Rtd Offset Select - Write Word 2 - Allen-Bradley FLEX Ex 1797-IRT8 Installation Instructions Manual

Sensor Mode Select - Write Word 1
Bit 05 04
13 12
0 0
0 1
1 0
1 1
0 0
0 1
1 0
1 1

RTD Offset Select - Write Word 2

Bit 01 00 RTD Offset Select Bits - Channel 0
03 02 RTD Offset Select Bits - Channel 1
05 04 RTD Offset Select Bits - Channel 2
07 06 RTD Offset Select Bits - Channel 3
09 08 RTD Offset Select Bits - Channel 4
11 10 RTD Offset Select Bits - Channel 5
13 12 RTD Offset Select Bits - Channel 6
15 14 RTD Offset Select Bits - Channel 7
0 0 Use channel loop compensation value stored during
calibration procedure for 2-wire RTD (default = 0 Ω)
5 Ω
0 1
10 Ω
1 0
15 Ω
1 1
Note: This parameter not applicable for Cu 10 Ω, which defaults to 0 Ω.
Sensor mode for channels 0...3
Sensor mode for channels 4...7
Thermocouple Mode
External compensation - uses cold junction sensor
Internal compensation - Uses the value selected for
reference junction
No compensation (Data is referenced to 0 °C)
Differential measurement between 2 channels
RTD Mode
2-wire RTD - no compensation
2-wire RTD with user compensation
3-wire RTD
4-wire RTD
FLEX Ex Thermocouple/RTD Input Module 17
Publication
1797-IN004G-EN-P - August 2017