Rockwell Automation Allen-Bradley 440R-S13R2 - Internal Circuit Block Diagrams; CI Safety Relay (Cat. No. 440 R-S13 R2); DI Safety Relay (Cat. No. 440 R-D22 R2); DIS Safety Relay (Cat. No. 440 R-D22 S2)

Rockwell Automation Publication 440R-UM013G-EN-P - December 2022 43
Chapter 8
Internal Circuit Block Diagrams
The figures in this chapter show the internal circuit block diagrams of each safety relay.
CI Safety Relay
(Cat.No.440R-S13R2)
Figure 37 - CI Safety Relay Circuit Diagram
DI Safety Relay
(Cat.No.440R-D22R2)
Figure 38 - DI Safety Relay Circuit Diagram
DIS Safety Relay
(Cat.No.440R-D22S2)
Figure 39 - DIS Safety Relay Circuit Diagram
EM Safety Relay
(Cat.No.440R-EM4R2)
Figure 40 - EM Safety Relay Circuit Diagram
Reset
Reset
AND / OR
AND /
OR
PWR
IN1
IN2
LOGIC IN
OUT
Logic
AND / OR
AND /
OR
Logic