SF4C Safety light curtain
2.6 Wiring
37
NOTE
•
For wiring the safety input 1 wire (gray) and the safety input 2 wire
(gray/black), see " Inactive External Device Monitor Function (Control
Category 4)" on page 49.
•
The large multipurpose indicator lights up in red when connecting the large
multi-purpose indicator input 1 wire (gray) and +V, and it lights up in green
when connecting the large multi-purpose indicator input 2 wire (gray/black)
and +V.
Symbols in the wiring diagram
Switch S1
•
Test
input/Reset
input
When manual reset is activated:
•
Vs to Vs - 3.5V (sink current: 5mA or less): OFF
•
Open:
ON
When auto-reset is activated:
•
Vs to Vs - 3.5V (sink current: 5mA or less): ON
•
Open: OFF
Switch S2
•
Interlock setting input,
Override input, Large
multi-purpose indicator
input 1/2, Muting input
1/2, External device
monitor input
•
Vs to Vs - 3.5 V (sink current: 5mA or less): ON
•
Open: OFF
K1, K2
External device (forcibly guided relay or magnetic contactor)
Resistance A
3k
Ω
Resistance B
6.8k
Ω
Resistance C
470
Ω
Resistance D
47k
Ω
Condenser E
Condenser F
0.47
μ
F
0.1
μ
F
Vs = Applied supply voltage
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