The environmental meter PCE-HT 300 is a laboratory environmental meter for temperature, dew point and humidity. The data logger stores the measurement data on an internal 16 GB memory in CSV format. The memory is read by the environmental meter via the micro-USB interface. The environmental meter's 7" touch screen has two different display modes: Numeric display with circular bargraphs and a display of measured values ​​as a graph In graph mode, it is easy to see the temperature, dew point and humidity -HT 300 environmental meter can be clipped on the back of the environmental meter, but it is also possible that this sensor is operated by a environmental meter via a 200 cm cable.

The environmental meter PCE-HT 300 is operated completely via the touchscreen. All settings are easy to make on the environmental meter. In addition to the measurement and storage of the measured values, the environmental meter is able to set an alarm if the measured values ​​are exceeded or not reached. As power supply the environmental meter uses a Li-Ion battery. This is charged via the USB socket, with the help of the enclosed power supply. The environmental meter can be operated on the back stand on the table or on the wall mount on the wall.