Before Using this Device
SF4C Safety light curtain
12
Emitter
Function Description
Operation
indicator
[OSSD]
(green/red),
(Note 3)
Lights up when the sensor operation is as follows (OSSD 1/2):
When the control output (OSSD 1/2) is ON: lights up green.
When the control output (OSSD 1/2) is OFF: lights up red.
Digital error
indicator (red)
When the safety light curtain is in the lockout state, the error contents are
displayed here.
Fault indicator
[FAULT]
(yellow)
When a fault occurs in the sensor: lights up or blinks.
PNP indicator
[PNP] (orange)
When the PNP output is set: lights up
NPN indicator
[NPN] (orange)
When the NPN output is set: lights up
Test input
indicator [TEST]
(orange)
Lights up when test input is active.
Turns OFF when test input is inactive.
Safety input 1
indicator [S1]
(orange)
Lights up when safety input 1 is active.
Turns OFF when safety input 1 is inactive.
Safety input 2
indicator [S2]
(orange)
Lights up when the safety input 2 is active.
Turns OFF when the safety input 2 is inactive.
The description given in [ ] is marked on the sensor.
Receiver
Function Description
Large
multi-purpose
indicator
(Note 1)
Lights up in red when the large multi-purpose indicator input is active.
Lights up in green when the large multi-purpose indicator input is active.
Turns OFF when the input is inactive.
Incident light
intensity
indicator (green
/orange) [STB]
Lights up in green when stable light is received.
Lights up in orange when unstable light is received.
Turns OFF when light is blocked. (Note 2)
A
When the control output (OSSD 1/2) is ON: lights up green.
When the top block receives light: lights up red.
When the top end receives light: blinks red.
B
When the control output (OSSD 1/2) is ON: lights up green.
When the upper middle block receives light: lights up red.
Beam-axis
alignment
indicator
(green/red)
[RECEPTION]
C
When the control output (OSSD 1/2) is ON: lights up green.
When the lower middle block receives light: lights up red.
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CH - 5453 Busslingen
Tel. +41 (0)56 222 38 18
Fax +41 (0)56 222 10 12
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