Description
Product Overview
The IC697BEM731 is a Genius Bus Controller Module (BCM) for the GE Fanuc Series 90-70 PLC system. It provides a dedicated communication channel to interface the PLC CPU with Genius I/O devices, supporting up to 30 devices per channel. The module features built-in diagnostic tools, a Hand-Held Monitor port for troubleshooting, and a compact single-slot design, enabling efficient distributed control in industrial environments.
Technical Specifications
| Feature |
Specification |
| Model |
IC697BEM731 |
| Series |
GE Fanuc Series 90-70 |
| Module Type |
Genius Bus Controller Module (BCM) |
| Operating Voltage |
5 VDC (supplied via backplane) |
| Backplane Current |
1.3 A |
| Module Width |
Single-slot |
| Communication Channels |
1 Genius Bus channel |
| Supported Drops |
Up to 30 devices per channel |
| Monitor Port |
Hand-Held Monitor (HHM) port for diagnostics |
| Data Rates |
153.5 Kbaud standard/extended, 76.8 Kbaud, 38.4 Kbaud |
| Bus Cable |
Belden 9182 type |
| Cable Distance |
2000–7500 ft depending on data rate |
| Bus Termination |
75 Ω or 150 Ω resistors at each end |
| LED Indicators |
3 LED status indicators |
| Built-in Functions |
I/O scanning, CPU data transfer, alarm reporting, PCIM communication |
| Diagnostics |
Integrated fault detection and troubleshooting functions |
| Connectors |
3PL and 1PL ports |
| Weight |
1.0 lbs |
| Manufacturer |
Originally GE Fanuc, now Emerson Automation |
Key Features
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Genius Bus Support: Connects PLC CPU with Genius I/O modules, expanding distributed I/O capacity.
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Compact Single-Slot Design: Saves rack space while providing full communication and control capabilities.
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Flexible Configuration: Supports multiple I/O types and customizable channel settings.
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Diagnostics & Monitoring: Built-in diagnostic tools and Hand-Held Monitor port facilitate quick troubleshooting.
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Reliable Communication: Supports standard and extended baud rates with cable distances up to 7500 ft.
Applications
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PLC-Based Distributed Control: Interfaces central CPU with remote Genius I/O devices.
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Industrial Automation: Expands input/output capabilities in manufacturing, material handling, and processing systems.
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System Diagnostics: Monitors device status and detects faults using integrated tools and HHM interface.
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Legacy System Integration: Ideal for Series 90-70 installations requiring bus-based I/O control.
Practical Considerations
-
Ensure proper bus termination to maintain signal integrity over long cable runs.
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Maximum of 30 drops per channel; exceeding this may cause communication issues.
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Compatible only with Series 90-70 PLC racks; not compatible with RX3i or Series 90-30 systems.
FAQ
Q: How many Genius I/O devices can this module support?
A: Up to 30 devices per channel, depending on bus configuration.
Q: What diagnostic tools are included?
A: Built-in fault detection, LED status indicators, and a Hand-Held Monitor port for troubleshooting.
Q: Can this module be installed in any PLC rack?
A: No, it is specifically designed for GE Fanuc Series 90-70 PLC racks.
Q: What is the maximum communication cable distance?
A: Cable distances range from 2000 to 7500 ft depending on configured data rates.
