Additional Functions - SICK WTB26 Manual Del Usuario

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Additional functions

8020354.19RH / 15.01.2021 | SICK
Subject to change without notice
Table 3: DC
WTB26
x-
Push- xx111 xx112 xx113 xx114 xx115 xx116 xx421 xx422 xx721 xx722
pull
PNP xx811 xx812 xx813 xx814 xx815 xx816 xxB21 xxB22
BN
WH Q
Q
BU
BK Q
Q
GR - -
Table 4: Push-pull, PNP, NPN
PNP
Push-pull
NPN
PNP
Push-pull
NPN
Alarm
Alarm output: The sensor (WTB26) features a pre-failure notification output ("Alarm"
in the connection diagram
only ready 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
Health output: The sensor (WTB26) features a pre-failure notification output ("Health"
in the connection diagram
only ready for operation to a limited extent or the cable has been interrupted. Possible
xxXXXxxxZZZ
+ (L+)
Alarm Health Alarm Health
- (M)
Q Q
Q
- - -
+ (L+)
Q ≤ 100 mA
Push-pull
‒ (M)
+ (L+)
Q ≤ 100 mA
Push-pull
‒ (M)
[see table 3]), which issues a notification if the sensor is
[see table 3]), which issues a notification if the sensor is
ADDITIONAL FUNCTIONS
-
Q
Q Q
Q Q
Q Q
- Test → Test → Test →
L+ L+ M
+ (L+)
PNP
Q ≤ 100 mA
NPN
‒ (M)
+ (L+)
PNP
Q ≤ 100 mA
NPN
‒ (M)
6
-
Q
Q
Test →
M
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