HT-305 SPEC
Humidity + Temp. + Dew Point Pocket size
HUMIDITY METER
Model : HT-305
FEATURES
* Humidity + Temperature + Dew point are combined
into one meter, intelligent and professional.
* 0.1 %RH resolution for the humidity reading,
0.1 degree resolution for the Temp. reading.
* Pocket size with Separate humidity & temp. probe,
easy operation. & remote measurement.
* Fast humidity measuring response time.
* High accuracy and high precision.
* Dew point measurement.
* Just few panel buttons, easy operation.
* Microprocessor circuit assures maximum possible
accuracy, provides special functions and features.
* LCD with two display, easy readout.
* Heavy duty & compact housing case, designed
for easy carry out & operation.
* Records Maximum and Minimum readings with Recall.
* Auto shut off saves battery life.
* Data hold function for freezing the desired value
on display.
* Show the humidity & temperature values on the
LCD display at same time.
* Built-in low battery indicator.
* Wide humidity & temp. measuring range.
* DC 9V power adapter input socket.
GENERAL SPECIFICATIONS
Circuit
Custom one-chip of microprocessor LSI
circuit.
Display
LCD size : 44 mm x 29 mm
dual function LCD display.
Measurement Humidity : %RH ( Relative Humidity )
Unit
Temperature : ℃ or ℉.
Dew point : ℃ or ℉.
Response Time 5 to 30 seconds typically.
Operating
Humidity
Power Supply
Probe : 0 to 95 %RH.
Main instrument : Less than 85% R.H.
006P DC 9V battery
( Alkaline or Heavy duty type ).
Power Current Approx. DC 4.6 mA.
Weight
264 g/0.67 LB.
@ Battery is included.
Dimension
@ Reach the 85% reading value
Temperature
Compensation
Data Hold
Memory Recall
Sampling Time
Power off
Operating
Temperature
Automatic temp. compensation for the
humidity function.
Freeze the display reading.
Maximum & Minimum value.
Approx. 0.8 second.
Auto shut off saves battery life.
Probe : -20 to 60 ℃.
Main instrument : 0 to 50 ℃.
Accessories
Included
Optional
Accessories
Main instrument :
135 x 60 x 33 mm,
( 5.3 x 2.4 x 1.3 inch ).
Humidity Sensor Probe :
197 mm ( 7.8 inch ) in length.
Instruction manual....................... 1 PC
Humidity probe............................ 1 PC
Hard carrying case .......................CA-06
Soft carrying case........................ CA-05A
ELECTRICAL SPECIFICATIONS (23± 5 ℃)
Humidity/ Temperature
Humidity
Range
Resolution
Accuracy
Range
Temperature Resolution
Accuracy
Dew Point
10 % to 95 % R.H.
℃
Range
-25.3 ℃ to 48.9 ℃
0.1 % R.H.
Resolution
0.1 ℃
< 70% RH :
℉
Range
-13.5 ℉ to 120.1 ℉.
± 3 %RH.
Resolution
0.1 ℉.
≧70% RH :
Remark :
± (3% reading + 1 %RH). * Dew Point display value is calculated from the
-20 ℃ to 60 ℃.
Humidity/Temp. measurement automatically.
0.1 degree
* The Dew Point accuracy is sum accuracy value of
℃ - 0.8 ℃.
Humidity & Temperature measurement..
℉ - 1.5 ℉.
* Appearance and specifications listed in this brochure are subject to change without notice.
0609-HT305
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