Rockwell Automation 1762-IR4 RTD/Resistance Input Module - Manual (Page 15)

Publication 1762-UM003A-EN-P - February 2003
Overview 1-5
Resistance Device Compatibility
The following table lists the specifications for the resistance devices
that you can use with the module.
Table 1.3 Resistance Device Specifications
Resistance
Device
Type Resistance Range
(0.5 mA Excitation) Resistance Range
(1.0 mA Excitation)
Accuracy
(1) Temperature Drift Resolution Repeatability
150
Ω
0 to 150
Ω
0 to 150
Ω
±0.15
Ω
±0.007
Ω
/°C
(±0.012
Ω
/°F)
0.01
Ω
±0.04
Ω
500
Ω
0 to 500
Ω
0 to 500
Ω
±0.5
Ω
±0.023
Ω
/°C
(±0.041
Ω
/°F)
0.1
Ω
±0.2
Ω
1000
Ω
0 to 1000
Ω
0 to 1000
Ω
±1.0
Ω
±0.043
Ω
/°C
(±0.077
Ω
/°F)
0.1
Ω
±0.2
Ω
3000
Ω
0 to 3000
Ω
Not allowed ±1.5
Ω
±0.072
Ω
/°C
(±0.130
Ω
/°F)
0.1
Ω
±0.2
Ω
(1) Accuracy values are based on the assumption that the module has been calibrated to the temperature range of 0 to 55°C (32 to 131°F).