STATUS light
emitting
diodes (green)
DIAG light
emitting
diodes (red)
Possible cause
OSSD state
Locking command inactive
OFF
4 Hz
Locking command active but actuator not in
scanning range
OFF
1 Hz
Protective device closed and lock activated,
output signal switching device signal at inputs
In 1 and In 2 invalid or not present
OFF
Flashes
three times
Flashes
once
Lock cannot be activated or deactivated
because actuator is not aligned correctly
OFF
1 Hz
Fault at output signal switching devices. When
fault is eliminated, perform reset by interrupt‐
ing the voltage supply.
OFF
4 Hz
■
Fault when activating or deactivating
lock. Align actuator correctly and perform
reset by interrupting the voltage supply.
■
General fault. Perform reset by interrupt‐
ing the voltage supply. If the reset does
not rectify the fault, replace the device.
OFF
Table 8: Fault indicators
TROUBLESHOOTING
8
8019972/2016-07-19 | SICK
O P E R A T I N G I N S T R U C T I O N S | TR10 Lock
29
Subject to change without notice