Operations Guide

Pin I/O Name I/O Function

1 +5V Supply Reader supplied (not isolated) power source, 500mA max

2 Chassis Ground Reader (not isolated) return

3 User IN 0 Isolated input 0

4 User IN 1 Isolated input 1

5 User OUT 0 Isolated output 0 (active pull down to V-)

6 User OUT 1 Isolated output 1 (active pull down to V-)

7 User OUT 2 Isolated output 1 (active pull down to V-)

8 V MINUS Return for isolated inputs and outputs

9 V PLUS Power source for isolated outputs