DUCT HUMIDITY TRANSMITTER(Order Made)(GDHO-420(3/4)) | | | "GDHO “ Duct Humidity Transmitter is intended for Ventilation and Air-handling units to the following usages ; Sensing supplying or ventilating Air humidity Shift Sensor ( in case of revising room humidity depend on outside air humidity ) Measuring Sensor ( display sensing value or in case of using DDC auto control system ) | | This unit can be used with all system equipments that can receive output signals 0 ~10VDC of the detector. | | SUPPLY VOLTAGE : DC 24V +20% OUTPUT SIGNAL : Current /4 ~ 20mA SENSING RANGE : 0 ~ 99%RH SENSING ELEMENT : CAPACITIVE CELL ACCURACY at 20°C : at 20 ~ 90%RH within ±3% WIRING : 2 Wire SENSING TIME : within 1 minute at 2m/s velocity AMBIENT TEMPERATURE : -5 ~ +70°C AMBIENT HUMIDITY : 1) On Operation : below 5 ~ 99% Rh 2) On Transportation : Below 95%RH CABLE FITTING : PF1/2" PROTECTION CLASS : IP54 (EN60529) WEIGHT ( including bracket ) : 0.25 Kg | | In case of controlling supplying air humidity - In case of installing Fan at the last air control unit, install behind of Fan - For the other cases, install at least 1.5M away from the last air control unit In case of controlling ventilating air humidity - Install always at behind of Fan
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