Solid state equipment has operational characteristics differing from those of electromechanical equipment. Safety Guidelines for the Application,
Installation and Maintenance of Solid State Controls (publication SGI-1.1
http://literature.rockwellautomation.com
) describes some important differences between solid state equipment and hard-wired electromechanical
devices. Because of this difference, and also because of the wide variety of uses for solid state equipment, all persons responsible for applying this
equipment must satisfy themselves that each intended application of this equipment is acceptable.
In no event will Rockwell Automation, Inc. be responsible or liable for indirect or consequential damages resulting from the use or application of this
equipment.
The examples and diagrams in this manual are included solely for illustrative purposes. Because of the many variables and requirements associated
with any particular installation, Rockwell Automation, Inc. cannot assume responsibility or liability for actual use based on the examples and
diagrams.
No patent liability is assumed by Rockwell Automation, Inc. with respect to use of information, circuits, equipment, or software described in this
manual.
Reproduction of the contents of this manual, in whole or in part, without written permission of Rockwell Automation, Inc., is prohibited.
Throughout this manual, when necessary, we use notes to make you aware of safety considerations.
available from your local Rockwell Automation sales office or online at
Identifies information about practices or circumstances that can cause an explosion in a hazardous environment, which may
lead to personal injury or death, property damage, or economic loss.
Identifies information that is critical for successful application and understanding of the product.
Identifies information about practices or circumstances that can lead to: personal injury or death, property damage, or
economic loss. Attentions help you identify a hazard, avoid a hazard, and recognize the consequence.
Labels may be on or inside the equipment, such as a drive or motor, to alert people that dangerous voltage may be present.
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temperatures.
Allen-Bradley, Datasite, Rockwell Automation, and TechConnect are trademarks of R ockwell Automation, Inc.
Trademarks not belonging to Rockwell Automation are property of their respective companies.
Preface
Read this preface to familiarize yourself with the rest of the manual. It provides
information concerning:
• who should use this manual
• the purpose of this manual
• related documentation
• conventions used in this manual
Who Should Use this
Use this manual if you are responsible for designing, installing, programming,
or troubleshooting control systems that use DataSite controllers.
Manual
You should have a basic understanding of electrical circuitry and familiarity
with relay logic. If you do not, obtain the proper training before using this
product.
Purpose of this Manual
Related Documentation
Related publications for DataSite controllers
Pub. TitlePub. NumberDescription
DataSite Electronic Flow Meter and Remote Terminal Unit
Installation Instructions
DataSite Electronic Flow Meter and Remote Terminal Unit
Hardware User Manual
This manual is a reference guide for the software tools that accompany the
DataSite controller, namely DS Settings, DS FloConfig, and DS DNP3. These
tools can be used to configure and monitor the DataSite controller. This
manual describes the procedures you use to install and use the tools.
The publications listed in this table contain more information on the DataSite
controllers.
1758-IN001
1758-UM001
Information on how to install a DataSite controller.
Information on how to install and wire a DataSite controller.
Customized Function Blocks for DataSite Reference
Manual
DataSite Screen Builder user documentation available on
the DataSite CD and from http://www.isagraf.com
DataSite Workbench user documentation available on the
DataSite CD and from http://www.isagraf.com
Modbus Protocol Specifications available from
www.modbus.org
Allen-Bradley Programmable Controller Grounding and
Wiring Guidelines
Application Considerations for Solid-State Controls SGI-1.1
iiiPublication 1758-UM002D-EN-P - October 2010
1758-RM001
—Information on using the DataSite Screen Builder to create
—Information on using the DataSite Workbench to develop
—Information about the Modbus protocol.
1770-4.1
Description of the customized function blocks used for
programming DataSite controllers using the DataSite
Workbench software.
graphical user interfaces.
multi-process control projects for use with DataSite
controllers.
In-depth information on grounding and wiring Allen-Bradley
programmable controllers.
A description of important differences between solid-state
programmable controller products and hard-wired
electromechanical devices.
iv
Related publications for DataSite controllers (Continued)
Pub. TitlePub. NumberDescription
National Electrical Code - Published by the National Fire
Protection Association of Boston, MA.
Allen-Bradley Publication Index SD499—A complete listing of current documentation, including
This chapter provides information on the configuration settings utility,
DS Settings.
Use this tool to configure the 1758-RTU DataSite
controllers only.
1
Introduction
DS Settings is a configuration software for 1758-RTU DataSite controllers.
DS Settings provides the following functions:
• PC Communication Settings
This function lets you set up the communication mode and parameters
for the DataSite controller to be connected to the PC via the serial port
or the Ethernet (TCP/IP) port.
• Controller Communication Settings
This function lets you set up the controller parameters, such as serial
port parameters or Ethernet parameters, and low-power settings.
• Scan Settings
This function lets you configure Modbus master serial messages to
Modbus slave devices.
• Event Settings
This function lets you configure four types of real-time clock (RTC)
interruption events, namely system events, alarm events, calendar events
and time events.
13Publication 1758-UM002D-EN-P - October 2010
• Controller Debug
This function lets you use test registers and retrieve data from the
DataSite controller for online or offline debugging of the user programs
you have written for the controller in DataSite Workbench.
2. Enter the project name, for example, DS_RTU.prj.
3. Click OK.
The New Project dialog box appears.
The new project file, DS_RTU.prj in this example, is created in
C:\Program Files\Rockwell Automation\DS Settings\DS Settings
Project.
The file is opened in the project browser.
Publication 1758-UM002D-EN-P - October 2010
Save a Project
Follow this step to save a project using its current file name.
• From the File menu, choose Save.
The project file, DS_RTU.prj is saved in the current location. In this
example, it is C:\Program Files\Rockwell Automation\DS Settings\DS
Settings Project.
Follow these steps to save the project into a different file.
The DataSite controller can be connected to the PC via the serial port or the
Ethernet (TCP/IP) port. Use PC Communication Settings to set up the
communication mode and parameters for this connection.
Follow these steps to configure PC Communication settings:
1. From the Tools menu, choose PC Communication Settings.
The PC Communication Settings dialog box appears.
2. From the Connection Type pull-down menu, choose the type of
communication port used between the PC and the DataSite controller:
• For Ethernet communication mode, choose TCP/IP Server.
• For Serial port communication mode, choose your PC’s COM port
3. If you have chosen TCP/IP Server, set up the parameters for the
TCP/IP connection.
Parameters for TCP/IP Communication
ParameterDescriptionDefault Value
Station numberStation corresponding to the DataSite
controller communication Ethernet port.
1
IP addressIP address corresponding to the Ethernet
communication port of the DataSite
controller. The address is in the format,
xxx.xxx.xxx.xxx, made up of four octets with
each octet ranging between 0 and 255.
4. If you have chosen a COM port, set up the parameters for the serial port
connection.
Parameters for Serial Port Communication
ParameterValue range
Station number1…247
Baud rate (bps)2400, 4800, 9600, 14400, 19200, 38400, 56000, 57600
Timeout (1 s)1…10
Delay time (1 ms)0…3000
5. To confirm the PC settings and close the window, click OK.
To cancel the configuration and close the window, click Cancel.
When you click OK, the system will automatically save the
PC settings into a default file. The file name is
PC Communication Parameter.cfg, located in the current
project directory.
Use Controller Communication settings to set controller parameters, such as
serial port parameters or Ethernet parameters, and low-power settings.
Follow this step to open the Controller Communication Settings dialog box.
• From the Tools menu, choose Controller Communication Settings.
The Controller Communication Settings dialog box appears.
The file, Controller Communication Parameter.esy, located in the
current project directory, is displayed in the project browser file pane.
You can also double-click the
Controller Communication Parameter.esy file in the project
browser file pane to open the PC Communication Settings
picture.
The Information box displays a status message after each software
operation. For example, if a file is loaded successfully, the message,
"Load from file successful" appears in the Information box.
COM2), None
Master/Slave stateMaster, Slave
DuplexFull, Half
Baud rate2400, 4800, 9600, 14400, 19200, 38400, 56000, 57600
ParityEven, Odd, None
Data bits7, 8
Stop bits1, 2
Port typeRS232, RS485
Timeout (in units of 10 ms)1…1000
Delay time (in units of 10 ms) 0…300
3. To save the settings and close the Serial Ports Settings dialog box, click
OK.
To close the dialog box without saving the settings, click Cancel.
4. Click Download.
The new settings are applied to the DataSite controller.
The following sections provide more information on some of the parameters
for the serial port.
Protocol
When customizing the communication protocol, it is recommended that you
set the protocol as "None". You can then use flags in DataSite Workbench to
program the customized communication protocol. The flags corresponding to
each serial port are shown in the following table:
Flags in DataSite Workbench for serial ports
FlagDescription
US1_RXUS1 receiving task for US1 customized protocol
US2_RXUS2 receiving task for US2 customized protocol
The serial port scan block can be configured in the master state to acquire data
from the slave serial communication equipment connected in a certain time
interval. In the slave state, the DataSite controller can receive commands from
the host, generate and return response message. For more information, see the
Configuration Example
Timeout
In the master state, timeout is the maximum length of waiting time after a
command is sent. No new commands are sent while waiting for a response. If
no response is received after timeout, an error message box will be displayed to
inform you. You will then be prompted to send a new command.
on page 50.
Verify the protocol setting. If you set the protocol as
"None", the scan and the trigger scan function blocks will
not run properly even if the Master/Slave state is set
correctly.
Timeout is not applicable in other states.
Delay Time
In the master state, delay time is the maximum length of waiting time for the
next send command after one send/receive cycle is completed. This setting
can help prevent communication errors caused by a slower response of the
slave communication equipment connected.
In the slave state, delay time is the maximum length of waiting time for a
response to be returned after a command is received. This setting can help
prevent communication errors caused by a slower response of the master
communication equipment.
3. To save the settings and close the TCP/IP Settings dialog box, click OK.
Register IP Settings
The subnet mask and default gateway settings allow you to determine the
DataSite controllers that you want to establish communication with in the
network. This allows you to manage your network more efficiently.
To close the dialog box without saving the settings, click Cancel.
The options in the Power Enable group allow you to shut the power supply to
some parts of the DataSite controller to lower power consumption.
Follow these steps to lower power consumption.
1. Under Power Enable in the Controller Communication Settings dialog
box, clear the check boxes for the parts that can go to sleep:
• COM1 port
• Ethernet port
• LED indicators
If you are still using a port, do not clear its check box under
Power Enable. Otherwise, communication may be
interrupted. For example, when the DataSite controller is
communicating via the Ethernet port, do not shut the
power supply of the Ethernet port.
2. Click Download.
The settings are applied to the DataSite controller.
Follow this step to load the settings. This will load the last saved configuration
of the DataSite controller parameters.
• Click Load.
Alternatively, you may double-click the file, Controller Communication
Parameter.esy, from the file pane of the project browser or choose
Controller Communication Settings from the Tools menu.
If the file is loaded successfully, the message "Load from file successful"
will appear in the Information box.
Publication 1758-UM002D-EN-P - October 2010
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