© PCE Instruments
17
Eng
li
s
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3.4
Function keys
No.
Key
Function
1
MAX/MIN
(temperature)
Press the key to view the maximum or minimum value of
the air temperature.
Press and hold the key to exit this mode.
2
AVG
Press and hold the key to change to AVG mode, where the
device calculates the average value of up to 20 single point
measurements.
Press the key to watch the average value in measuring
mode.
3
HOLD
Press the key to freeze the current air temperature reading
on the upper display.
Press the key again to unfreeze the upper display.
Press and hold the key to turn the display backlight on/off.
4
Press and hold the key to measure the temperature with the
infrared sensor.
5
UNIT
▲
Press the key to change the mode and the measuring unit
of the lower display. In FLOW mode, the device measures
the air flow. In VEL mode, the device measures the air
velocity.
Press and hold the key to change the measuring unit on the
1
3
4
5
6
7
8
9
