GE Fanuc IC687BEM731 | Genius Bus Controller

Overview

The GE Fanuc IC687BEM731 Genius Bus Controller is designed for use with the Series 90-70 and PACSystems RX7i systems. This device enables communication with up to 31 additional devices over a single Genius communications bus, supporting I/O diagnostics and redundant system capabilities. It occupies a single slot on the PLC backplane and facilitates datagram and global data transmissions.

Features:

• Supports up to 32 devices at 153.6 kbaud.
• Compatible with Genius I/O blocks, various controllers, Remote Drops, Versamax I/O stations, and Field Control stations.
• Built-in serial port for handheld monitor connection.
• Redundant system support.
• Daisy-chain, shielded twisted pair (STP), Twinax, and fiber optic cable options for bus communication.
• Performance improves with device number matching placement.
• Supports a bus length of up to 7500 feet (communication rates decrease with increased bus length).
• Compatible with Machine Edition Logic Developer 5.0 software (with service pack 2 or later) for configuration.

Technical Specifications:

• Brand: GE Fanuc
• Model: IC687BEM731
• Part Number: IC687BEM731
• Type: Genius Bus Controller
• Series: PACSystems RX7i
• Module Type: VME
• Current Required: 1.3 Amps from the backplane
• Voltage: 5V Bus
• Space: Single-slot
• Serial Ports: 1 (Handheld Monitor Port)
• Temperature Range: 0 to 60°C
• Redundancy: Supported
• Max. Devices on Bus: 32 devices at 153.6 kbaud
• Supported Bus Types: Daisy-chain, STP, Twinax, possibly fiber optic

Installation: To install the IC687BEM731, power down the rack, secure the controller to the backplane, and connect the necessary bus cables. Ensure that the device placement corresponds to the programmed device number for optimal performance.

FAQ:

• How many devices can be connected to the controller?
  • Up to 32 devices can be connected to the Genius bus at 153.6 kbaud.
• What types of cables are supported by the controller?
  • Daisy-chain, shielded twisted pair (STP), Twinax, and possibly fiber optic cables are supported.
• Can this device be used in redundant systems?
  • Yes, the IC687BEM731 supports redundant systems.
• What software is required for configuration?
  • The device can be configured using Machine Edition Logic Developer 5.0 (service pack 2 or later).