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Description

The General Electric IC687BEM731 is a high-performance Genius Bus Controller module designed for seamless integration within the PACSystems RX7i and Series 90-70 PLC architectures. This single-slot module serves as a critical communication interface, enabling efficient data exchange between the controller and Genius I/O devices across the factory floor. Engineered for reliability in demanding industrial environments, it provides robust connectivity for complex control systems.

Features

  • Single-slot module design for efficient rack space utilization.
  • Supports high-speed communication with Genius I/O networks.
  • Operates on standard 5V DC logic power supplied by the backplane.
  • Designed for compatibility with GE Series 90-70 and PACSystems RX7i platforms.
  • Integrated 1500V RMS isolation to protect sensitive control logic from field-side electrical interference.

Technical Specifications

Model IC687BEM731
Manufacturer General Electric
System Compatibility PACSystems RX7i / Series 90-70
Power Supply 5V DC
Power Consumption 5-8 W (typical)
Isolation Rating 1500V RMS
Operating Temperature 0 degC to +60 degC
Storage Temperature -40 degC to +85 degC
Humidity 5-95% RH (non-condensing)
Vibration Resistance 2-500 Hz, 1G

Installation Guidelines

  • Ensure the PLC system is completely powered down before inserting or removing the module from the rack.
  • Handle the module by the edges to prevent electrostatic discharge (ESD) damage to the internal circuitry.
  • Verify that the module is fully seated in the rack slot and the retaining screws are tightened to ensure a secure backplane connection.
  • Maintain proper ventilation in the control cabinet to ensure ambient temperatures remain within the 0 to 60 degC operating range.
  • Route communication cabling away from high-voltage power lines and sources of electromagnetic interference (EMI) to maintain signal integrity.

FAQ

What is the primary function of the IC687BEM731?
This module acts as a bus controller, facilitating communication between the GE PLC system and devices connected to the Genius I/O bus.

Is this module compatible with systems other than the RX7i?
The IC687BEM731 is specifically engineered for use with the GE Series 90-70 and PACSystems RX7i PLC platforms.

What is the power requirement for this unit?
The module operates on a 5V DC logic supply drawn directly from the system backplane, consuming approximately 5 to 8 watts during typical operation.

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