Examples – Pilz PSS SB HYD, Basic license User Manual
Page 250
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8-14
Examples
Modular Block System: Hydraulic Presses
Fig. 8-10: Wiring diagram
E-STOP monitoring with monitoring of feedback loop, category 4
Block used: SB061/NA_1 and SB067/RFK_K4
WARNING!
When a safety-related device provides a start or restart signal, the start or
restart shall take place automatically only if a hazardous situation cannot
exist (EN 954, 03/97).
L1
24 V
N
E0.01
PSS
A1.16
+
A1.16
-
pulsed outputs
E-STOP
A1.00 A1.01
E0.02
E0.03 E0.06
Reset
Feedback loop
K-M1.1
K-M1.2
M1
M
K-M1.1
K-M1.2
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