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and following measurements can be compared to this value. The displayed
value is the difference between the reference and the measured value.
1.
Perform the measurement as described above.
2.
Press REL to store the measured value as the reference value and the
"REL" indicator appears on the display.
3.
Perform further measurements.
4.
The device displays the difference to the reference value.
5.
To return to normal mode, press the "REL" button for 2 seconds.
Temperature measurement (Type K temperature probe)
1.
Set the rotary switch to the position TEMP
2.
Connect the device to the K-probe. Observe the correct polarity!
3.
(Red: mA / TEMP, Black: COM)
4.
Connect the temperature probe to the device to be tested wait a few
moments
If necessary, use heat conducting paste.
Noise level measurement
1.
Set the rotary switch to the position dB
2.
Face the microphone detector to the sound source in a right angle.
3.
Strong wind (over 10m/s) striking the microphone can cause misreading
for measurement. A windscreen should be used in front of the
microphone.
Luminance intensity measurement
1.
Set the rotary switch to the position Lux (x10 Lux)
2.
Align the top of the measuring device with the light source.
3.
Read the illumination level.
Note: The distance to the light source should be at least 15 x the diameter of
the light source. Note that the illuminance decreases with the square of the
distance.
(2 x Distance = 1/4 Illuminance level)
and
read
EN 15
the
value
displayed.
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