Hygro Thermometer with Audio Alarm Features ( DTM-20)
TECPEL is proudly introducing new DTM-20 Hygro Thermometer which 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.





Optional high precision sensor +/- 2% RH is available
for customer's choice (DTM-20RP32)
Sensor Probe DTM-20RP31 (Standard)  
DTM-20RP32 ( High Accuracy)



Accuracy:
< 10% RH, +/- 5.0 % RH
> 90% RH +/- 5.0 % RH
10% ~ 90% RH +/- 3% RH
15 ~ 35°C, 60 ~ 95° F +/- 0.8° C;   +/- 1.5° F -
<15°C, >35°C, <60°F,  >95°F +/- 1.5~ 1.7°C -
-20 ~ +60°C, -4°F~ +140°F :  +/- 0.8°C; +/- 1.5°F






























Specifications:
Features of Hygro Thermometer DTM-20
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 avaialbe.
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 the batteries.
Sensor probe can be easily screwed off and replaced by users.
Specifications of Hygrom Thermometer DTM-20
Sensor: NTC type high accuracy Humidity sensor
Measurement Range:
Temperature : -20 ~ 60 ° C, -4 ~ 140 ° F
Humidity : 0 ~ 100% RH
Dew Point Temperature: -20 ~ 60 ° C, -4 ~ 140 ° F.
Resolution: 0.1% RH, 0.1° C; 0.1° F.
Measurement Rate: 20 sec per time
Operating environment:
Temperature: -20 ~ 60 ° C; Humidity 0 ~ 55 ° C.
Storage environment: -10 ~ 70 ° C( 14 ~ 160° F); 0 ~ 70% RH
Temperature Coefficient: 0.1 x (specified accuracy) / °C( < 23°C or > 23°C)
Battery: 4 each AAA/R03 batteries
Batery Life: Approx. 1 yea ( With alkaline battery)
Dimension: 105 x 140 x 26 mm( 4.1" x 5.5" x 1.0")
Weight: Approx. 266 g
Accessories: Battery, Instruction manual, RP31 standard Sensor probe ( Optional Precision sensor
probe DTM-20-RP32)


Features:
Sensor probe
Probe: RP-31 ( Standard unit)
Probe: RP-32 ( Optional)

Minimum Order: Negotiable
TEL: 886-2-27375866
FAX: 886-2-27373343
E-mail:  sales@tecpel.net
http://www.tecpel.net
TECPEL CO., LTD.