The General Electric HE693RTM705 is a Master Communication Module designed for the GE Fanuc Series 90-30 PLC platform. This module serves as a specialized interface for remote terminal unit (RTU) communication, enabling robust data exchange between the PLC system and external serial devices. It is engineered for compatibility with CPU331 processors or higher, providing reliable serial connectivity for industrial automation and control applications.
Features
Designed for integration with GE Series 90-30 PLC backplanes.
Supports RS-232 and RS-485 serial communication protocols.
Optimized for RTU (Remote Terminal Unit) master communication tasks.
Standard Series 90-30 module form factor for easy rack mounting.
Low power consumption profile suitable for standard PLC power supplies.
Applications
This module is primarily utilized in industrial environments requiring serial data integration, such as SCADA systems, remote telemetry, and distributed I/O control. It is frequently deployed in water treatment, power distribution, and manufacturing processes where serial-based instrumentation must interface with the Series 90-30 controller.
Technical Specifications
Product Model
HE693RTM705
Manufacturer
General Electric
Communication Ports
RS-232 / RS-485
Power Supply
5 VDC
Power Consumption
425 mA @ 5 VDC
Operating Temperature
0 degC to +55 degC
Storage Temperature
-40 degC to +85 degC
Relative Humidity
5 to 95 % RH (non-condensing)
Installation Guidelines
Ensure the PLC rack power is disconnected before installing or removing the module.
Slide the module into the designated slot on the Series 90-30 baseplate until it is firmly seated.
Secure the module using the integrated mounting screws to ensure proper grounding and mechanical stability.
Use shielded communication cables for RS-232/RS-485 connections to minimize electromagnetic interference (EMI).
Route signal cables away from high-voltage power lines and heavy-duty motor starters.
Handle the module using ESD-safe practices to prevent damage to sensitive internal circuitry.
FAQ
What CPU is required for the HE693RTM705? This module is compatible with the GE Series 90-30 CPU331 or larger processor models.
Does this module support both RS-232 and RS-485? Yes, the module is designed to support both serial communication standards for versatile field device connectivity.
