IC660BBA104 GE Fanuc Genius I/O Analog Input Output Block
Manufacturer: GE Fanuc
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Part Number: IC660BBA104
Condition：New with Original Package
Product Type: Analog Input Output Blocks
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Country of Origin: USA
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
GE IC660BBA104 Genius I/O Analog Block
The GE IC660BBA104, also cataloged as the IC660BBA104 Analog Input/Output Block, operates as a dedicated hardware component for direct sensor signal digitization and execution within Genius I/O network architectures.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | IC660BBA104 |
| Brand | GE Fanuc |
| Origin | USA |
| Weight | 3.88 lbs (1.76 kg) |
| Dimensions | 8.83 x 3.56 x 4.42 inches |
| Operating Temp | 0 to 60 deg C |
| Power Consumption | 12 Watts |
| Block Power (Nominal) | 115 VAC / 125 VDC |
| Block Power (Input Range) | 93-132 VAC / 105-145 VDC |
| Input Channels | 6 current source inputs |
| Output Channels | 2 outputs |
| Input Signal Range | 4-20 mA |
| Input Signal Resolution | 1 uA |
| Output Signal Resolution | 6 uA |
| Input Accuracy | 0.1% of full-scale reading |
| Output Accuracy | 0.15% of full-scale reading |
| Input Conversion Time | 16.6 ms to 400 ms (selectable) |
| Block-to-Block Isolation | 1500 V RMS |
| Bus Interface | Genius RS-485 serial bus |
| Status Indicators | Unit OK, I/O Enabled LEDs |
Backplane Bus & Network Determinism
The IC660BBA104 relies on the proprietary Genius RS-485 serial bus protocol to establish deterministic token-passing communication across industrial control networks. High-density I/O integration requires strict packet timing execution, allowing field measurements to transmit to host PLCs like the Series 90-30 or 90-70 without backplane latency degradation. Internal firmware flash compatibility ensures that configurable parameters—such as the input conversion filter times spanning 16.6 ms to 400 ms—synchronize directly with block diagnostic logic while maintaining galvanically isolated channel states against network ground loops.
Frequently Asked Questions
Q: How does block-to-block isolation impact ground fault conditions?
A: The 1500 V block-to-block isolation breaks electrical continuous paths between field sensor loops and the Genius RS-485 bus network. This prevents transient high-voltage surges or common-mode ground noise from propagating back to the central controller.
Q: What happens to output states during a serial bus communication interruption?
A: When serial transmission drops, the onboard microprocessor detects a bus timeout and forces the outputs into a pre-configured fail-safe state or holds the last valid value based on software configuration, preventing uncommanded actuator movement.
Field Installation Guidelines
Mount the IC660BBA104 vertically on a grounded metal sub-panel to maximize natural convection cooling across the housing heat sink structure. Ensure all Genius RS-485 network cabling utilizes shielded twisted-pair wire, terminating the shield drain wire at the designated bus block ground terminal only to prevent circulating ground currents. Strip input wires to specification and torque field terminals securely to ensure low-resistance contact for 4-20 mA loop connections. Maintain a minimum clearance of 2 inches on all sides for passive thermal dissipation and routing of field wiring harnesses.