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Tenmars TM-183P Temperature and Humidity Meter


Product Description

  • Dual display of temperature and humidity.
  • Select °C or °F.
  • Simultaneously hold both Temperature and Humidity readings.
  • Simultaneously hold both Minimum/Maximum/Average (Min/Max/Avg) readings with time marks.
  • REL (Relative) function.
  • Alarm alert (SET) function.
  • DEW-POINT and WET-BULB temperature measurement.
  • Stores up to 200 readings.
  • Low battery indication.
  • Auto Power Off.


  • The temperature/humidity meter has a highly accurate sensor chip to measure relative humidity and temperature. It is perfect for many industrial applications, laboratory and other work locations

Authorised Australian Distributor.


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SKU: TENMARS TM-183P Categories: , Tags: ,
Display Dual LCD display. Max value primary display is 1999, secondary display is 9999
Sampling Rate One sample/second
Temperature Measurement Range -20°C to 60°C
Temperature Accuracy ±0.8°C (±1.5°F)
Humidity Measurement Range 1% to 99% R.H.
Humidity Accuracy ±3% (20% to 80% RH at 25°C), ±5% (80% at 25°C)
Operating Temperature 0°C to 60°C
Storage Temperature -10°C to 60°C
General Specifications
Power Supply 9 Volt battery. NEDA 1604, IEC 6F22, JIS 006P
Battery Life approx 200 hours
Dimensions 200mm (L) x 55mm (W) x 38mm (D)
Weight approx. 200g (excluding battery)
Ordering Information
Model Name Description
Tenmars TM-183P Temperature and Humidity Meter
Included accessories: User’s manual, 9-volt battery, Carrying case, and Temperature/Humidity probe

Check before Using

 Make sure the battery is installed properly. If the LCD
 When turning on the thermometer, all LCD displayed
items will be lighted about 1 second.
 Make sure all the function switches are positioned
correctly. ( Make sure the “HOLD” sign is not displayed
on the LCD. )
Measurement Method
 Power on the Temperature / Humidity Meter. If you want
to disable the auto-power off function,
 Put the Temperature / Humidity Meter into the place wait
for measuring.
Keep the thermometer still about 15 minutes to
achieve the best readings. ( According to measuring
space and the measuring temperature and humidity
maybe increase or decrease of readings.)


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