7
UK
The safety relays type G1502S in operation have to be subjected to a self-test
(switching off) within a period of maximum 12 months.
The self-test can be carried out by switching the supply voltage off and on or by a
safety request�
4.1.2 Product-dependent requirements
In case of faults within the safety relay which result in the defined safe state, the
safety relay must be replaced�
Any faulty unit should be returned to the manufacturer�