Description
Product Model: IC687BEM731
Product Brand: GE Fanuc (now under GE Automation / Emerson)
Product Series: Genius Bus Controller (for Series 90‑70 / PACSystems RX7i)
Key Features:
- Single‑slot Genius bus controller supporting up to 32 devices on a Genius communications bus.
- Operates on 5 V bus voltage with backplane current approx. 1.3 A; includes handheld monitor / serial port interface.
- Supports redundant system architectures and various cable types (daisy‑chain, STP, twinax) with maximum bus lengths up to ~7,500 ft at lower rates.
- Compatible with the Genius I/O ecosystem, Series 90‑70 or PACSystems RX7i racks, enabling reuse of legacy I/O infrastructure
- IC687BEM731
- IC687BEM731
| Specification | Description |
|---|---|
| Model Number | IC687BEM731 |
| Brand | GE Fanuc / GE Automation (Emerson) |
| Series | Genius Bus Controller (Series 90‑70 / RX7i) |
| Module Type | Single‑slot bus controller |
| Backplane Supply Voltage | 5 V DC |
| Backplane Current Draw | ~1.3 A |
| Maximum Devices on Bus | Up to 32 devices |
| Max Baud Rate (typical) | Up to 153.6 kbaud (subject to cable length & bus‑load) |
| Support Media Types | Daisy‑chain, STP, twinax, (possible fiber) |
| Redundancy Support | Yes—Supports redundant system configurations |
| Operating Temperature | 0 °C to 60 °C |
| Slot Width | Single‑slot, standard rack backplane |





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