Rockwell Automation 1753-OB16 GuardPLC Digital Output Module Installation Instructions - Manual (Page 8)

8 GuardPLC Digital Output Module
Rockwell Automation Publication 1753-IN005B-EN-P - June 2010
For connection of a load, the reference pole L- of the related channel group must be used (2-pole
connection).
Example: Connecting Actuators to the Outputs
13 L- Reference pole
14 9 Digital output DO 9
15 10 Digital output DO 10
16 11 Digital output DO 11
17 12 Digital output DO 12
18 L- Reference pole
19 L- Reference pole
20 13 Digital output DO 13
21 14 Digital output DO 14
22 15 Digital output DO 15
23 16 Digital output DO 16
24 L- Reference pole
TIP Inductive loads can be connected without a protection diode on the load.
However, Rockwell Automation strongly recommends that a protection
diode be fitted directly to the load to suppress any interference voltage. A
1N4004 diode is recommended.
Terminal Number Designation Function
DO 1 DO 2 DO 3 DO 4 L- L-