



| 816-703 | 8703 thermometer hygrometer |
£
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| 839-160 | 1.5 volt MN2400 (AAA) |
£
Ex VAT
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839-400
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ETI battery pack & charger (AAA) more info->
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£
Ex VAT
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Thermometer hygrometer - the 8703 thermometer hygrometer measures both relative humidity and air temperature. This hygrometer thermometer will also display the maximum and minimum readings and calculate the dew point. The 8703 thermometer hygrometer measures % RH over the range of 5 to 95% RH with a resolution of 0.1% RH and temperature over the range of -20 to +50°C with a resolution of 0.1°C or °F switchable.
The digital 8703 thermometer hygrometer incorporates a clear LCD display indicating both % RH and temperature simultaneously. The display also automatically indicates both open circuit and low battery, when applicable.
Now available with re-chargeable battery option!

The therma-hygrometer incorporates six, easy to use push buttons allowing the user to select on/off, °C/°F, max/min, dew point (td), reset (RST) and display hold functions. Each unit is supplied with a sensor protective cover that incorporates a pocket clip.
• integral % RH & temperature probe
• max/min function & dew point calculation
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specification |
temperature |
humidity |
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range |
-20 to +50°C |
5 to 95% RH |
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resolution |
0.1°C or 0.1°F |
0.1% RH |
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accuracy |
±1°C ±1 digit |
±3% (10 to 90% RH) |
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sensor type |
thermistor |
capacitance |
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battery |
2 x 1.5 volt MN2400 (AAA) |
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battery life |
500 hours |
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display |
custom LCD |
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dimensions |
17 x 48 x 170mm |
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weight |
100 grams |
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ETI 8711 therma-hygrometer
The 8711 therma-hygrometer is an easy to use relative humidity and air temperature measuring instrument. The display incorporates a custom LCD with °C/°F, % RH, max/min and hold indication. There is an automatic display of both open circuit and low battery. The 8711 simultaneously displays both the % RH and temperature. The unit measures % RH over the range of 0 to 100% RH with a resolution of 0.1% RH and temperature over the range of 0 to +90°C with a resolution of 0.1°C or °F switchable.
An auto power off facility turns the therma-hygrometer off automatically after 20 minutes which maximises battery life. The unit is powered by a 9 volt alkaline PP3 battery with a minimum life expectancy of up to 100 hours, or via a 9/230 volt AC/DC power adaptor for continuous use. The therma-hygrometer incorporates, as standard, a RS232 output socket.
The therma-hygrometer probe is detachable via a 6-pin connector. If the probe needs to be replaced, the instrument will require recalibration. Supplied with carrying case, battery and instructions for use.