PSR-CT
PHOENIX CONTACT
108366_en_01
6
Function test
Qualified personnel
The function test may only be carried out by qualified personnel.
Perform a complete check of the safety function in the following cases:
–
After installation
–
After any modification
–
After any error
–
During initial startup of the machine or system
During the function test, check whether the machine and the safety switch behavior is
according to expectations.
If the machine or the safety switch behavior is
not
according to expectations, the function
test is
not
successful.
6.1
Performing the function test
Proceed as follows to check the safety function of each safety switch on all safety equip-
ment.
WARNING: Careless installation and function test may result in fatal injuries
Observe the following points during installation and the function test:
•
Make sure that there are no persons in the danger zone.
•
Observe the applicable regulations for accident prevention.
WARNING: Loss of safety function due to malfunction
If the function test of the safety switch is not successful, the device no longer operates
properly.
•
Replace the device.
Observe the LED status indicators on the sensor.
See Section “LED status indicators and switching states” on page 43.
The red DIAG LED should remain switched off during the entire function test.