6
Additional functions
8020349.1DS6/2021-11-24 | SICK
Subject to change without notice
Table 10: Push-pull, PNP, NPN
PNP
Push-pull
NPN
PNP
Push-pull
NPN
Alarm
Alarm output: The sensor (WLG16) features a pre-failure notification output ("Alarm" in
connection diagram
[see table
for operation to a limited extent. The LED flashes in this case. Possible causes: Sensor
is contaminated, sensor is out of alignment. In the good state: LOW (0), if excessively
contaminated HIGH (1).
Health output: The sensor (WLG16) features a pre-failure notification output ("Health"
in connection diagram
[see table
ready for operation to a limited extent or the cable has been interrupted. Possible
causes: Sensor or reflector is contaminated, sensor is out of alignment, cable is dam‐
aged. In the good state: HIGH (1), if excessively contaminated or in the event of cable
interruption LOW (0). The yellow LED indicator flashes in this case.
ADDITIONAL FUNCTIONS
+ (L+)
Q ≤ 100 mA
Push-pull
‒ (M)
+ (L+)
Q ≤ 100 mA
Push-pull
‒ (M)
2]), which issues a notification if the sensor is only ready
2]), which issues a notification if the sensor is only
O P E R A T I N G I N S T R U C T I O N S | WLG16
6
+ (L+)
PNP
Q ≤ 100 mA
NPN
‒ (M)
+ (L+)
PNP
Q ≤ 100 mA
NPN
‒ (M)
23
en