Wall-mounted relative humidity transmitter ARH950 Alia Vietnam

Introducing the wall-mounted relative humidity transmitter ARH950 Alia Vietnam

The ARH950 series wall/duct mounted relative humidity transmitter  is the most versatile transmitter on the market. The ARH950 combines high accuracy, stability and reliable operation, making these products the ideal choice for demanding applications.

Features of wall-mounted relative humidity transmitter ARH950 Alia Vietnam

  • Dual-line LED display (LCD), direct reading of RH & temperature
  • Accuracy up to +/- 2% RH
  • DIP switch can select the signal input of Temperature
  • 4 wires, 4-20 mA*2 for both Humidity and Temperature outputs
  • Small, light and easy to install
  • Full measurement 0-100% RH
  • RH 0.1%, Temperature 0.1°C
  • Fast response time of 8 seconds

Technical specifications of wall-mounted relative humidity transmitter ARH950 Alia Vietnam

Measuring range    
Relative humidity : 0-100% RH
Temperature : 0~50 / -20~80 / -40~60 °C
Accuracy    
Relative humidity : +/-2% RH@25 °C
Temperature : +/- 0,3 °C@25 °C
Resolution    
Relative humidity : 0,1% RH
Temperature : 0,1°C
Repeatability : +/- 0.1% Typical
Moisture drift : < 0.5%RH/Year
Temperature drift : < 0.1°C / Year
Operating temperature : -20~70°C
Storage temperatures : -10~60°C
Storage humidity : 0-90% RH
Material    
Electric housing : ABS (Duct) / PC (Wall)
    Aluminum alloy (Conduit, IP65)
probe : ABS (Pipe), SS 316 (Pipe, IP65)
flange : PC (Polycarbonate)
Sensor housing : PC (Polycarbonate)
Protection class    
Attach pipes : IP54 / IP65
Wall mount : IP44

 

Display : RH: LED 0,0-99,9% (LCD)
  : Temperature: +/-99.9 °C
output    
Relative humidity : 4-20 mA
Temperature : 4-20 mA
Payload : Rohm= (VDC-15) * 50
Response time : 8 seconds
Turn on time : 3 seconds
Power supply : 15-36 VDC
Energy consumption : < 50 mA@24 VDC
Electrical connection : Type D: PG9, Type P: M20
  : Screw terminal block (wall mounted)
Screw terminals : 0,5-1,5 mm 2
Size    
Attach pipes : 85 mm (L) * 85 mm (W) * 241,4 mm (H)
    100 mm (L) * 100 mm (W) * 278,4 mm (H)
Wall mount : 100 mm (L) * 84 mm (W) * 23 mm (D)
Weight    
ARH950-D : 146 grams
ARH950-W : 83 grams
ARH950-P : 810 grams
EMI/RFI effects : Follow SAMA PMC 33.1 from 20-1000
   

MHz and for field strengths up to

30 V/m

Vibration effect : +/- 0.1% of full scale per g to 200 Hz
    on any axis

 

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