Hardware reference guide

I/O Modules
35013379 11/2011 493
140ARI03010 I/O RTD Input 8 Channel Module
Overview
The RTD Input 8 Channel module accepts input from up to eight 2-, 3-, and 4-wire
RTD sensors, and provides temperature measurement data to the Quantum CPU.
Specifications
The following table shows the ARI030010 RTD IN specifications.
Specifications
Number of Channels 8
LEDs Active
F
1 ... 8 (Red) - Indicated channel is out of range. (This includes
broken wire and short circuit conditions.)
R - Module has passed power-up diagnostics
Required Addressing 9 Words In
RTD Types Range (degrees C)
IEC Platinum
PT 100, PT200, PT500,
PT1000
- 200 to + 850
American Platinum
PT 100, PT200, PT500,
PT1000
- 100 to + 450
Nickel
N100, N200, N500, N1000
- 60 to + 180
Measurement Current
PT100, PT200, N100, N200 2.5 mA
PT500, PT1000, N500,
N1000
0.5 mA
Input Impedance > 10 MΩ
Linearity +/- 0.01% of full scale (0 ... 60° C)
Resolution 0.1° C
Absolute Accuracy +/- 0.5 degrees C (25° C)
+/- 0.9 degrees C (0 ... 60° C)
Isolation
Channel to Channel 300 V peak-to-peak
Channel to Bus 1780 Vac @ 47 ... 63 Hz for 1 minute or 2500 Vdc for 1 minute