SF4C Safety light curtain
2.7 Wiring Examples
49
Wiring for NPN output
K1
K2
+
%
-
+10
-15
24V DC
(Brown) + V
(Pink) Test input / Reset input
(Pale purple) Interlock setting input
(Yellow) Override input
(Red) Muting lamp output
(
G
reen / Black) Auxiliary output
(Gray) Safety input 1
(Gray / Black)
Safety input 2
(Shield) Output polarity setting wire
(Blue) 0V
(Orange) Synchroni
(Orange / Black) Synchronization -
(Orange / Black) Synchronization -
(Orange) Synchroni
(Brown) + V
(Gray) Large multi-purpose indicator input 1
(Sky-blue / White) Muting input 1
(
G
reen) External device monitor input
(Black) Control output 1 (OSSD 1)
(White) Control output 2 (OSSD 2)
(Shield) Output polarity setting wire
(Blue) 0V
(Gray / Black) Large multi-purpose indicator input 2
(Sky-blue / Black) Muting input 2
Gray cable
Gray cable
(with black line)
Safety contact
SF4C
Emitter
Receiver
Symbols in the wiring diagram
Safety input
•
Short circuit (sink current: 5 to 10mA), Source current 5 to 10mA: ON
•
Open: OFF
NOTE
•
The OSSD output type (PNP or NPN) is determined by the connecting state of
the shield wire. Incorrect wiring may cause a lockout.
2.7.4 Inactive External Device Monitor Function (Control Category 4)
This is the configuration for connecting an auxiliary output and external device monitor input.
The auxiliary output cannot be connected to external devices.
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