EUCHNER CETx-AS-xxx-CB-xxx (Multicode) - Manual (Page 20)

Operating Instructions Safety Switch CET.-AS-...-CB-...
20
Functional check
Warning!
Danger of fatal injury as a result of faults in installation and functional check.
Ì Before carrying out the functional check, make sure that there are no persons
in the danger area.
Ì Observe the valid accident prevention regulations.
Mechanical function test
The actuator must slide easily into the recess on the actuating head. Close the
safety guard several times to check the function.
Electrical function test
After installation and any fault, the safety function must be fully checked. Proceed
as follows:
1. Switch on operating voltage.
¨ The machine must not start automatically.
2. Close all safety guards. Guard locking by solenoid force: Activate guard lock-
ing.
¨ The machine must not start automatically. It must not be possible to open the
safety guard
¨ The STATE LED illuminates continuously in green.
3. Enable operation in the control system.
¨ It must not be possible to deactivate the guard locking as long as operation
is enabled.
4. Disable operation in the control system and deactivate guard locking.
¨ The safety guard must remain locked until there is no longer any risk of injury.
¨ It must not be possible to start the machine as long as the guard locking is
deactivated.
Repeat steps 2-4 for each safety guard.