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Temp/Humidity/Dew Point Meter

Temp/Humidity/Dew Point Meter HTD-321

  • Model No.
    HTD-321
  • Description
    Temp/Humidity/Dew Point Meter
  • Measurement Range
    Temperature: -20 °C~ 60 °C (-4 °F~140 °F), Humidity: 0% RH~100% R.H
  • Accuracy
    <70 % RH: ±3% RH ≧70% RH:±(3% reading +1% RH)
  • Dimension
    178 (L) x 66 (W) x 35 (T) mm
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Temp/Humidity/Dew Point Meter HTD-321
Temperature Sensor Thermistor
Temperature Range -20  °C~ 60 °C (-4 °F~140 °F)
Resolution 0.1°C/°F
Accuracy  ±1 °C in the range of -20 °C to 0°C or 45 °C to 60 °C
±0.5 °C in the range of 0 °C to 45 °C
±2 °F in the range of -4 °F to 32 °F, 113 °F to 140 °F
±1 °F in the range of 32 °F to 113 °F
Humidity Sensor Eletronic capacitance polymer film sensor
Humidity Range 0% RH~100% RH
Resolution 0.1 % RH
Accuracy ±2.5% RH (10% to 90% RH) at 25 °C
±5% RH (<10%,>90% RH) at 25 °C
Sensor Response Time  60 sec with 1 m/s air movement  
Sensor Hysteresis  Excursion of 10% to 90% to 10% RH,±1% RH with 1 m/s air movement  
General 
Sampleing Time 2.5 times per second, nominal 
Accuracy  23 °C±5 °C,<75% RH 
Operating Environment  -20 °C to 55 °C at <80% RH
Power  Standard 9V battery
Dimension 178 (L) x 66 (W) x 35 (T) mm 
Weight  Approx. 320g
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