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HS7A-DMP Non-contact Interlock Switches

Three-contact type newly added. Auxiliary contacts enable PLCs to monitor the door status.


  • Operation signals from auxiliary contacts can be read directly by controllers such as PLCs, allowing for monitoring HS7A-DMP non-contact interlock switches.
  • Ideal for installation on guard doors where positioning is difficult.
  • Conformable up to safety category 4 (EN ISO 13849-1) (Combining with proprietary safety relay module achieves safety category 4.)
  • A maximum of 36 sets can be connected (safety relay module: HR1S-DME)
  • Degree of protection: IP67
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APEM GmbH (Niederlassung Hamburg)
Sportallee 8
22335 Hamburg
Tel: +49-40-253054-0