SICK W34 Serie Instrucciones De Uso página 27

6 Additional functions
8009201.1DM8/2022-09-05 | SICK
Subject to change without notice
Table 5: AC/DC relay
3
H
D
H
D
Alarm
Alarm output: the sensor (WL34-Vxxx) features a pre-failure notification output ("Alarm"
in connection diagram [see "WL34-Bxxx, WL34-Vxxx", page
cation if the sensor is only ready for operation to a limited extent. The LED indicator
flashes in this case. Possible causes: sensor or reflector is contaminated, sensor is out
of alignment. In the good state: LOW (0), if excessively contaminated HIGH (1).
Table 6: Alarm
OPERATING INSTRUCTIONS
Relay
3 3
4 4
5 5
3 3
4 4
5 5
25]), which issues a notifi‐
Alarm (≤ 100 mA)
O P E R A T I N G I N S T R U C T I O N S | WL34
WL34-R2x0
I = 4 A@250 V AC
max.
4 A@24 V DC
0.125 A@250 V DC
UL: 4A @ 250 V AC, general
use
4A @ 250 V AC, resistive
(NO)
3A @ 250 V AC, resistive
(NC)
4A @ 24 V DC, NO, general
use
3A @ 24 V DC, NC, general
use
R300
B300 (NO contacts only)
+ (L+)
Alarm
– (M)
+ (L+)
Alarm
– (M)
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