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  • High Accuracy Indoor Thermo Hygrometer with History Alarm

    Model: YEM-20

    Features:   

    ●View history maximum/minimum/average

    ●High/low alarm user configurable

    ●Realtime and history alarm status indications

    ●Calendar supported and user configurable

    ●Sound alarm supported

    ●Large LCD display with backlight

    ●Comfort level indications

    ●℃/℉/Dew point

    ●Battery status indication

    ●Long battery life

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    • YEM-20-details.jpg

    • ModelYEM-20YEM-40YEM-70
      Channel1 int. temp.(dew   point supported)1 int.   temp.(dew point supported)1 int.   temp.(dew point supported)
      1 int. humi.1 int. humi.1 int. humi.
      1   int. CO21 int. air pressure
      SensorDigitalDigitalDigital
      DigitalDigitalDigital
      InfraredDigital
      Measuring Unit℃, ℉℃, ℉ ℃, ℉
      %RH%RH%RH
      PPMhPa
      Measuring Range-30~65℃-30~65℃-30~65℃
      0~100%RH0~100%RH 0~100%RH 
      0~10000PPM300~1100hPa
      Measuring Accuracy±0.3℃(-10~65℃)  ±0.5℃(others) 
      ±3%RH(10~90%RH)  ±4%(others)
      ±0.3℃(-10~65℃)  ±0.5℃(others) 
      ±3%RH(10~90%RH)  ±4%(others)
      ±3%±40PPM(400~2000PPM)
      only for reference(others)
      ±0.3℃(-10~65℃)  ±0.5℃(others) 
      ±3%RH(10~90%RH)  ±4%(others)
      ±1hPa
      Measuring Resolution0.1℃0.1℃0.1℃
      0.1%RH0.1%RH0.1%RH
      1PPM0.2hPa
      Data Logging Memory26624   readings22528   readings22528   readings
      Response Time(T90)15 minutes15 minutes15 minutes
      15 minutes15 minutes15 minutes
      3   minutes5 seconds
      LCD Refresh Interval5s5s5s
      Measuring Interval5s5s(temp. and   humi.)  5s to 30m(co2)5s
      Battery3pcs AAA   battery3pcs AAA   battery3pcs AAA   battery
      Battery Life1 year(25℃)45 days(25 ℃,15 minutes interval)1 year(25℃)
      Power Supply
      AC/DC Adapter   (100~240V 50/60Hz, 5V/2A)
      Operation Temperature-30~65℃-30~65℃(if <0℃   or >50℃, CO2 will   stop)-30~65℃
      Storage Temperature-30~65℃-30~65℃-30~65℃
      WaterproofIP20IP20IP20
      InterfaceMicroUSBMicroUSBMicroUSB
      Dimensions96mm*108mm*20mm96mm*108mm*20mm96mm*108mm*20mm
      Weight116g121g117g


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