Digital Input Connector for Power Focus 4000
Pin  | Function  | 
  | 
|---|---|---|
22  | GND (+24VDC isolated)  | ![]()  | 
21  | +24VDC isolated  | |
20  | Digital input 4 -  | |
19  | Digital input 4 +  | |
18  | Digital input 3 -  | |
17  | Digital input 3 +  | |
16  | Digital input 2 -  | |
15  | Digital input 2 +  | |
14  | Digital input 1 -  | |
13  | Digital input 1 +  | 
