Table 1: Status LEDs
Light emitting diode
status
Meaning
O
Voltage is present on the magnet for the locking device.
Locking device unlocked.
o
No voltage is present on the magnet for the locking device.
Locking device locked with inserted actuator.
3.3
Symbols on the product
Table 2: Symbols on the product
Symbol
Meaning
Positive opening normally closed contact for locking device moni‐
toring
Positive opening normally closed contact for door monitoring
Mechanical unlocking mechanism actuated, safety locking device
unlocked
Mechanical unlocking mechanism not actuated, safety locking
device functions normally
3.4
Manual unlocking
In some situations, it necessary to unlock the locking device manually (e.g. is faults are
present). After unlocking, a function test must be performed.
Mechanical unlocking mechanism
With the mechanical unlocking mechanism, the safety locking device can be unlocked
regardless of the status.
When actuating the mechanical unlocking mechanism, the contacts for locking device
monitoring open. A stop command must be generated.
Actuating the mechanical unlocking mechanism
b
Ensure tensile stress is not applied on the actuator.
b
Use the screwdriver to rotate the mechanical unlocking mechanism in the direc‐
tion of the arrow to the following symbol:
✓
The locking device is unlocked.
WARNING
Permanent actuation of the mechanical unlocking mechanism
Hazard due to lack of effectiveness of the protective device
b
Put back mechanical unlocking mechanism after use.
PRODUCT DESCRIPTION
3
8020553/10NO/2019-05-14 | SICK
O P E R A T I N G I N S T R U C T I O N S | i14 Lock
9
Subject to change without notice