IC200CMM020 GE VersaMax Modbus Master Module

Product Description

The General Electric IC200CMM020, also cataloged as the IC200CMM020 Modbus Master Module, operates as a dedicated hardware component for serial protocol translation within VersaMax Genius NIU networks. Furthermore, it actively polls RTU slaves and transfers data across the backplane. Consequently, this module enables seamless integration of third-party serial devices into the GE control architecture.

Hardware Specifications

Backplane Bus Communication and Firmware Flash Compatibility

General Electric VersaMax modules actively utilize backplane bus communication to maintain deterministic data exchange rates across the Genius NIU network. Specifically, the IC200CMM020 translates polled Modbus RTU data into Genius global data structures. Moreover, this architecture ensures that serial communication latencies do not disrupt the primary PLC scan cycle. Additionally, the module supports firmware flash compatibility, allowing field updates to resolve protocol bugs or expand slave addressing limits. Finally, the backplane interface manages buffer allocation dynamically based on the active baud rate and polling load.

Frequently Asked Questions

Q: How many IC200CMM020 modules can operate simultaneously in a single Genius NIU I/O station?
A: The hardware architecture supports up to 2 serial communication modules per Genius NIU I/O station. Engineers must configure unique Modbus master addresses and backplane memory maps for each installed module to prevent bus conflicts.

Q: What is the maximum backplane power draw for this module?
A: The module consumes 460 mA from the 5 V backplane supply. System designers must verify that the NIU power supply can sustain this load alongside other installed I/O cards without dropping below minimum operating voltage thresholds.

Q: Does the module support hot-swapping during live network operation?
A: No, hot-swapping is not supported for this serial communication module. Maintenance personnel must power down the Genius NIU station before inserting or removing the IC200CMM020 to prevent backplane transients and data corruption.

Other Attributes

• Series:  GE VersaMax
• Country of Origin: USA
• Lead Time: In Stock, 2 Working Days

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