IC660CBB902 GE Fanuc Genius I/O Bus Controller Card
Manufacturer: GE Fanuc
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Part Number: IC660CBB902
Condition：New with Original Package
Product Type: Communication Modules
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Country of Origin: USA
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
GE Fanuc IC660CBB902 Genius Bus Controller Module
Configured for deterministic communication and real-time field data processing in Series 6 and Series 90 PLC systems, the GE Fanuc IC660CBB902 (IC660CBB902 Bus Controller Module) provides direct physical/electrical execution across Genius Bus topologies. It bridges host CPU backplane instructions to up to 31 distributed Genius I/O blocks over long-distance serial links.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | IC660CBB902 |
| Brand | GE Fanuc |
| Origin | USA |
| Weight | 2.72 kg (6.00 lbs) |
| Dimensions | Standard Series 6 / Series 90 Rack Form Factor |
| Operating Temp | 0 deg C to +60 deg C (Storage: -40 deg C to +85 deg C) |
| Power Consumption | 5 VDC from host backplane |
| Bus Protocol | Genius Bus Serial Protocol |
| Communication Rate | 153.6 kbps standard selectable baud rate |
| Connection Distance | Maximum 2000 feet (610 meters) |
| Maximum Device Capacity | 31 Genius I/O blocks (supports blocks with over 64 I/O points) |
| System Location | CPU slot, remote I/O rack, or high-capacity I/O rack |
| Galvanic Isolation | 1500 VAC for 1 min (logic-to-field) |
Backplane Bus Communication Velocity & Firmware Flash Compatibility
The IC660CBB902 maintains deterministic backplane bus communication velocity by handling real-time Genius Bus scan cycles independently of host CPU execution time. Onboard diagnostic processors manage hardware watchdog verification and automatic fault detection, preventing field bus anomalies from corrupting system logic. Firmware flash compatibility across parent CPU racks ensures continuous address allocation, accurate scan synchronization, and zero-latency signal translation for attached high-density Genius I/O blocks.
Frequently Asked Questions
Q: How does the IC660CBB902 controller derive its operational power?
A: The module draws its required operating power directly from the 5 VDC system power rail provided by the host PLC backplane rack.
Q: What maximum transmission distance does the IC660CBB902 support on the Genius Bus?
A: The module supports reliable serial data exchange at distances up to 2000 feet using approved shielded twisted-pair communication cable.
Q: What local visual diagnostics are integrated into the front interface?
A: The front panel incorporates dedicated diagnostic LEDs that indicate module power (PWR), system operational status (OK), bus state (BUS), and active serial communication (COMM).
Field Installation Guidelines
- Seat the module fully into a designated CPU or remote I/O expansion rack slot with system backplane power switched off.
- Use approved shielded twisted-pair conductors for all Genius Bus runs to maintain signal integrity over extended distances.
- Terminate both physical ends of the Genius Bus cable run with appropriate line impedances to eliminate signal reflection.
- Verify node address configurations via module DIP switches or handheld programmer tools before applying main bus power.
- Maintain adequate physical distance between serial communication cables and high-voltage AC power wiring inside control enclosures.