Auto Power Off - KPS -MF50 Manuel D'instructions

• Airflow
Scale
0~999900 CMM
(m3/minute)
0~999900 CFM
(pies3/minute)
4. OPERATING INSTRUCTION
4.1 Power-up
• Press the "POWER" button to turn the meter ON or OFF.

4.2 Auto power off

By default, when the meter is powered on, it is under auto power off mode, The
meter will power itself off after 20 minutes if no key operation.
One may press and hold "POWER" button and then press "SET" button that
auto power off is disabled and the
4.3 Read hold
The user may hold the present reading and keep it on the display by pressing
the "HOLD" button. When the held data is no longer needed, one may release
the data-hold operation by pressing "HOLD" button again.
4.4 Back light
If the light is dark to make the reading difficult when measuring, you can press
"B.L" button to open the back light which will last for 10 sec. You can close it up
at any time once press "B.L" button again.
Note:
• LED is the main source of back light. Its working current is large, often use
back light will shorten the battery life, you'd better not to use the back light
so frequently unless it's necessary.
• When the battery voltage is less than 7V, it will show "
back light at the same time, maybe "
KPS-MF50 • Enviromental tester
Resolution
±(3% of lec-
ture
+10 digits)
±(3% of lec-
ture
+10 digits)
will not show up.
18
Accuracy
0~999,9 m2
0~999,9 pies2
". But if you use
" will come up even if the battery