Activate your 180 kHz tag(s) and place it less than 2.5 cm (1”) away from the HR2
hydrophone (tip) so the side of the tag is facing the side of the hydrophone.
29
HR2 Receiver User Guide
8. Observe the tag transmissions in the Live Detection Monitor display. You should see
either HR (A170-1802-XXXX) or PPM (A180-1702-XXXX) or both transmission
types.
You should also see detections of the receiver's on-board transmitter, transmitting as
programmed in Step4. You can also watch the LED flash patterns as the tag is
detected and the data are stored in memory:
a. When activated, a transmitter transmits 10 IDs quickly over approx. 10-15 seconds
and then the tag enters its programming cycle that was setup between you and
VEMCO at the date of order.
b. Each quick red flash of the Status Light is a received PPM ping.
c. A long, bright red flash is a stored PPM detection.
d. Blue flashes indicate HR detections.
e. During this test you can also confirm that the on-board Sync tag is transmitting as
programmed in Fathom.
f. If the flash patterns are different, compare it to the Status Light Flashes chart
(see "Status Light Flashes", on page165).
9. Take a quick look at the number of detections and pings received listed in the receiver
Status information on the Status tab, or select the Live Detections or Live Tiles tab
to see live ping information.
10. Offload the data that was collected during the test, creating a data file (see
"Offloading Data", on page70).
11. Export the offloaded data to a CSV file (see "Exporting Data", on page95) and view
the data to verify that the data was stored and retrieved without problems.
12. If you do not plan to deploy your receivers right away (within a day or two), place the
receiver in Suspend Mode (see "Suspend Mode (not recording)", on page73). To
start recording at deployment time, bring the receiver out of Suspend Mode by
starting a new study (see "Starting a Study", on page67).
This simple test confirms that the receiver is working properly, a tag is decoded properly, and it confirms
that your tag is functioning as intended.
2.8.2 In-Water Test
Tests performed in water are almost identical to the in-air test. The only difference is that the
equipment does not need to be as close in water as it does in air.
For example, the tag could be positioned 5 meters from the receiver for testing purposes. In-water tests
are often performed to establish an ideal range for the HR2 receivers in the environment in which they
are moored. Details of conducting a Range Test are found at our Customer website.
30
2.8 Testing the Receiver
To perform an in-water test
You can do this test in a bucket or tank or in a larger body of water.
NOTE: Water testing can a bit trickier than air testing because in small spaces the
signals might distort due to reflections and reverberation. In this case you might
need to try and move the tags and receivers to different locations. If conducting the
test in a small bucket try moving the tags around. Place your tags in a mesh bag or
hold the tag underwater with your hands. If in a large body of water be careful not
to drop your tags. You might need scuba to recover the tags!
Sometimes you might need to try different configurations to ensure that you can successfully decode the
tag or tags. Stay away from hard surfaces, concrete, rocks, etc., when testing.
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chapters start on right (odd number) pages.
32
Using Fathom with an HR2
3
Receiver
The options under each of the Fathom software tabs allow you to set up how you communicate with and
use your HR2 receiver.
This Section Contains Information On The Following:
3.1 Status Tab34
3.2 Live Detections Tab36
3.3 Live Tiles Tab39
3.4 HR2 Transmitter Tab44
3.5 Sensor Logging Tab49
3.6 Watch Table Tab51
3.7 Advanced Tab55
33
HR2 Receiver User Guide
3.1 Status Tab
The Status Tab provides you with a snapshot of the current status of your receiver.
See the descriptions below for details on each item displayed.
Figure 3-1: Status Tab
Receiver Clock
Displays the Date and Time of the receiver internal clock (as UTC1time), as automatically set
during receiver initialization.
Vitals
Battery
Displays battery information:
l Battery type (Lithium-metal or alkaline)
l percentage remaining (example: 81% Remaining)
l voltage (example: 10.5V)
Line Power
Displays the voltage provided by the external power source, if connected.
The HR2's external connector allows for the receiver to be powered from an external power
source, such as a 12V lead-acid battery. The external power specifications are:
l External DC Voltage: 9.1V (minimum), 30V (maximum)
l Typical Power Consumption (@12V): 7.5 mA (Record Mode)
1
Coordinated Universal Time is the primary time standard by which the world regulates clocks and time. Time zones around the
world are expressed using positive or negative offsets from UTC, as in the list of time zones by UTC offset.
34
3.1 Status Tab
Memory Usage
Displays how much memory is used up as:
l a percentage value (% Full)
It also displays the amount of New Data, since initialization of the current study (example:
4.48KB).
Transmitter
Displays the following information:
l If the transmitter is ON (transmitting) or OFF (not transmitting).
l Transmit Profile, according to the profile selected under the Transmitter (configuration) tab
l Transmit Power Level, according to the power level selected under the Transmitter
(configuration) tab
Sensors
Tilt
Displays the receiver's tilt angle, stated as number of degrees from vertical (0°). A tilt of 0°
indicates that the HR2 is vertical, with hydrophone pointing up, and a tilt of 90° indicates that the
receiver is on its side, as it would be if placed on a table top.
Noise
Displays ambient noise, in decibels (dB).
Temperature
Displays ambient temperature, in degrees Celsius (°C).
Data
Detections
Displays External, Self (detections of the receiver’s own transmitter), and Total numbers for
PPM and HR detections accumulated on the receiver since the study was started.
l PPM - (Pulse Position Modulation) PPM detections are detections received at 180 kHz,
using VEMCO's traditional Pulse Position Modulation coding technology.
l HR - (High Residency) HR detections are detections received at 170 kHz using VEMCO's
High Residency coding technology.
Pings
Displays total numbers for both PPM and HRpings accumulated on the receiver since the start
of the study. The number of HR pings since the start of the study is the same as the number of HR
detections, as reported under Total Detections.
35
HR2 Receiver User Guide
3.2 Live Detections Tab
The Live Detections Tab displays information about incoming detections, in real time. HR detections
are shown in blue and PPM detection are shown in red. The following information is displayed:
l Date and Time of the detection. By default, detections are displayed in UTC
l Which Quality level of detections to display (see "Live Tiles and Live Detection Filter Options",
on page38).
l The full ID of the detected transmitter (ex: H170-1802-39921)
l The signal strength (S) of the received detection
l The ambient noise level (N) at the time of the detection
l The Quality Score (Q) of the received detection. Quality Score is a measure of the quality of an
HR detection, where 10 is excellent and 1 is poor. The quality score may be used to assist with
filtering out false detections.
l The Sensor values as ADCunits (D) where "D" indicates data. These values appear only for
sensor tags.
1
time.
Figure 3-2: Live Tab and active Live Detection Monitor
1
Coordinated Universal Time is the primary time standard by which the world regulates clocks and time. Time zones around the
world are expressed using positive or negative offsets from UTC, as in the list of time zones by UTC offset.
36
Detection TypeText Colour Signal Strength NoiseQuality Score
HRBlueYesYesYes
HR_SELF*BlueNoNoYes
PPM (decoder D1)**RedNoNoNo
PPM (decoder D2)**RedYesYesNo
PPM_SELF*RedNoNoNo
3.2 Live Detections Tab
Depending on the type of detection, some of the above fields may be empty. The table below indicates
which fields apply to each type of detection.
* A HR_SELF or PPM_SELF detection is a detection of the receiver's own built-in transmitter.
**The HR2 receiver has two methods of decoding PPM transmissions. PPM transmissions may be
decoded by one or both decoders; in either case, a single detection is reported in the Live DetectionsTab.
To clear the current detection list from the display window, click the Clear Monitor button.
3.2.1 Time Display Options
You can display the Current Receiver Time either in UTC time or in Local Time. Select which option
to use at the top of the Live Detection Monitor panel.
Figure 3-3: Live Tab receiver time display options
37
HR2 Receiver User Guide
3.2.2 Live Tiles And Live Detection Filter Options
The Live Tiles and Live Detections Filter Options provide choices for which HR detection quality
level to view, when connected to your HR2 receiver. You may view good quality detections (HR
detections with a quality score >=3), low quality detections (HR detections with a quality score < 3), or
detections of any quality (all quality scores). The default option is good quality. Defining Quality
1
Score
IMPORTANT:The quality filter is NOT applied to PPM detections.
To select filter options
Live Tiles tab
Inside the Live Tiles tab, click the current filter
option. The Filter Options box appears, and displays
the available options. The default is Good Quality
detects. Select the quality level to set the option and
return to the Live Tiles tab.
Live Detections tab
At the right of the Live Detections tab, click the current filter option. The Filter Options box
appears, and displays the available options. The default is Good Quality detects. Select the quality
level to set the option and return to the Live Detections tab.
1
A measure of the quality of an HR detection, where 10 is excellent and 1 is poor. The quality score may be used to assist with
filtering false detections out of a dataset. Detections with a quality score < 3 are filtered out upon export to CSV when using the
Export Data application (HR detections on HR2 receivers only)
38
3.3 Live Tiles Tab
3.3 Live Tiles Tab
The Live Tiles Tab displays summary data (as tiles) about incoming detections of each transmitter, in
real time. It allows quick and easy visualization of the detection frequency of test tags or animal tags
within range of the connected receiver, as well as the detection frequency of neighbouring receivers'
synctags. This feature is particularly useful when range testing or testing a VPS setup.
Figure 3-4: Live Tiles Tab
3.3.1 Understanding The Live Tiles Display
The Live Tiles display is divided into two sections: one for HR detections and one for PPM detections.
NOTE:You can select which Quality level of detections to display (see "Live
Tiles and Live Detection Filter Options", on the previous page).
Figure 3-5: Sample Tile information
The information displayed on each tile is as follows:
l First line: Transmitter ID.
l Second line, before the comma: The total number of detections of the ID since connecting to the
receiver, or since clearing the Live Tile display.
l Second line, after the comma: The average time between detections, in seconds. This number
can be used along with the transmitter delay to calculate a rough estimate of the percentage of
transmissions that are being detected.
l Third line: The amount of time (in hh:mm:ss) since the last detection of the ID.
39
Tile colour exampleRule description
Grey - First/initial detection (HR detection example), needs a
second detection to be validated.
A tile will remain grey until a second detection of the same ID
occurs. The second detection must be logged within the time threshold
specified under Tile Settings (see "Live Tiles Display Settings",
below), or the detection will be considered false and the tile will
disappear.
Green - Second detection (HR detection example), detection is validated.
If a second detection of the ID does occur within the specified time
threshold, the tile will turn green to indicate that detections of that ID
are coming in at the expected rate.
Once a tile has turned green, it will remain in the display window
until the tile is closed (by clicking on the red "X" in the top right
corner of the tile) or the Clear Tiles button is clicked.
A tile will remain green as long as detections of that ID continue to
come in within the time threshold specified under Tile Settings.
Orange - Detection (PPM detection example) exceeding the time
threshold limit.
If the time threshold is reached without a new detection coming in,
the tile will turn orange to indicate that the detection rate of the ID is
lower than expected.
Red - Subsequent detections (PPM detection example) exceeding
the time threshold limit.
If the detection frequency continues to miss the time threshold, the tile
will turn red.
HR2 Receiver User Guide
Upon first detection of a given ID, a grey tile will appear in the appropriate section (HR or PPM).
The tiles are automatically colour-coded, according to the following set of rules:
3.3.2 Live Tiles Display Settings
The Live Tiles display can be filtered to limit clutter on the screen in situations where many tags are
within detection range at once. You may therefore want to focus exclusively on a subset of tags.
The time thresholds of the display can also be configured to suit the programming of your particular tags.
To view only HR detections or only PPM detections, collapse the section that you are not interested in
by clicking on the up/down arrow to the left of the HR or PPM section header.
40
3.3 Live Tiles Tab
To set up or change the Live Tiles Display Settings
On the Live Tiles panel, at the bottom right, click Tile Settings. The Tile Display Settings dialog box
appears.
Figure 3-6: Live Tile Display Settings dialog box, using default settings
ID Range Settings
To filter out unwanted IDs from the Live Tiles display, you may set up one or more ID ranges of
interest and limit the tile display to a single ID range at a time (a subset of tags).
To set up an IDRange subset of tags
NOTE:Filters are applied to both PPM and HR detections.
1. In the Name field, type a name for the set of tags.
2. In the IDRange fields, type the beginning and end ID numbers for the tags.
Figure 3-7: Setting up an IDRange or subset of tags
3. Click Add IDRange. The named range is added to the drop-down list.
4. You can add more ID Range sets, or click Close to return to the Live Tiles tab.
To delete custom ID ranges, select the ID Range in the drop-down list and click Delete ID Range.
41
HR2 Receiver User Guide
To use an IDRange subset
1. Click the ID Range drop-down list.
2. Select an IDRange subset.
Figure 3-8: Selecting an IDRange or subset of tags for display
3. Click Apply Settings. The selected range is now the new settings.
4. If done with Tile Display Settings, click Close.
Tile Display Thresholds
Tile Display Thresholds control how long tiles will remain displayed before they either disappear or
change colour, in the absence of new detections of the ID (see description of how this works above).
Thresholds should be set slightly longer than the maximum transmission delay of your tag IDs of
interest. This will prevent Fathom from prematurely removing tiles from the Live Display.
To Change the Tile Display Thresholds
1. In the HR field, type the desired value.
2. In the PPM field, type the desired value.
Figure 3-9: Setting the Tile Display Thresholds
42
3. Click Apply Changes. The new thresholds are now set.
4. If done with Tile Display Settings, click Close.
Default Settings
To restore Default Settings
1. At any time, if you want to return to the Default Settings, click Show Defaults.
The default settings will be displayed in the Tile Display Thresholds fields.
3.3 Live Tiles Tab
Figure 3-10: Showing the Tile Display Thresholds defaults
2. The default settings are 40 seconds for HR, and 340 seconds for PPM. These
settings are appropriate for live observation of detections of synctags programmed
with default delay settings (HR 25-35 s, PPM 270-330 s).
3. Click Apply Changes to reset the thresholds to the defaults.
4. If done with Tile Display Settings, click Close.
43
HR2 Receiver User Guide
3.4 HR2 Transmitter Tab
The HR2 Transmitter Tab provides transmitter identification information and configuration options.
Figure 3-11: HR2 Transmitter tab and information
IMPORTANT: Anytime you make changes to settings and attempt to leave the HR2 Transmitter tab
(by going to another tab like Status, for example), the following message will be displayed: "There
are unsaved settings on this page. Would you like to save them now?"
Click Yes to apply the changes, or, No to leave without any changes.
3.4.1 Transmitter Settings
This section displays the current transmitter parameters:
l Whether the transmitter is ON (transmitting)or OFF (not transmitting).
l Which transmitter Profile is in use.
l The Transmit Power setting (Low, Medium, High, Very High)
3.4.2 Transmitter IDs
The HRTransmitter ID and PPM Transmit ID are displayed.
3.4.3 Configure Transmitter
This section provides options to configure your transmitter. Once you make changes and apply them, the
updated settings appear in the Transmitter Settings section on the left (and also on the Status Tab
under the Transmitter heading).
Enable Transmitter checkbox
Check the box to turn the transmitter ON, leave it clear for OFF.
44
3.4 HR2 Transmitter Tab
IMPORTANT: It is critical that the built-in transmitter is enabled for all fine-scale positioning (VPS)
studies to allow for proper receiver time synchronization. For all other deployments, it is
recommended that the built-in transmitter be enabled to provide data that can be used for system
performance assessment post-deployment.
Figure 3-12: Enable Transmitter check box
Transmitter Profile options
Click the down arrow to display the options, and then select one for the receiver to use.
NOTE: Sync Tag is the default transmit profile and is recommended at all times
when not conducting range testing.
Sync Tag (HR 25-35s, PPM 270-330s)
This setting transmits with a random delay between 25 and 35 seconds for HR coding, and 270
and 330 seconds for PPM coding.
Use the Sync Tag setting if you are preparing your receivers for a longer-term deployment.
l If you are conducting a positioning (VPS) study, Sync Tag detections will be used to
synchronize your receivers' clocks and facilitate accurate position calculation.
l If you are not conducting a VPS study, use the Sync Tag setting to have your transmitter
act as a control or sentinel tag. In this case, you may use detections of the transmitter on
neighbouring receivers as a means of monitoring ongoing acoustic conditions.
45
HR2 Receiver User Guide
Range Test Random (HR 4-6s, PPM 25-35s)
This setting transmits with a random delay between 4 and 6 seconds for HR coding, and 25 and
35 seconds for PPM coding.
Use this setting when performing range tests using more than one transmitter, or when using a
single transmitter in areas where tagged animals are present. The random delay setting will help
to reduce the likelihood of transmission collisions in these cases.
Range Test Fixed (HR 5-5s, PPM 30-30s)
This setting transmits with a fixed delay of 5 seconds for HR coding and 30 seconds for PPM
coding.
Use this setting only when performing range tests using a single transmitter, and when there are
no tagged animals known to be in the area. The fixed delay setting means that transmission
collisions are likely to occur if other transmitters are within range of your receivers at the same
time.
IMPORTANT: Range Test Random and Range Test Fixed transmit profiles should only be used
for purposes of short term testing. For long term deployment, remember to change the transmit
profile back to the default (sync tag) setting.
Figure 3-13: Transmit Profile options
Transmitter Power options
Click the down arrow to display the list of options, and select one of the following:
l Very High (147 dB)
l High (143 dB)
l Medium (139 dB)
l Low (135 dB)
46
Figure 3-14: Transmit Power options
3.4 HR2 Transmitter Tab
Applying changes
When you change configuration settings, the Apply Changes button is accessible. Click the button to
immediately set the new parameters.
When the settings are successfully updated, a confirmation message will appear. Click OK to
remove the message box.
Figure 3-16: Transmitter is now OFF
Show Defaults
Clicking the Show Defaults button will change any current settings to the default settings, and make
the Apply Changes button accessible. If you simply view the default settings and then click another
tab (Status, for example), your current settings will remain unchanged.
Changes will only be applied if you click the Apply Changes button.
48
3.5 Sensor Logging Tab
3.5 Sensor Logging Tab
The Sensor Logging Tab displays the Sensor Data Logging Options.
The Sensor Logging Options allow you to configure the logging interval for data from the receiver's
built-in sensors (temperature, tilt, and noise).
Figure 3-17: Sensor Logging Tab
Viewing the Default settings
To view the default hours and minutes settings, click Show Defaults. The default settings are
displayed in the settings boxes.
Figure 3-18: Showing the default settings
To accept the default settings, click Apply Changes.
To keep your existing settings, simply move to another tab. A warning message will inform you that
you have unsaved settings on this tab (Sensor Logging) and offer you the option of saving (Yes) or
discarding the changes (No).
49
HR2 Receiver User Guide
Figure 3-19: Unsaved Settings message
If you click No, your settings will remain as they were, and the view changes to your other selected
tab.
Changing Settings
To change settings, either:
l Click the up or down arrows next to the Hours (h) and/or Minutes (m) boxes, or
l Click directly in a box and type in a new value.
l The minimum (combined) value is 0 hour/1 minute.
l The maximum (combined)value is 24 hours/0 minutes.
If you enter an invalid value, a red frame appears around the settings boxes.
Figure 3-20: Invalid/outside acceptable values
Modify the values to comply with the minimum and maximum ones stated above.
Saving Settings
When you make changes to the Sensor Data Logging Option settings, the Apply Changes button
becomes accessible.
Figure 3-21: Applying Changes
To save your changes, click Apply Changes.
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3.6 Watch Table Tab
3.6 Watch Table Tab
The Watch Table Tab displays a list of tags of interest and is extremely helpful in identifying if a
particular tag was in the area surrounding a receiver.
The tag information is entered in the Watch Table, where each tag entered is assigned an Index number
between 1 and 192. When completed, this list is sent to the receiver through the communication cable
and accessed using the VR100 while the HR2 is deployed.
NOTE: The instructions on how to access the Watch Table using the VR100 are
found in the VR100 documentation.
Figure 3-22: Watch Table Tab
3.6.1 Adding Tag IDs
Tag ID and Code Space information was shipped with the tag.
1. Select the Code Space from the drop-down list.
2.
IMPORTANT: Currently, you cannot enter sensor tags into a Watch Table.
2. In the IDfield, enter the Tag ID of the tag you want added to the table.
3. Repeat Steps 1 and 2 to add tags until the Watch Table is complete based on your
needs. You may add up to 192 entries.
NOTE:All entries change to red text until you apply the changes.
4. Click Apply Changes.
If you wish to organize your entries in "groups", you may skip one or more lines in the table, as
desired. For example, you could have entries from 1 to 24, then skip to 31-45, etc. This may provide
easier visual reference when you are consulting the table. Having "gaps" in the list is acceptable.
51
HR2 Receiver User Guide
3.6.2 Selecting Tags
After a tag has been entered in the Watch Table, it may be selected by clicking the box at the far right of
the row.
All tags can be selected at once by checking the Select All Tags box at the right of the Last Detection(UTC) column header.
3.6.3 Managing Entries
Remove Selected IDs
You may decide to remove some IDs from the entries list.
To remove selected IDs from the Watch Table list:
1. Select one or more entries by checking the box at the right of the entries. Under
Manage Entries at the right, the Remove Selected IDs button becomes available.
2. Click Remove Selected IDs.
Clear Selected Counts
You can remove the Detection Count total from one or more entries, as needed, and have the count
reset to zero.
To clear selected counts from the Watch Table list:
1. Select one or more entries by checking the box at the right of the entries. Under
Manage Entries at the right, the Clear Selected Counts button becomes
available.
2. Click Clear Selected Counts.
Delete Empty Rows
When you remove selected IDs from your Watch Table (or if you have deliberately left "gaps" in the
list for organizational reasons), you may have some empty rows in the list. When empty rows are
present, the Delete Empty Rows button is available for use. You may wish to remove the gaps in the
list to make it more compact. To delete the empty rows in the list, just click Delete Empty Rows.
Refreshing the Watch Table List
To refresh the Detection Count and Last Detection (UTC) columns in the Watch Table, click
Refresh.
Importing a Watch Table file
Fathom can import watch table entries from a .csv file created by you, or exported from another
HR2 receiver.
52
3.6 Watch Table Tab
To import a Watch Table file (.csv):
1. Click Import. The Import Watch Table dialog box appears.
2. Navigate to the location of the file, and select it.
3. Click Open.
When importing a watch table, Fathom will accept .csv files formatted as follows:
Example 1
Figure 3-23: Watch Table created from scratch (built by you)
Example 2
Figure 3-24: Watch Table exported from an HR2 Receiver
Exporting a Watch Table file
Fathom can export Watch Table information to a .csv file that can be used for the following:
l Keeping a record of the detection counts and last detection times from your last live watch
table session with the HR2.
l Importing the same watch table into another HR2 Receiver.
53
HR2 Receiver User Guide
To export a Watch Table file:
1. Click Export. The Export Watch Table dialog box appears.
2. Navigate to the location you want to save the file, and click Save.
Fathom will save the file with the default name format "HR2-180-461059 Watchtable2017-04-26 150755.csv"
Example
Figure 3-25: Sample exported Watch Table
54
3.7 Advanced Tab
3.7 Advanced Tab
The Advanced Tab displays Hardware Configuration information, options for Serial Communication
settings, and Hardware Status information for your selected receiver.
Figure 3-26: Advanced Tab
3.7.1 Hardware Configuration
The Hardware Configuration section displays the following information:
l Firmware Version ("software" that runs the receiver features), and Firmware Update option
l Hardware Version (receiver hardware), and Factory Reset option
l Memory Size Memory capacity of the receiver
Updating the Firmware (manually)
Firmware (FW) is a program that is stored permanently in a device, such as an HR2 receiver. It is not
to be confused with Fathom, the PC software used to communicate with the receiver. Firmware updates
are rare and will occur to either complete a hardware change or occasionally for a significant addition to
functionality.
NOTE: HR2 receiver firmware can only be updated when connected to Fathom.
IMPORTANT: Ensure that all data are offloaded from the receiver before performing a firmware
update.
Normally, you would perform an firmware update after receiving an automatic firmware update
notification (see "Automatic Firmware Updates and Notifications", on page168). If you decided to
perform the update later (and canceled the operation), you would be using this procedure to complete the
update.
55
HR2 Receiver User Guide
Step 1 - Start Update Firmware process
In the Hardware Configuration section, click Update Firmware.
Figure 3-27: Update Firmware button
Step 2 - Continue with the Update
If you had canceled the automatic update after a notification, a Continue with firmware update
window opens.
Figure 3-28: Continue with firmware update dialog box
Click Update.
A Firmware Update Warning window opens.
NOTE: In unique circumstances (such as after contacting Support), you may need
to use the Select another file option. Specific instructions would be provided at that
time on how to proceed.
56
Step 3 - Offload data first warning
WARNING: When you perform a firmware update, the process may erase all data on the receiver, setthe receiver’s clock, and reset all transmitter and sensor logging settings to default values. We
recommend offloading your data before performing the update.
3.7 Advanced Tab
Figure 3-29: Firmware Update Warning dialog box
To offload your data first, click Offload data first and proceed to save your data.
To update the firmware without saving your data first, click Update firmware and follow the
instructions.
Otherwise, click Cancel.
Once the update has completed, a Write Firmware Success message will confirm the success of the
update.
Figure 3-30: Successful firmware update message
For information on Automatic Updates, see "Automatic Firmware Updates and Notifications", on
page168.
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HR2 Receiver User Guide
Hardware Version
This field displays the hardware version of the receiver.
Memory Size
This field displays the total memory capacity of the receiver. Note that this number represents the
memory available when the receiver is completely empty. To view the percentage of this memory
capacity that has been used, go to the Status Tab and check Memory Usage under the Vitals heading.
3.7.2 Serial Communication Options
Setting the Session Baud Rate
The session baud rate is the communication speed in bits per second (bps) between your HR2 receiver
and the Fathom software. Fathom will automatically set the baud rate to an appropriate value based on
the cable you are using. You should only change the setting chosen by Fathom if you experience
communication problems at the selected baud rate.
To set the Session Baud Rate
Click to open the Session Baud Rate list.
Figure 3-31: Session Baud Rate list
Select the desired Baud Rate. The Apply Changes button becomes available.
58
Figure 3-32: Session Baud Rate selected
3.7 Advanced Tab
RS485 Termination
If RS485 communication is being used with long cables and high baud rates (a reasonable rule of thumb
would be cable longer than 200m using a baud rate higher than 57600), the system may require that
RS485 Termination be enabled, to ensure a reliable communication link between the receiver and the
RS485 host.
To enable RS485 Termination
To enable RS485 Termination, check the RS485 Termination box.
NOTE:If there are multiple receivers attached to a single cable deployment,
ensure that only the furthest receiver on the cable has RS485 Terminations
enabled.
IMPORTANT:Enabling RS485 Termination causes the receiver to consume a bit more power during
active communication with the system host processor.
Figure 3-33: RS485 Termination selection box
59
LevelRecommended Action
HighDiscontinue receiver use and contact VEMCO Support immediately.
MediumReplace the battery if that is indicated in the fault description or
Contact VEMCO Support for all others.
LowNone required.
HR2 Receiver User Guide
Show Defaults
If you've made any changes to the Session Baud Rate or have checked the RS485 Termination option,
clicking the Show Defaults button will return the settings to their default values (12MBd baud rate, and
no RS485 Termination).
Apply Settings
When done with settings, click Apply Changes. The new settings take effect immediately.
3.7.3 Hardware Status
The Hardware Status section displays the following information:
l Fault Conditions and View Faults option - Displays the number of receiver faults (error
conditions), if any currently exist.
l Reset options - Click more to display the available reset options for the receiver.
Faults
Upon connecting to an HR2 Receiver, Fathom performs a check of the receiver's state. If any faults are
found, you will be presented with a fault diagnosis message.
To view fault conditions, click View Faults. The Current receiver faults window appears.
Figure 3-36: Sample receiver fault information
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HR2 Receiver User Guide
The window displays the following information:
l Importance level - Levels are low, medium, or high.
l Fault Description - A brief description of the fault.
l Fault Code - A code used by VEMCO Support.
l Recommended Action - VEMCO recommended action to take when encountering this fault.
To close the window, click OK.
Reset Options
Reboot
In some circumstances it may be necessary to reboot the HR2 receiver. For example, VEMCO Support
may recommend this action to clear a non-critical fault condition. Rebooting the receiver temporarily
powers it off and then powers it back on again.
NOTE: Rebooting is not the same as initializing, because rebooting does not clear
the receiver's memory.
To reboot the receiver:
1. In the Hardware Status section, click more to display the Reset Options, then click
Reboot.
Figure 3-37: Reboot option
2. A reboot operation warning appears.
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3.7 Advanced Tab
Figure 3-38: Reboot warning and options
3. Click Reboot receiver to continue. Settings will remain the same, aside from the
receiver's clock being reset.
NOTE:If it hasn't appeared yet in your work session, you may see the "Are your
computer's time settings correct?" warning dialog. For details, see "Check
Computer Time Settings warning", on page67.
To leave this window without rebooting the receiver, click Cancel instead.
Factory Reset
Use the Factory Reset option to return the HR2 receiver to its original settings.
Only use factory reset upon advice from VEMCO Support. Factory reset will erase all data on the
receiver, set the receiver’s clock, and reset all transmitter and sensor logging settings to default
values.
1. In the Hardware Status section, click more to display the Reset Options, then click
Factory Reset.
Figure 3-39: Factory Reset
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HR2 Receiver User Guide
2. A reset operation warning appears.
Figure 3-40: Factory Reset options
3. Consider the options carefully:
a. Proceed - Will continue the reset operation, permanently erasing the data on the
receiver, including all Watch Table entries, and return the receiver to its factory
settings.
b. Offload - Will offload data off of the receiver first then proceed with the reset.
c. Cancel - Will cancel the operation and return to the Advanced tab panel.
NOTE:If it hasn't appeared yet in your work session, you may see the "Are your
computer's time settings correct?" warning dialog. For details, see "Check Computer
Time Settings warning", on page67.
4. Click the desired option to continue.
Figure 3-41: Factory Reset Successful message
64
Conducting a Study with an HR2
Receiver
Starting a study allows you to clear the HR2 receiver's memory and set the internal clock.
Before deploying your HR2 receiver, we recommend that you consult the "Deploying an HR2
Receiver", on page75 section.
This Section Contains Information On The Following:
4.1 Record Mode66
4.2 Starting a Study67
4.3 Offloading Data70
4.4 Disconnecting Communication with Receiver72
4.5 Suspend Mode (not recording)73
4
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HR2 Receiver User Guide
4.1 Record Mode
When you start a study (using the Fathom software), the HR2 enters Record Mode. It records received
pings and detections and transmits its ID, even while connected to Fathom software.
To place the receiver in Record Mode
On the HR2 Receiver Tab, click the Start a Study button (start recording).
Follow the instructions on the next screen as described in "Starting a Study", on the facing page.
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4.2 Starting a Study
4.2 Starting a Study
When you start a study, you reset the receiver ("initializing" the receiver). This operation erases the
receiver's memory and sets the receiver clock again.
IMPORTANT: Always back up previously offloaded data before starting a new study. Internal memory
is erased (data are permanently deleted from the receiver memory).
To start a study using Fathom
Establish communication between the HR2 and the Fathom software (see "Establishing
Communication", on page24).
Step 1 - Start a Study button
On the HR2 Receiver Tab, click the Start a Study button (start recording).
NOTE:This button is not available before communication between the receiver and
Fathom is established.
Step 2 - Check Computer Time Settings warning
The Check Computer Time Settings warning
appears.
This warning only appears once per
Fathom session. Ensure that your
computer's displayed time of day is
consistent with your selected time zone
before proceeding to ensure that your
receiver's internal clock is set correctly.
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HR2 Receiver User Guide
Step 3 - Heed the warning
A WARNING message appears, indicating that you
are about to erase ALL data that may be present.
Choose an option:
l To proceed without saving data, click Start a
new Study. If you want to stop the operation
while it is under way, click Abort at the
bottom right of the screen.
l If you need to offload data that is present,
click Offload and offload your data first. For
more information on the offload data
procedure, see "Offloading Data", on
page70.
l Click Cancel to return to the Fathom screen.
Step 4 - Initialization is successful
When the initialization is complete, a successful initialization message
appears.
Click OK to continue.
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4.2 Starting a Study
Step 5 - Check the Receiver Status
On the Status tab, the status of the HR2 receiver should now display as ON - Recording.
Figure 4-1: Receiver Initialized and Recording
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HR2 Receiver User Guide
4.3 Offloading Data
After data have been collected by an HR2 Receiver during a long term deployment, that data must be
offloaded to be accessed and viewed.
Data can only be offloaded from a HR2 Receiver while it is in communication with Fathom software,
through a direct cable connection.
To offload data from your HR2 Receiver, using Fathom
Establish communication between the HR2 and the Fathom software (see "Establishing
Communication", on page24).
Step 1 - Offload Data button
On the HR2 Receiver Tab, click the Offload Data button.
NOTE:This button is not available before communication between the receiver and
Fathom is established.
Step 2 - Select Offload folder
Select the Offload folder to use.
To select a different folder than the default one
displayed, click Change and navigate to the desired
folder and click OK.
Step 3 - Select Offloading Data Option
Select an offload data option (see image in previous step):
l Offload All Data - All data collected by the receiver will be downloaded.
l Offload New Data - Only new data collected by the receiver (since the last offload operation)
will be offloaded.
70
Step 4 - Start Offloading Data
Click Start. A warning message asks you if you are
sure that your PC time settings are correct. Correct
PC time settings are critical to ensure that detection
data will be properly time corrected.
NOTE:this warning may not show up if it has
already appeared previously in the Fathom session.
If you are sure, click Proceed.
Otherwise, click Check PC time settings to verify
and adjust your time settings as needed.
The offload process begins. The amount of time to
complete the download depends on the amount of
data collected.
Step 5 - Data is Offloading
4.3 Offloading Data
The offload progress is displayed, including
estimated time remaining.
Step 6 - Successful Data Offload
Once the offload is completed successfully, a
success message is displayed, including the full
name of the offloaded file, and a data summary.
l Self-detections: detections from the HR2
Receiver's integrated transmitter.
l External detections: detections from tags
other than the integrated one within the
receiver.
NOTE: Counts do NOT include detections removed
by the filters specified in “HR2 Data Export
Detection Filters".
Click OK to finish and return to the Fathom screen.
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HR2 Receiver User Guide
4.4 Disconnecting Communication with Receiver
Click the Close View button ("X" or red "X" when you hover over) to disconnect the communication
between the HR2 and Fathom software.
Figure 4-2: Close receiver communication tab
A window will appear to confirm that you want to close the HR2 Receiver tab.
When the communication is disconnected, the HR2 resumes recording with the last study that was
initialized. Ending communication does not re-initialize the receiver.
72
4.5 Suspend Mode (not recording)
4.5 Suspend Mode (not recording)
Suspend Mode is the mode used for shipment and storage of the HR2 receiver. In Suspend Mode, the
receiver consumes significantly less power than when it is recording data.
To place the receiver in Suspend Mode
On the HR2 Receiver Tab, click the Suspend Receiver button (stop recording).
Figure 4-3: Suspend Receiver button
The Suspend receiver operation warning appears.
Figure 4-4: Suspend Receiver operation warning
l Click Yes to suspend the receiver operations, and the receiver will no longer record and collect
any data. This will conserve power.
l Click No to return to the Fathom screen, keeping the receiver in Record Mode.
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Deploying an HR2 Receiver
How an HR2 receiver is deployed is driven by the environment it is being deployed in and
the type of study being performed. Some important points to keep in mind when designing a deployment
plan for your HR2 receivers are explained here. The common method for attaching a HR2 to a mooring
line is also given.
This Section Contains Information On The Following:
5.1 Case External Dimensions76
5.2 Deployment Facts and Tips77
5.3 Mooring Line Attachment78
5.4 External Cable81
5
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HR2 Receiver User Guide
5.1 Case External Dimensions
The HR2 receiver's case dimensions can be useful when designing a mooring plan or mooring
equipment. The dimensions, in inches, are shown in the drawings below.
Figure 5-1: HR2 Case Dimensions
76
5.2 Deployment Facts and Tips
5.2 Deployment Facts and Tips
Before deployment, read these carefully to maximize the performance of your HR2 receivers.
5.2.1 Mooring
HR2 receivers are moored in many configurations often reflecting the bathymetry and
oceanographic/weather conditions. A simple mooring design generally works well. However, in rougher
conditions, heavier weights and mooring lines are usually required.
If a bottom mooring is desired, the HR2 should be positioned above the floor such that it has an
unobstructed “view” of tagged animals within their expected acoustic range. Ensure the HR2’s
hydrophone is unblocked (do not position an air filled buoy directly above the hydrophone) and free ofany biofouling.
In high flow locations, you may consider using hydro dynamically shaped buoys and low profile
anchors.
For the best horizontal range, mount the HR2 receiver in a vertical position. Always mount the HR2
with the hydrophone pointing up to the surface, for better acoustic communication with the VR100.
CAUTION: The hydrophone must be kept free of mooring lines and obstructions. Objects around
the hydrophone will adversely affect the detection range of the HR2 receiver.
5.2.2 Spacing
Receiver spacing is generally determined based on range testing and historical acoustic data. Our
position is that you should try to space receivers such that you achieve good detection probability in most
or all weather conditions. It is not always necessary to have 100% coverage if you have several other
locations where you know the animals will be passing through.
However, if you wish to accurately quantify the passing of animals through every receiver location then
you should strive for 100% detection probability. Typical spacing is usually between 100 and 300 meters.
REFERENCE: See the Gate Design tutorial on our website.
Receiver spacing guidelines for VPS studies differ from gate studies because complete overlap of
detection ranges is required for successful fine-scale positioning. For more information on estimating
appropriate receiver spacing for your study, please refer to the VEMCO Range Test SoftwareManual, from our website, and make sure to conduct tests as described in "Testing the Receiver", on
page29.
5.2.3 Biofouling
Some customers use a rubber shrink tape, such as DAFLEX ST250 Cold Shrink Tape, available from
Digikey (W211-ND), to prevent biofouling on the HR2 receiver. It can be used to cover the receiver
body (do NOT cover the hydrophone) and does not leave a glue residue when removed. Another option
is to use an antifouling paint, such as Interlux Micron CSC.
NOTE:Keep the hydrophone uncovered to prevent acoustic dampening.
CAUTION: The Status Light is also a pressure relief valve. Never cover the Status Light/Release
Valve. The release valve must be able to pop open if needed and must not be blocked by tape or
paint.
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HR2 Receiver User Guide
5.3 Mooring Line Attachment
The common method used to attach a HR2 receiver to a mooring line is to use five cable ties (zip tie or
tie-wrap) with the following characteristics:
l Non-reusable lashing cable ties
l 388 mm (15.25") long
l 7.5 mm (0.3") wide
l UV protected
l 120 lbs tensile strength
l mooring line
l 3/8" minimum diameter nylon rope
A set of five cable ties is shipped with each new HR2 receiver and more may be purchased from
VEMCO (product number HWE 507450).
Follow the instructions listed below to attach the HR2 receiver to the rope used as the mooring line.
Step 1 - Attach locations
Identify the location on the rope where the bottom of the HR2
receiver will be attached.
(VR2Tx example shown)
Step 2 - Twist rope
Twist the rope so the strands of the rope separate from each other and an
opening in the rope is seen. This is referred to as opening the “warp in the
rope”.
Step 3 - Slide cable tie through
Slide one of the cable ties through the center of the rope and the
Attachment Hole.
(VR2Tx example shown)
78
Step 4 - Latch and tighten
Latch and tighten the cable tie so the head of the cable tie is next to
the rope.
(VR2Tx example shown)
Step 5 - Slide, latch and tighten
Open the warp in the rope again and slide another cable tie through
rope so it lines up with the bottom half of the lower groove around
the body of the HR2. Tighten the cable tie so the tie’s head is next
to the rope.
(VR2Tx example shown)
5.3 Mooring Line Attachment
Step 6 - Slide, latch and tighten
Wrap a third cable tie around the HR2 receiver and the rope so the
cable tie occupies the top half of the lower groove in the HR2 body.
The bottom half of the groove is already occupied by the cable tie
from Step 5 Latch the cable tie so the head of the cable tie is over
the rope.
(VR2Tx example shown)
Step 7 - Slide, latch and tighten
Open the warp in the rope next to the groove closest to the hydrophone
and slide another cable tie through rope so it lines up with the top half of
that groove. Tighten the cable tie so the tie’s head is next to the rope.
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HR2 Receiver User Guide
Step 8 - Slide, latch and tighten
Wrap a fifth cable tie around the HR2 receiver and the rope so the cable
tie occupies the bottom half of the groove used in Step 7. Latch the cable
tie so the head of the cable tie is over the rope.
Step 9 - Trim off excess
Trim the cable ties so there is no excess cable tie material and no sharp edges.
Figure 5-2: Sample mooring line attachment (VR2Txshown)
WARNING: Cut the cable ties when removing a HR2 from the mooring line. DO NOT re-use cable
ties. Use only new cable ties when deploying a HR2 receiver.
80
5.4 External Cable
5.4 External Cable
The HR2 Receiver uses an external cable to connect to other devices. VEMCO has successfully used
cable with the following specifications:
l Black polyurethane jacket to an overall outer diameter of approximately 0.290”
l Two jacketed Kevlar 49 strength members with breaking strength of 350 lbs each
l UV stabilized
l SubConn MCIL8F connector on HR2 end
There could be variations on these cable specifications based on individual customer needs. VEMCO
should be consulted when designing specific cabling solutions.
Figure 5-3: VEMCO high speed USB cable
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82
Viewing and Managing Receiver
6
Data
The Fathom software provides the ability to visualize detection and diagnostic data (where applicable)
time series’ for HR2, VR2W, VR2AR, VR2Tx, and VR4-UWM receivers.
It also provides the ability to convert HR2 .VDAT files (offloaded using Fathom) and VR2W, VR2AR,
VR2Tx, and VR4-UWM VRL files (offloaded using VUE) to a new, easy-to-use CSV format.
This Section Contains Information On The Following:
6.1 Visualizing Data84
6.2 Exporting Data95
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HR2 Receiver User Guide
6.1 Visualizing Data
After data have been collected from an HR2 Receiver, VR2W, VR2Tx, VR2AR, or VR4-UWM
receiver, the detection records (and diagnostic records, if applicable) can be displayed in Fathom's
Visualize Data application.
NOTE:You do not need to be connected to a receiver to visualize data.
To Visualize Data from an offloaded file
Step 1 - Launch Fathom
Click the Task Bar shortcut for the Fathom
Launcher to start the Fathom software (see
below), and then click on the Visualize Data icon
(see right).
Step 2 - Select file to import
To select the file to import, click File, Open Data
File....
The Select file to display dialog box appears.
Navigate to the desired folder, select the file to
display and click Open.
Good to know: You can filter your search
by selecting which type of file you are
looking for (VDAT, VRL, or All Supported,
see image below right).
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6.1 Visualizing Data
Step 3 - File Import in progress
The selected file name appears on the tab at the
top of the Data Visualizer window, and the data
extraction progress is displayed in the center of the
window.
NOTE: You can cancel the import process byclicking/closing the tab.
Step 4 - Data displayed
The data are displayed in the Data Visualizer window. Data are presented in two sections:
l All Data in the top section (A).
l Selected Data in the bottom section (B). The content displayed in this section is based on the
range selected in the All Data section above.
Figure 6-1: Data displayed as various graphs
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HR2 Receiver User Guide
6.1.1 Data Visualizer Main Window Features
The Data Visualizer main window provides the following display features:
l (A)Filename - The filename is displayed on the tab.
l (B) Multiple tabs - You can open multiple files and each will have its own tab.
l (C) Resizable - The main window is fully resizable, using click and drag action, or using the
Maximize window button.
Good to Know: When you resize the window, the graphs adjust to the size you pick, and
"spreads" the data accordingly. A small, tight window size will present data in more
"compressed" view, while a large, wide window will "spread" the data and graph over a more
usable scale. For more details, see Bin Size below.
Figure 6-2: Data Visualizer Main Window features
86
6.1 Visualizing Data
6.1.2 ALLDATA Section Features
The plot in the All Data section displays a time series of binned detection counts. The All Data plot
covers the entire dataset. This section provides the following display features:
l (A)HR/PPM/Combined (HR2 only, image shown) - You can view your detections by Type
(just click your choice): HR, PPM, or Combined HR and PPM detections.
The option selected also affects the graphs in the Selection section.
l (A)A69/A180/Combined (VR4-UWM only) - You can view your detections by Type
(just click your choice): 69 kHz, 180kHz, or Combined 69 and 180 kHz
detections. The option selected also affects the graphs in the Selection section.
l (B)Filter Options (Detections) - Fathom offers filter options for which detections to display. For
more information, see "Data Visualizer Filter Options", on page91.
l (C)Bin Size (Detections per) - Fathom bins your detection counts into bins of optimal size for
display purposes. The bin is recalculated each time you resize the Data Visualizer window, and
appears at the top left of the All Data section.
l (D) Total Detects - The total number of detections of the type you have selected (HR, PPM or
Combined HR and PPM) in the data file appears at the top center of the section.
l (E) Range Selector - The Range Selector tool allows you to select a range of dates/time to view
in the plots in the Selection section. A shorter range provides more detail, a longer range
provides a broader overview. For more information, see "Using the Range Selector Tool", on
page91.
l (F) Start/End Dates and Times - These are displayed at the bottom of the Range Selector tool.
l (G) Resizable - This section is resizable in height, using click and drag up or down action with
the resizing grab handle, between the sections or graphs.
Figure 6-3: All Data section features, HR2 detections
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HR2 Receiver User Guide
6.1.3 SELECTION Section Features
The plots in the Selection section display data for the selected portion of the All Data plot only. This
section provides the following display features.
Binned Detection Data
The top plot in the Selection section shows a zoomed in version of the plot in the All Data section.
l (A)Start/End Dates and Times - The time period covered by the selection. These are displayed
at the top left of the Selection section.
l (B) Detects - The selected number of detections (from the Range Tool in All Data section
above) appears at the top center of the section.
l (C)Bin Size (Detections per) - Fathom bins your detection counts in the Selection section into
bins of optimal size for the selected date range. The bin size appears at the top left of the plot. To
decrease or increase the bin size, reduce or extend the selected date range by clicking and
dragging a handle on the All Data graph.
l (D)Pinpointing bin detections - You can access the number of detections in a bin at any time
along the series by moving the cursor over the location on the plot where you want to see details.
Date and Time are also displayed.
l (E)Resizable - This section is resizable in height internally, using click and drag up or down
action with the resizing grab handle, between the graphs.
Figure 6-4: Binned Detection Data features
88
6.1 Visualizing Data
Relative Detection Density
The middle plot (HR2 receivers) / bottom plot (VR2W receivers) in the Selection section shows the
relative detection rates of each detected IDfor the selected time period.
l (A)Detection Density by ID - The ID corresponding to each row in the plot is listed to the left
of the graph. To sort the individual plots by ID, click ID at the top left.
l (B)Detection Count by ID - The detection count of each ID for the selected time period is listed
to the right of the graph. To sort the individual plots by detection count, click Count at the top
right.
l (C)Pinpointing Date and Time - You can access the data and time at any location along the
time series by moving the cursor over the location on the plot where you want to see details.
l (D)Resizable - This section is resizable in height internally, using click and drag up or down
action with the resizing grab handle, between the graphs.
Figure 6-5: Relative Detection Density features
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HR2 Receiver User Guide
Diagnostic Information (HR2, VR2Tx, VR2AR, and VR4-UWM receivers only)
l (A)Noise Samples (dB or mV) - Noise values are plotted relative to the primary y-axis. You can
access the noise level at any time along the series by moving the cursor over the location on theplot where you want to see details. Date and Time are also displayed. Noise readings are not
available for VR4-UWM receivers.
l (B)Tilt and Temperature - Tilt and temperature values are plotted relative to the secondary y-
axis. Select which value you would like to display using the Tilt, Temperature, or None options
at the top right of the plot. You can access tilt or temperature values at any time along the series
by moving the cursor over the location on the plot where you want to see details. This information
appears along with the Noise Sample and Date and Time described above. Temperature is not
available for VR4-UWM receivers.
l (C)Resizable - This section is resizable in height internally, using click and drag up or down
action with the resizing grab handle, between the graphs.
Figure 6-6: Diagnostic Information features (HR2 receiver info shown)
90
6.1 Visualizing Data
6.1.4 Data Visualizer Filter Options
The Data Visualizer Filter Options provide choices for filtering detections based on the source of the
detection (HR2 VR2Tx, and VR2AR receivers only). You may view self-detections (detections of a
receiver’s own built-in transmitter) only, external detections (all detections except those of the
receiver’s own built-in transmitter) only, or detections from both sources. The default option is bothsources.
To select a filter option
At the right of the Data Visualizer window, click the current filter option. The Filter Options box
appears, and displays the available options. Select the source to set the options and return to the DataVisualizer window.
Figure 6-7: Data Visualizer filter options
6.1.5 Using The Range Selector Tool
The Range Selector tool allows you to select a range of dates/time to view in the graphs in the
Selection section. A shorter range provides more detail, a longer range provides a longer overview.
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