Tenmars TM-184 Precision Temperature and Humidity Meter Datalogger has high Accurancy Measuremetn up to 1%RH. Light weight, pocket-sized design. Take accurate measurement for humidity, temperature, wet bulb and dew point.
WARNING If the LCD display “ ” symbol, please replace the battery immediately Turn off the instrument. Open the battery cover and remove the battery. Replace with four-9V NEDA 1604, IEC 6F22 or JIS 006P size battery. Install the battery cover. WARNING If you will not use this meter for a long time, please remove the battery in order to protect the meter.
External DC Power External AC to DC adapter: Voltage 9VDC(8~14VDCMax) Socket：pin Positive, Ground Casing External Diameter 5.5mm internal Diameter 2.1 mm 24.
Safety Precaution For cleaning the instrument, use a soft dry cloth. Never use a wet cloth, solvents or water, etc. Data logging capacity with Memory Size：30000 data sets Operation Altitude: Up to 2000M.
Operating Environment: Indoors use only. This instrument has been designed for being used in an environment of pollution degree 2.