Allen Bradley 1746SC-NI8U SLC 500 Universal Analog Input Module

FAQ

Q1: What signals can the 1746SC‑NI8U read?
It accepts voltage, current, thermocouple, RTD, or resistance signals across its eight inputs.

Q2: How many analog channels does this module have?
It has eight universal analog input channels.

Q3: Can the module handle thermocouple and RTD inputs?
Yes—thermocouple types J, K, T, B, E, R, S, N, C and RTD types PT385, Ni, Cu are supported.

Q4: What input ranges are supported for voltage and current?
Voltage inputs range from ±50 mV to ±10 V; current inputs from 0–20 mA and 4–20 mA.

Q5: Does the 1746SC‑NI8U provide isolation?
Yes—inputs are isolated from chassis/backplane up to 500 V DC and between channels for most signal types.

Q6: Where does this module mount in the SLC 500 chassis?
It mounts in any I/O slot except slot 0 which is reserved for the processor.

Q7: What are the physical dimensions and weight?
Typical dimensions are 140 × 33 × 145 mm and weight around 0.23 kg.

Q8: Is the 1746SC‑NI8U still produced by Rockwell Automation?
No—this is a legacy SLC 500 series module that has been discontinued.

1746SC-NI8U Allen Bradley

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