Temperature and humidity transmitter for duct mounting

4…20 mA duct transmitter for temperature and relative humidity measurements in air.


(1 st)
  • DTTH4-420 - Regin
    Dimensions, external (WxHxD)
    75*266*75 mm
    Media temp limits
    0…50 °C
    Insertion length
    45…220 mm
    Measuring range, temp
    0…50 °C
    Output temperature
    4-20 mA
    Measuring range, humidity
    0…100 % RH
    Output humidity
    4-20 mA
    Accuracy, humidity 1
    ± % RH @ 0...100


Specifications for Temperature and humidity transmitter for duct mounting
Power Supply 24VDC (11...30 V DC)
Protection class IP65
Ambient humidity (non-condensing) 0…95 % RH
Ambient temp -20…50 °C
Storage temp -20…70 °C
Weight, incl. packaging 0.26 kg
Media Air, non-combustible and non-aggressive gases
Accuracy, temperature 1 ±1 °K @ 20...20 °C
Cable gland M16x1,5
Terminal type Screw Terminal
Terminal wire size 1.5 mm²
Material, housing Polycarbonate (PC)
Material, cover Polycarbonate (PC)
Material, base Polycarbonate (PC)