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Module Overview
This Ethernet interface module connects Series 90-70 PLCs to plant networks. You can install GE IC697CMM742-LL directly into any Series 90-70 rack slot. The unit supports TCP/IP protocols for data exchange with HMIs and SCADA systems. It handles both producer-consumer communication and Modbus TCP services.
Technical Specifications
| Parameter | Value |
|---|---|
| Dimensions (W x H x D) | 110 mm x 250 mm x 40 mm |
| Weight | 0.52 kg |
| Network interface | 10/100Base-TX (RJ-45) |
| Protocols | TCP/IP, UDP, Modbus TCP, SRTP |
| Maximum connections | 32 simultaneous |
| Data transfer rate | 100 Mbps (full duplex) |
| Producer-consumer support | Yes (with configurable RPI) |
| I/O data size | 4096 bytes input + 4096 output |
| Configuration port | RS-232 (9-pin D-sub) |
| Status indicators | 6 LEDs (link, activity, fault) |
| Power requirements | 5V DC at 1.5A from backplane |
| Total onboard components | 298 discrete parts |
| Energy storage type | Tantalum and ceramic capacitors |
| Energy storage rating | 560 µF at 16V DC |
| Operating temperature | 0°C to +60°C |
Module Layout and Components
The PCB places the Ethernet controller on the right side of the board. A 32-bit processor handles all protocol conversion tasks independently. Moreover, 298 discrete components include memory buffers and isolation transformers. Tantalum capacitors provide stable power for high-speed network processing. Consequently, the module delivers reliable data transfer without burdening the PLC CPU.
Installation Process
You can mount GE IC697CMM742-LL into any Series 90-70 rack slot. The backplane connector supplies power and provides access to PLC memory. Furthermore, the front panel RJ-45 port connects to plant Ethernet switches. Configuration software sets IP addresses and data mapping parameters easily.
Performance Advantages
This module supports up to 32 simultaneous network connections. The 100 Mbps full-duplex rate moves large data blocks quickly. Therefore, SCADA systems receive real-time PLC data without delays. The producer-consumer model also enables peer-to-peer data exchange between multiple PLCs.
Safety and Compliance
GE IC697CMM742-LL meets CE and RoHS industrial standards. The board discharges stored energy below 3V within six seconds. Hence, technicians face minimal electrical risk during installation or replacement.