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Product Overview:
Allen Bradley 1746-INT4 is an SLC 500 isolated thermocouple/mV analog input module. The isolated thermocouple/mV analog input module has four (4) inputs and is compatible with thermocouple C, D, J, K, T, E, R, S, B, N, and -100... 100 mV DC signals.
Technical Specifications
Manufacturer:Rockwell Automation
Brand:Allen-Bradley
Part Number/Catalog No.:1746-INT4
Series:SLC 500
Module Type:Isolated Thermalcouple/mV Analog Input Module
Backplane Current (5 Volts):110 milliamps
Inputs:Four (4); Isolated
Backplane Current (24 Volts):85 milliamps
Thermocouple sensors:Type C, D, J, K, T, E, R, S, B, and N
Bandwidth:8 Hertz
mV signal inputs:–50…50 mV dc –100…100 mV dc
Thermocouple Linearization:IPTS–68 standard, NBS MN–125, NBS MN–161
Cold junction compensation:Accuracy ±1.5 °C (34.7 °F), 0 … 70 °C (32…158 °F)
Open-circuit detection:Upscale, downscale, or zero
Step Response:100 milliseconds in, 2.5 milliseconds out
Backplane Current:110 mA @ 5VDC; 85 mA @ 24VDC

Application Industry:
1. Power industry, the elevator industry, parking lot, automobile, automobile supporting.
2. Feed industry, aluminum smelting machinery, refrigeration industry.
3. Iron and steel industry, combustion control system, non-ferrous metal smelting.
4. Glass industry, engineering machinery, textile machinery, water treatment.
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