OPERATION
4
6
5
8
12
11
14
Air velocity sensor.
1
2
Temperature and RH sensor.
3
Telescoping probe.
4
Display.
Power key : Push
5
H Hold key : Push H Hold key to freeze or unfreeze the display reading.
6
In H mode, push "VEL %RH" key to select the desired unit of display.
7
key : Push
power key to turn the meter on or off.
key to turn on and off the backlight.
7
9
10
13
15
16
15
3
1
17
2
3