1746-NIO4I Analog Combination Module
Allen-Bradley SLC 500 | 2 Inputs & 2 Outputs | Single-Slot
Channels
Inputs (×2): selectable –20…+20 mA or –10…+10 V
Outputs (×2): 0–20 mA (±5 % over-range)
Select via DIP switches
Performance
Input Resolution: 16-bit & Output Resolution: 14-bit
Update Rate: 512 µs total
Bandwidth: 10 Hz
Step Response: 60 ms in, 2.5 ms out
Backplane & Power
5 V Draw: 55 mA | 24 V Draw: 145 mA
Power: ~1 W @5 V | ~3.5 W @24 V
Isolation & Accuracy
Isolation: 500 V (tested)
Input Accuracy: ±0.642 % (current), ±0.504 % (voltage)
Drift: ±79 ppm/5 °C (current), ±63 ppm/°C (voltage)
Environment & Mounting
Operating: 0…60 °C | Humidity: 5–95 % NC
Slot: any except slot 0; Width: single slot
Terminal: 18-pos removable; Cable: Belden 8761
