The GE IC695ALG616, also cataloged as the IC695ALG616 Analog Input Module, operates as a dedicated hardware component for high-precision voltage and current data acquisition within RX3i PACSystems networks.
| Parameter | Specification |
|---|---|
| Model | IC695ALG616 |
| Brand | GE Fanuc (General Electric) |
| Origin | United States of America (USA) |
| Weight | 0.75 lbs (0.34 kg) |
| Dimensions | Single-slot RX3i universal backplane footprint |
| Operating Temp | 0 to 60 deg C |
| Internal Power Consumption | 450 mA at 3.3 VDC, 600 mA at 5 VDC from backplane bus |
| External Power Requirement | 18 to 30 VDC external supply range |
| Input Channels | 16 single-ended or 8 differential software-configurable circuits |
| Current Signal Ranges | 0-20 mA, 4-20 mA, +/-20 mA |
| Voltage Signal Ranges | -10 VDC to +10 VDC (bipolar operations) |
| Backplane Slot Occupancy | 1 slot |
| A/D Conversion Method | Successive approximation or sigma-delta array |
The module registers directly onto the RX3i backplane bus architecture, optimizing data throughput rates for multi-channel I/O density scaling profiles. Channel mapping registers interface with Profinet deterministic networks via network scanner nodes or localized central processor sweeps. High-speed bus communication velocity is maintained across all single-ended and differential hardware multiplexers, ensuring parallel signal sampling without compromising flash firmware execution loops or causing backplane memory starvation.
Q: What are the electrical advantages of configuring the module for differential inputs over single-ended inputs?
A: Configuring the module for 8 differential channels provides enhanced common-mode noise immunity by evaluating the voltage differential across two floating signal lines. This suppresses electromagnetic interference, whereas the 16 single-ended configuration references all signals to a shared internal ground loop, optimal for high-density, low-noise environments.
Q: Does the module require external field power to operate the analog sensor loops?
A: Yes. While internal logic registers draw 450 mA at 3.3 VDC and 600 mA at 5 VDC from the backplane, the field-side processing circuitry requires an external power supply voltage regulated between 18 to 30 VDC to drive the input channels and external instrumentation loops.
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