Digital Thermo Hygrometer - DTM-20

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500.00 Grams
Minimum Purchase:
1 unit
Frequently bought together:



A thermometer measures the temperature of the environment or material that we are operating on. Two means help the thermometer to display the signal. First, the digital sensor in infrared models, and secondly the converter that shows the numbers.

DTM-20 Hygro-Thermometer from Tecpel is a multi-functional hygrometer with the features of measuring humidity, temperature, dew point and Hi-Low Limit audio alarm function. This unit can be simply put on the desk or mounted on the wall for environment monitor.

DTM-20 from Tecpel comes with the following features:

  • Large, Easy to read dual LCD displays Humidity and Temperature measurement.
  • +/- 3% RH humidity accuracy (Standard).
  • Easy to Calibrate on site.
  • Desk stand and Wall mount hole available.
  • Max/Min Value display.
  • Audible and visual alarms for High-Low limit setting.
  • Low battery indication.
  • Turn on/off alarm function.
  • Switchable for Relative Humidity (RH) and Dew Point (DP) measurement.
  • Self checking screen right after the installation of the batteries.
  • Sensor probe can be easily screwed off and replaced by users.

Brand Information

Tecpel Co.  Ltd. has over 20 years of experience in the Test and Measurement market. They have set up over 50 country distributors worldwide. Some of their products have been branded by famous leaders in the market. About 60% of their customers are repeat customers. Tecpel imports products from Japan and carries out quality checks. Their products are exported to Europe mainly. If customers find a fault with the product, they will replace it with a new product within 2-3 days.


They are regarded as one of the leading Taiwanese manufactures of high quality test and measurements. Their product lines include power supplies, oscilloscopes, electronics & electrical meters and testers. Tecpel’s quality products have been accepted by some well-known international customers. The confidence they have in their products is reflected in their one-year warranty and by their flat-rate service policy through 3-5 years.

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Warranty Information

One-Year Warranty
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Additional Information

NTC type high accuracy Humidity sensor.
Measurement range:
-20 ~ 60 ° C, -4 ~ 140 ° F.
0 ~ 100% RH.
Humidity accuracy:
±5% at 25°C.
Dew Point Temperature:
-20 ~ 60 ° C, -4 ~ 140 ° F.
0.1% RH, 0.1° C; 0.1° F.
Measurement Rate:
20 sec per time.
Operating Environment:
-20 ~ 60 ° C.
0 ~ 55 ° C.
Storage environment (temp, humidity):
-10 ~ 70 ° C (14 ~ 160° F), 0 ~ 70% RH.
Temperature Coefficient:
0.1 x (specified accuracy) / °C( < 23°C or > 23°C).
4 each AAA/R03 batteries.
Battery Life:
Approx. 1 yea ( With alkaline battery).
105 x 140 x 26 mm ( 4.1"" x 5.5"" x 1.0"").
Approx. 266 g.
Battery, Instruction manual, RP31 standard Sensor probe (Optional Precision sensor probe DTM-20-RP32).
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