Hanna Instruments-765-17.5 -17.5 C Degree Test pPlug

Hanna InstrumentsSKU: HI-765-17.5

Sale price£37.34

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Simply connect the key to the probe input. If the reading on display differs more than 0.4°C from the key rated value, your thermometer should be re-calibrated at our technical service centre.

-17.5°C Test Key

The test plug allows the user to check the thermometer is accurate at -17.5 degrees Celsius. Hanna calibration check systems allow a quick calibration check of the thermistor thermometer by simply connecting the key to the meter and ver

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