Spectrum Enterprises

Make SpectrumApplications & Features Relay output: 2×SPST, 3A×30VDC/250VAC or 1×BuzzerElectrical wiring: cable or screw terminals It combines the gauge, two relays and transmitter in oneunit, can supply measurement, digital display, on/off controland transmitter output simultaneously It can measure and control system pressure of fan, blower,filter, furnace draft and orifice plate and can apply to variousclean room, biological safety cabinet, clean bench, ductscollection, medical or pharmaceutical machine, etc. Suitable for surface, panel or flush mount Multiple ranges, outputs and engineering units selectable No movable parts, no effect on vibration The accuracy is up to ±1% and range as low as 25pa Function keys: zero/range calibrate, units select, relay set,output calibrate, etc. Optional arch LED display for output and alarm