Actuator operated safety interlock switch for use in machine guarding applications.

ATEX certified for use in gas-ex-zones 1 & 2 and dust-ex-zones 21 & 22.

For monitoring the position of sliding, hinged and removable protective doors.

Suitable for applications where door locking is not required (e.g. without run-on movements).

Fully sealed to IP65. 

In combination with a safety guard monitor for protection up to safety level PLe per EN ISO 13849-1 or up to SIL 3 per EN 62061.

Metal enclosure.

With wiring compartment.

Different actuators available (AZ 335/355-B1, AZ 335/355-B5 or AZ 335/355-B6).

Typ	Material No.	Old  material No.
Ex ES 98 ST-11	1255734	9100533001
Ex ES 98 ST-02	1304203	9105533001
AZ 335/355-B1	1170536	01.08.0156
AZ 335/355-B5	1170538	01.08.0158
AZ 335/355-B6	1170540	01.08.0159