Eaton Power XL DG1 Series - IO4 Board Layout and Terminals; IO4 Board Wire Layout Diagram; IO4 Board Terminals Explained

IO4—3 x PT100 RTD Thermistor Input Option Card
PowerXL DG1 Series Option Cards MN040007EN—April 2014 www.eaton.com 25
Figure 20. IO4 Board Wire Layout
Table 19. IO4 Terminal Layout
RM2 6
R2- 5
RM3 3
R3+ 4
R3- 2
FE 1
IO4 Board
R2+ 7
R1+ 10
RM1 9
R1- 8
PT100
PT100
Terminal Signal Technical
1 FE Connect cable shield
2 R3– PT100 Input, –30°C to +200°C, Accuracy <1.5°C
3RM3
4R3+
5 R2– PT100 Input, –30°C to +200°C, Accuracy <1.5°C
6RM2
7R2+
8 R1– PT100 Input, –30°C to +200°C, Accuracy <1.5°C
9RM1
10 R1+