4.6 Temperature measurement
For measurement, place the sensor probe in the
environment to be tested. Press the “TEMP/%RH” button to
measure. When the meter is first powered on, the default
scale setting is set at Celsius °C scale. The user may change
it to Fahrenheit °F by pressing “UNIT” button and vice versa
to Celsius by pressing “UNIT” button again.
4.7 Humidity measurement
For measurement, place the sensor probe in the tested
environment. Press the “TEMP/%RH” two times. The
meter will enter Humidity measurement mode. The response
time of the sensor is 5 seconds.
4.8 Sound level (dB) measurement
Aim the sensor on top of the meter to the sound source.
Press the “dB” button to measure. The LCD display will
show the sound level at the meter . When the meter is first
powered on, the default scale setting is set at A-Weighting
scale. The user may change it to C-Weighting by pressing
“UNIT” button and A-Weighting by pressing
“UNIT” button again.
NOTE:
Strong wind striking the microphone may cause inaccurate
measurement in windy locations. A windscreen should be
used in front of microphone.
10
