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DUCT HUMIDITY TRANSMITTER    GDH-420 | GDH-110 | GDHO-420

 
DUCT HUMIDITY TRANSMITTER (GDHO-420)

"GDHO" Duct Humidity Transmitter is intended for Ventilation and Air-Handling unit to the following usage ;

● 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)





● SUPPLY VOLTAGE             :     DC 15 ~ 30V
● FREQUENCY                     :    50 or 60Hz
● SENSING ELEMENT          :     Integrated Circuit
● POWER CONSUMPTION     :     0.5VA
● SENSING RANGE               :     0 ~ 100%Rh
● ACCURACY  at 20℃            :    at 20 ~ 90%Rh within ±3% Rh
● OUTPUT SIGNAL                :     4 - 20mA DC
● SENSING TIME                  :     Approx 20sec. (velocity 2m/s)
● AMBIENT TEMPERATURE  ;
    1) On operating : -5 ~ +50℃
    2) On transportation : -25 ~ +65℃
● AMBIENT HUMIDITY  ;
    1) On operating : 5 ~ 100%Rh
    2) On transportation : Below 95%Rh
● PROTECTION CLASS  :  IP54
● CABLE FITTING          :  P/F 1/2"
● WEIGHT                     :  0.25Kg (W/BRACKET)





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