Electrical functional test
1.
Switch on the supply voltage.
2.
Close all protective devices and activate the locks. The machine must not start up
on its own.
3.
Check the lock. It must not be possible to open the protective device.
4.
Start the machine function.
5.
Make sure that the lock cannot be deactivated as long as the dangerous machine
function is active.
6.
Stop the machine function and deactivate the lock.
7.
Check whether the protective device is kept locked until there is no more risk of
injury (e.g., due to run-on movements).
8.
Check the restart interlock. The machine function must not start while the lock is
deactivated.
9.
Repeat steps 3 to 8 individually for each protective device.
Complementary information
NOTE
With the version in accordance with the power to lock principle, an active lock com‐
mand can be simulated by applying 24 V DC voltage to the “Lock input” contact.
7.4
Regular thorough check
Important information
DANGER
Insufficient checks or incorrect repair
Hazard due to lack of effectiveness of the protective device
b
In the event of wear or damage, replace the entire safety locking device with actu‐
ator. Never replace individual parts or assemblies.
b
Check the safety locking device following the inspection intervals specified in the
national rules and regulations.
Monitoring
The following checks must be done to ensure permanent and proper function:
•
Proper switching function
•
Safe mounting of all components
•
No damage, contamination, deposits or wear
•
No loose plug connectors
•
No manipulation by employees
7
COMMISSIONING
38
O P E R A T I N G I N S T R U C T I O N S | TR110 Lock
8023119/15LY/2019-10-28 | SICK
Subject to change without notice
