Obvius A8820 User manual

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Modbus RTU Devices

AcquiSuiteTM Data Acquisition Server

Modbus RTU Devices

Enet 1 preferred

Ethernet Router/Switch (Cat 5/Cat6)

5.19 in.

Cat. No. A8820

NOTICE:

• This product is not intended for life safety applications.

• DO NOT install this product in hazardous or classiﬁed locations.

• The installer is responsible for conformance to all applicable codes.

• The device must be installed following the guidelines set forth in this installation guide, or the inherent protection provided by the device may be compromised.

INSTALLATION GUIDE

Product Application Limitation

• Obvius products are not intended for use in critical applications such as nuclear facilities, human implantable devices or life support. Obvius is not liable, in whole or in part, for any claims or damages arising from such uses.

• Obvius strongly believes in continuous improvement, therefore we must reserve the right to change speciﬁcations and product offerings without notice. Where possible, we will substitute products with equivalent functionality when necessary.

Overview

AcquiSuite is a family of data acquisition systems that provides owners and managers of commercial and industrial facilities with a costeffective means of gathering crucial information in a timely manner.

The footprint and industrial temperature range makes this a perfect solution for embedded applications. Reduce development time and speed up integration by collecting and distributing energy and sensor data directly from your equipment.

Power 24VDC, 500mA max

SPECIFICATIONS

Pollution Degree 2

Operating Temperature -30°C to +70°C, 95% RH non-condensing

Communication Protocols Modbus RTU, Modbus TCP, TCP/IP, HTTP, HTML, FTP

LAN Dual (2x) RJ45, 10/100 Ethernet

USB USB 2.0 Type A

RS485

Torque Settings (Wiring Terminals)

Installation Checklist

Hardware:

• A8820 AcquiSuite Data Acquisition Server (DAS)

• Laptop (not provided) with one RJ45 port (required for LAN or direct laptop-to-DAS connection)

• Ethernet Cat 5 or better ethernet cable (not provided)

• Power Supply 24VDC, 500mA or greater (not provided)

Optional hardware:

• Additional Modbus

• 2 wire, twisted pair with shield for Modbus/RS485 connection (Belden

• Termination resistors (120 ohm) for long RS485 runs over 200 ft

Mounting

DIN Rail: The A8820 is designed with integrated DIN rail mounting clips for a standard

35 mm DIN rail. The integrated clips on the back of the enclosure will snap directly on the rail.

Mounting Tabs: The enclosure provides mounting tabs in each corner of the enclosure. Use the appropriate type #6 or smaller screw to attach the unit to the mounting surface.

Mounting Template (Dimensions)

1120A or equivalent)

Dual (2x) RS485 Modbus, each supporting up to 32 external devices (64 total) Min = 4.4 in/lb (0.5 NM) Max = 5.3 in/lb (0.6 NM)

Devices

4.61 in.

3.76 in.

24 VDC @

500mA

AcquiSuite A8820

RS485-1

SHIELD

USB ENET-1

RS485-2

SHIELD

3.76 in.

Enter

ENET-2

STATUS

TXRX

• When installed in an outdoor or harsh environment, the device must be mounted in an appropriate listed outdoor or industrial rated enclosure (Type 4X / IP54 in Europe).

• Only copper wiring is to be used for all ﬁeld wiring terminals.

DI-602-A8820-00A

ENGLISH

Single Ethernet and Modbus (RS485)

120 ohm

Enet 2 optional

USB

USBENET-1

ENET-2

24 VDC @

500mA

AcquiSuite A8820

STATUS

Enter

RS485-2

TXRX

RS485-1

SHIELD

(RS485-1)

Internet

Computer

120 ohm

Computer may also be directly

connected to the A8820

-S

24VDC, 500mA

Dual Ethernet and Modbus (RS485)

Ethernet Router/Switch (Cat 5/Cat6) Ethernet Router/Switch (Cat 5/Cat6)

Internet

Computer

Computer may also be directly

connected to the A8820

120 ohm

(RS485-1)

DHCP Enabled Mode

Conﬁrm the DAS is properly connected to the computer or a LAN, and that both are powered ON.

1. Conﬁrm that DHCP is enabled on the computer. For most computers, this is the

default setting.

2. From the device front panel, navigate to the Quick Start menu. The ﬁrst screen in the

Quick Start will display the IP addresses for active Ethernet connections. Be sure to use the IP address for the correct Ethernet port, if both ports are connected. The device must be connected to the same network that the PC is connected to.

3. Open a browser and type the IP address, as shown on the LCD display of the AcquiSuite,

in the address bar.

24VDC, 500mA

USB

USBENET-1

ENET-2

24 VDC @

500mA

AcquiSuite A8820

STATUS

Ethernet Connected Meters & Devices

Enter

RS485-2

TXRX

RS485-1

SHIELD

++ +

-- -

-S S

120 ohm 120 ohm120 ohm

--SS

(Ethernet-2)

(RS485-2)

4. This will open the web browser interface of the AcquiSuite.

5. At initial setup, a password must be created. Select “Click here for Password Setup” to

create the admin user password.

4.87 in.

6. Enter the desired admin user password in both boxes and select "Apply."

Mounting Installation

1. Unpack materials.

2. Mount the DAS using either the DIN rail mount, or with screws through the mounting tabs.

3. Optional: Connect the Modbus network loop as shown in the diagram. Follow the

manufacturer’s instructions for installing and powering the Modbus devices.

4. Connect a PC to the DAS using a Cat 5 or better ethernet cable.

a. ENET 1 should be the "upstream" connection to the Internet. Connect it to your

ﬁrewall/router or Ethernet modem.

b. ENET 2 should be the "downstream" connection, for your PC and for Ethernet meters

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and devices.

5. Supply +24VDC to the DAS. Once power is applied, the Status LED will immediately turn

6. Decide type of connection:

a. DHCP Mode (DHCP is the default and is recommended). b. Static IP Mode.

on and the LCD will show a series of progress messages as the system boots.

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7. A message conﬁrming that the password was successfully set will display. Select the link

below it to proceed to the login screen.

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Front Panel Setup - DHCP Mode

From the main menu, select the "Quick Start."

2. Conﬁrm that Ethernet port 1 (Enet 1) is set to DHCP mode. DHCP is the default mode.

When connected, the IP address will be displayed for each connected port.

3. If Ethernet port 1 is not set to DHCP mode, select Enet 1 and then "Network Mode" to

open the Network Mode Port 1 menu. Then select "Use DHCP."

6. Follow the same procedure to set the "Subnet Mask" and "Gateway Address" ﬁelds.

Creating a Password at Initial Setup

At initial setup, a password must be created. Select “Click here for Password Setup” to

create the admin user password.

Front Panel Setup - Static IP Mode

From the main menu, select "Quick Start."

2. Select Ethernet port 1 (Enet 1) to open the Ethernet Port 1 menu.

3. Select "Network Mode" and then select the "Use Static IP" from the Network Mode

Port 1 menu.

4. Return to the Ethernet Port 1 menu and select "IP Address" to update the IP address to

the desired static IP settings.

2. Enter the desired admin user password in both boxes and select "Apply."

3. A message conﬁrming that the password was successfully set will display. Select the link

below it to proceed to the login screen.

Logging in with Username and Password

From the web browser interface, select “Click here to enter.”

2. Enter the username and password.

3. Login is successful.

5. From the IP address screen, use the left and right arrow keys to navigate through the

number ﬁelds, and the up and down arrow keys to scroll through the numbers. With the full IP address selected, click the OK (Enter) to save.

FCC STATEMENT:

This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instruction manual, may cause harmful interference to radio communications. Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense.

Any changes or modiﬁcations not expressly approved by Obvius Holdings, LLC could void the user’s authority to operate the equipment.

FCC Suppliers Declaration of Conformity (sDoC):

complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful

Trademark Disclaimer

Use herein of third party trademarks, service marks, trade names, brand names and/or product names are for informational purposes only, are/may be the trademarks of their respective owners; such use is not meant to imply afﬁliation, sponsorship, or endorsement. Modbus is a U.S. registered trademark of Schneider Electric USA, Inc. Belden is a trademark of Belden, Inc.

Obvius warrants to the original consumer purchaser and not for the beneﬁt of anyone else that this product at the time of its sale by Obvius is free of defects in materials and workmanship under normal and proper use for two years from the purchase date. Obvius’s only obligation is to correct such defects by repair or replacement, at its option. For details visit www.obvius.com or call 503-601-2099. This warranty excludes and there is disclaimed liability for labor for removal of this product or re-installation. This warranty is void if this product is installed improperly or in an improper environment, overloaded, misused, opened, abused, or altered in any manner, or is not used under normal operating conditions or not in accordance with any labels or instructions. There are no other or implied warranties of any kind, including merchantability and ﬁtness for

a particular purpose, but if any implied warranty is required by the applicable jurisdiction, the duration of any such implied warranty, including merchantability and ﬁtness for a particular purpose, is limited to two years. Obvius is not liable for incidental, indirect, special, or consequential damages, including without limitation, damage to, or loss of use of, any equipment, lost sales or proﬁts or delay or failure to perform this warranty obligation. The remedies provided herein are the exclusive remedies under this warranty, whether based on contract, tort or otherwise.

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LIMITED 5 YEAR WARRANTY AND EXCLUSIONS

interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.

IC Statement:

This device complies with Industry Canada license-exempt RSS standard(s). Operation is subject to the following two conditions: (1) this device may not cause interference, and (2) this device must accept any interference, including interference that may cause undesired operation of the device.

Obvius A8820 User manual

Specifications and Main Features

Frequently Asked Questions

User Manual