• Model 670 Fume Hood Monitor


    Caracteristicas Técnicas

    Specifications Service: Fume hood face velocity air flow.

    Alarm Range: 30-400 FPM (0.15-2.0 m/s).

    Alarm Indication: Red LED & audible alarm.

    Low Air Velocity Alarm Delay: Fixed 5 secs.

    Visual LED Display: Red: Alarm; Green: Normal.

    Horn Silence: Yes, temporary and permanent.

    Accuracy: Face velocity ±10%.

    Temperature Limits:

    Operating temperature: 55 to 86°F (13 to 30°C).

    Storage temperature: -40 to 150°F (-40 to 65°C).

    Power Requirement:  15 VDC 500 mA; 120 VAC, 60 Hz power transformer included.

    Relay Output Low Air Flow Alarm:  5 A @ 250 VAC.

    Relay Input for Night Setback: 2 wire rated for 24 VDC usage. Sash High Indication:Using a two wire micro switch or 3 wire proximity switch input, rated for 24 VDC usage.

    Mounting: Semi flush, flush or surface mounted when using included bracket.

    Weight: 5.0 oz (141 g).

    Agency Approval: CE

    Model 670 Fume Hood Monitor