Instruments > Humidity Meters > Psychrometers/Hygro-Thermometers > EA20 เครื่องวัดอุณหภูมิ ความชื้น Hygro-Thermometer Humidity > รุ่น EA20 , Extech USA
EA20: EasyView? Hygro-Thermometer
Dual display of RH, Temperature, Dew Point and Wet Bulb
Features:
• Compact and rugged design features large display and bargraph
• Display any two parameters (Temperature and Humidity or Dew Point, or Wet Bulb) simultaneously
• Min/Max function stores & recalls highest and lowest readings
• Timer function displays the elapsed time (mins : secs and day : hour) to the minimum and maximum readings
• Programmable auto power off time frame
• Remote capacitance sensor with 39" (1m) coiled cable
• Switchable °C/°F temperature units
• Data Hold function freezes reading on display
• Auto power off to save battery life
• Low battery and overrange indication
• Complete with built-in stand, protective holster, probe and 6 AAA batteries
| Specifications: | |
Range | |
Resolution | |
Basic Accuracy | |
| Humidity |
10% to 95% |
0.1% |
±3% (30% to 95%)
±5% (10% to 30%) |
| Temperature |
-4 to 140°F (-20 to 60°C) |
0.1° |
±1.8°F (±1°C) |
| Dimensions |
5.9 x 2.8 x 1.4" (150 x 72 x 35mm |
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| Weight |
8.3oz. (235g) |
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Model EA25 Additional Features:
• Datalogs up to 15,000 records plus automatic timer function
• Built-in RS-232 PC serial interface comes complete with Windows® 95/98/NT/2000/ME/XP compatible software and optically isolated RS-232 cable
Applications:
• Monitor Relative Humidity and Temperature in factories, clean rooms, offices, and greenhouses
• Produce reports of overnight or long term humidity and temperature fluctuations
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http://www.eastern-energy.net