The EN300 is a 5-in-1 environmental meter that includes an anemometer, hygrometer, light meter, thermometer and sound level meter.
The Extech EN300 is a professional 5-in-1 environmental measurement instrument that combines an anemometer, hygrometer, light meter, thermometer (Type K), and sound level meter into one compact device. It features a microprocessor circuit for high accuracy and includes functions such as max/min data recording, hold, and automatic shut-off to conserve battery life.
The manual details the setup of the device, including inserting batteries and connecting Type K thermocouples. It provides step-by-step instructions for measuring air velocity in various units (ft/min, m/s, km/h, mph, knots), relative humidity, illuminance in Lux or foot-candles, temperature differences, and sound pressure levels in decibels. This manual is written in German.
The device uses a standard Type K (NiCr-NiAl) thermoelement input socket.
The device requires six UM4/AAA batteries, each with a voltage of 1.5 V.
The device operates within a temperature range of 0 to 50 °C.
The device automatically turns off after 10 minutes of inactivity.