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Pressure Instruments
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Cleanroom Instrument
HVAC / BMS Sensors
- Differential Pressure Gauges
- Air Velocity
- Temperature Sensors
- Humidity Instruments
- RH1 - Space Mount
- RH2 - Duct Mount
- RH3 - Wall Mount
- RH4 - Remote Mount
- HUM- Humidity /
  Temp Transmitter & Modbus
- HP1-Pen Type
- H5-Wall Mount RH+T
- TH03-Temperature &
   Humidity Transmitter
- Other Sensors
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Water Quality Sensors
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BTU Meter
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RH1 : Space Mount Humidity Temperature Transmitter
Model : RH1
Range : 0 to 100%RH / -40 to 100ºC
Output : 4 - 20mA, 0 - 10V, RS485 Modbus
Display : Optional
Accuracy : ± 2%RH / ±0.3 K
Versions : Space Mount

Special Features :

High performance digital sensors and circuits, ensure accurate measurement
temperature compensation
Good long term stability and reliability
100% interchangeable sensors, no re-calibration needed
Fast response
Light and state of art house, easy installation and wiring
Digital technology applied, multiple output optional, over voltage and reverse polarity
protection, high reliability and interference capability

Applications :

H1 wall mount temperature and humidity transmitters are designed for environment monitoring and controlling in industrial, commercial and other buildings. These transmitters can be used for indoor air temperature and humidity monitoring in various industrial plant, clean room, lab, machine room, office and commercial building, airport, station, library and stadium, etc.

Specifications :

Relative Humidity
Sensor : Digital polymer
Range : 0~100%RH
Output : 4~20mA(2 wires), 0~10VDC(3 wires), RS485
Accuracy : 2,3,4.5%RH(25°C,20~80%RH)
Hysteresis : <±1%RH
Response time   <10s(25°C,in slow air)
Drift : <±0.5%RH/year
Sensor : Solid state band gap, RTD or thermistor
Range : 0~50°C
Output : 4~20mA(2 wires), 0~10VDC(3 wires), RS485, or
  RTD, thermistor
Accuracy : see model table
Power : Current 7.5~36VDC Voltage & Other 15~35VAC/DC
Output Load : <600 ohm (current), >2Kohm (voltage)
Display : Large LCD display
Display Resolution : 0.1°C, 0.1%RH
Temperature Limit : 0~70°C, 0~95%RH (Non condensing)
Storage Temperature : -20~80°C
Housing : Fireproof ABS
Protection : IP30
humidity instruments manufacturers, how to measure humidity
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