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PSR-CT
PHOENIX CONTACT
108366_en_01
Application drawing
Figure 9-5
PSR-CT safety switch connected to a safe controller
Key:
0V
S4
24V DC
F1
0V
UB
START
FO1A
FO1B
DGN
0V
FI1B
FI1A
PSR-CT-...-SEN-1-8
PSR-CT-C-ACT
S3
UB
START
FO1A
FO1B
DGN
0V
FI1B
FI1A
PSR-CT-...-SEN-1-8
PSR-CT-C-ACT
S2
UB
START
FO1A
FO1B
DGN
0V
FI1B
FI1A
PSR-CT-...-SEN-1-8
PSR-CT-C-ACT
S1
24V
GND
0V
DI1 DI2 DI3
I/O
Logic
SIS / FS-PLC
S1, S2, S3
Safety switches
S4
Central reset button at the safe controller
FO1A, FO1B
Safety outputs
START
Start/reset input
UB
24 V DC power supply
DGN
Signal output
FI1A, FI1B
Safety inputs
SIS / FS-PLC
Safety Instrumented System / failsafe controller
DI1 ... DI3
Digital inputs
F1
Fuse protection for the power supply