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Type 4 Safety Interface With Integrated Muting

For light curtain applications that require muting sensors.

Ad Srm 300
Norstat Inc.

Norstat Inc. (Rockaway, NJ) announced the AD SRM, a Type 4 Safety Interface with integrated muting function for light curtain applications that require muting sensors.

The AD SRM by ReeR Safety is an interface module for OSSD output devices including:

  • Light curtains
  • Safety switches
  • Laser scanners

Each interface has two inputs for muting sensors and utilizes guided contact safety relays. They also have EDM feedback input for extra external contactors monitoring and a start/restart interlock as well as a selectable muting time-out and muting enable input.

Features include:

  • Two NO safety relay outputs
  • Two muting inputs at 24VDC-PNP or relay-dark on
  • Muting time-out selectable from 30 sec. to infinite
  • Muting logic - L logic with two sensors-crossed beams
  • Signaling via LED indicators for power, light curtain status, muting status, override status and fault diagnosis
  • Operational in temperature ranges of -30°C to +55°C

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