Operating Instructions
Safety Switch STP...
Type
STP1‑528..
STP2‑528..
STP1‑538..
STP2‑538..
STP3‑537..
STP4‑537..
STP1‑4131..
STP2‑4131..
STP3‑4131..
STP4‑4131..
STP3‑2131..
STP4‑2131..
STP3‑4121..
STP4‑4121..
STP3‑4141..
STP4‑4141..
Figure 3: Switching elements and switching functions
Hinged actuator S-OU-SN
20
35,50
Figure 4: Minimum door radii
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Guard closed and locked
Guard closed and not
E1
E1
E2
E2
Hinged actuator S-OU-LN for inser-
tion funnel
20
35,50
Guard open
locked
E1
E2
Ordinal numbers of switching
Hinged actuator S-LR-SN
Hinged actuator S-LR-LN for
insertion funnel
10
Terminal assignment
Plug connector SR11
contacts
Actuator
Actuator‑S‑G...
Actuator‑S‑W...
Hinged actuator‑S‑OU...
Hinged actuator‑S‑LR...
Door radius,
min. [mm]
300
300
200
200