GE IC200CMM020-AA Modbus Master Module

Frequently Asked Questions (FAQ)

Q1: What protocols does the IC200CMM020-AA module support?
A1: It supports Modbus RTU Master communication only.

Q2: Does the module support RS-232?
A2: The native port is RS-485, but RS-232 is supported via the IC690ACC901 adapter.

Q3: How many of these modules can be used per Genius NIU station?
A3: A maximum of 2 modules can be used per NIU I/O station.

Q4: How many RTU slave devices can one module communicate with?
A4: Each module can address up to 247 RTU slave devices.

Q5: Is a carrier module required for installation?
A5: Yes, the IC200CHS006 Communications Carrier is required.

Q6: What are the available baud rates for communication?
A6: Supported rates include 1200, 2400, 4800, 9600, and 19200 bps; both half and full duplex.

Q7: Which COMMREQ commands are supported?
A7: Supported commands include initialization (65520), diagnostic clear/read, and Modbus query (8002, 8003).

Q8: What are the physical dimensions and weight of the module?
A8: The module measures 110 x 66.8 x 50 mm and weighs 0.081 kg.

GE IC200CMM020-AA Modbus Master Module

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