• Actuating head made of metal
• Auxiliary release on the front Guard locking type
STM1
Closed-circuit current principle, guard locking by spring force. Release by applying voltage to the guard locking solenoid.
Switching element
ÜK
For monitoring the guard locking (built-in solenoid), slow-action switching contact 1 NC
Combination available:
242
Slow-action switching contact 1 NC + 1 NO
Auxiliary release
This is used for releasing the guard locking with the aid of a tool. To protect against tampering, the auxiliary release is sealed with sealing lacquer.