Détecteurs de gaz


3-relay Card For Smart2




The three-relay card for SMART3 gas detectors allows the detector to be provided with tension free changeover contacts.

  • The first output is to be associated to the Fault and Watch-dog alarm
  • The second output can be associated to the first or second alarm threshold
  • The third output can be associated to the second or third alarm threshold.

The card comes complete with a flat cable and connector to be easily plugged on the detector’s mother board.

Technical specifications

  • Contacts rating: 24vdc-1a
  • Operation voltage: from 10,2vdc to 16vdc and from 19vdc to 28vdc