Optidew Vision

 Precision Dew-Point Hygrometer
For laboratory or process humidity measurement with best accuracy and virtually zero drift, Optidew Vision combines latest sensor design with digital control technology.

Product Features

  • Fundamental drift-free dew-point measurement
  • Measurement range: <0.5 to 100% RH from -40 to +90°C ambient
  • ±0.2°Cdp accuracy. Higher accuracy option available
  • High temperature sensor option to +130°C
  • Rugged NEMA 12 bench-top housing
  • High pressure sensor option to 25 MPa (250 barg)
  • Display and output of multiple engineering units
  • Free application software
Optidew Vision

Technical Specification

Performance
Measurement Range:
   1-stage-30 to +90°Cdp at sensor temperature of 20°C
   2-stage-40 to +90°Cdp at sensor temperature of 20°C
   High temperature-20 to 130°Cdp at sensor temperature of 20°C
Measurement Accuracy ±0.2°Cdp
±0.1°C temperature
±0.15°Cdp accuracy optional
Measurement Units °C, °F dew point; % RH; °C, °F temperature; g/m³ g/kg; aw; ∆ (t-t dew point)
Response Speed 1°C/sec plus settling time (dew-point dependant)
Power Supply 85 to 264 V AC, 47/440 Hz
Dew-point Sensor
Mirror options available Gold plated copper
Solid gold
316 stainless steel - high temp sensor
Temperature Measurement 4 wire Pt100, 1/3 DIN Class B
Sample Flow Rate 0.1 to 2 Nl/min in sampling block
Max Velocity 10 m/sec direct insertion
30 m/sec with sintered guard fitted
Pressure 2 MPa (20 barg)
25 MPa (250 barg) optional
Ingress Protection IP66 (NEMA 4)
IP65 25 MPa (250 barg) sensor (NEMA 12)
Cable Length 2m (Maximum 30m)
Remote PRT
Temperature Measurement 4-wire Pt100 1/10 DIN class B
Cable Length 2m (Maximum 30m)
Transmitter Electronics
Resolution 0.1 for °C, °F and % RH
0.01 for g/m³ and g/kg
Outputs
   Analog:Two channels 0/4-20 mA
   Digital:RS232 (RS485 optional)
   Alarm:Volt free contact, 2A @ 30 V DC
Status LEDs Power on, DCC and alarm status
Operating Temperature -20 to +50°C ambient
Enclosure Standing case with carry handle. Panel mounting kit optional
Ingress Protection IP54 (NEMA 2)
Cable Pack Power and RS232 cables

Applications

Automotive Power Generation Metrology Research & Development

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