Major tech MT948 Gebruiksaanwijzing - Pagina 5

Blader online of download pdf Gebruiksaanwijzing voor {categorie_naam} Major tech MT948. Major tech MT948 9 pagina's. Cfm/cmm thermo anemometer

Pagina afdrukken

Air Flow Measurements (CMM / CFM)

Turn on the meter using the

Press the UNITS button to select the desired air ﬂow

units: CMM (cubic meters per minute) or CFM (cubic

feet per minute). NOTE: At power up the meter will

display the last unit of measure previously entered.

To begin entering the area in m

hold the AREA button until it beeps twice. The

leftmost digit of the bottom display will begin to flash.

Use the ▲ (UP) button to change the ﬂashing digit

Use the ◄ (LEFT) button to move the decimal

Use ► (RIGHT) button to select the other digits.

After all of the digits are entered, press and hold the

AREA button (until meter beeps twice) to save the area into memory and return to

CFM or CMM measuring mode.

Place the sensor in the air stream. Ensure that the air enters the vane as indicated by

the arrow sticker placed inside the vane. Refer to the diagram. The large main LCD

display shows the Air Velocity reading. The upper right LCD sub-display shows the

temperature reading.

The meter has 16 memory locations (8 for CFM and 8 for CMM) that can be used to store

commonly used area sizes that you can recall at anytime.

Press the AREA button until meter beeps twice. A memory location number will

appear in the top right of the display indicating the memory location.

Push the NEXT button to scroll thru and select the desired location. Once you have

selected the desired memory location enter your dimension

Use the ▲ (UP) button to change the ﬂashing digit

Use the ◄ (LEFT) button to move the decimal

Use ► (RIGHT) button to select the other digits. After all of the digits are entered,

press and hold the AREA button (until it beeps twice) to save the area into memory

and return to CFM or CMM measuring mode.

To select and use a previously stored dimension, press and hold the AREA button until it

beeps twice.

Press NEXT to scroll thru the 8 memory locations. Press and hold the AREA button until it

beeps twice to return to CFM or CMM measuring mode.

Air Flow Averaging Mode

1. To enter 20 Point Averaging Mode, press and hold the AVG button until it beeps twice.

The AVG icon will be displayed.

2. Take a measurement and press the AVG button. A single beep will sound and the

HOLD icon will appear in the display.

3. The average reading will be displayed and number of readings measured will appear in

the upper right hand corner of the display. After 5 seconds, the display will return to the

current reading.

4. Repeat steps 2 - 3 until the desired number of points have been measured.

5. To return to standard airﬂow measuring mode press and hold AVG button until meter

beeps twice.

Note: In the standard velocity measuring mode, press the AVG button once to recall the

previous average. The average will be cleared when you enter the Averaging Mode

again.

ON/OFF button

or ft

, press and

Side view of Vane

Arrow

airflo