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A. Modbus master
B. Ethernet Modbus TCP
C. Your meter
Your meter does not require any Modbus-specific configuration to act as a
Modbus slave device over Ethernet.
Your meter as a Modbus slave on a serial network
Your meter can function as a Modbus slave on a serial network.
A. Modbus master
B. RS-485 Modbus RTU
C. Your meter
D. Modbus slaves
Your meter’s serial connection must be wired and configured correctly. The same
mode of serial communication must be used for all devices on the network.
Configuring your meter as a Modbus slave using ION Setup
You can use ION Setup to configure your meter as a Modbus slave.
1. Start ION Setup.
2. Open the Setup Assistant for your meter.
3. Navigate to
Communications
>
Serial settings
. Select the tab for the serial
port you want to configure.
4. Highlight the parameter and click
Edit
to configure the serial port’s Modbus
parameters as required.
Parameter
Setting
Protocol
Modbus RTU or Modbus Master
RS485 Bias
•
OFF if the meter is a Modbus slave
•
ON if the meter is a Modubs master
5. Configure the meter’s other serial port parameters as required.
For Modbus mastering, you must add the Modbus slave devices using ION
Setup.
See your device’s Modbus map, available from www.usa.siemens.com/pds for
Modbus register information.
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Содержание 9810 Series
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