Measuring Procedure - Lutron Electronics AM-4206M Operation Manual

4. MEASURING PROCEDURE

4-1 Air Velocity Measurement
1) Install the " Probe Plug " into the " Probe Input Terminal "
( 3-14, Fig. 1 ).
2) Power on the meter by pressing the " Power OFF/ON
Button " ( 3-2, Fig. 1 ).
3) Select VELOCITY measuring mode by pressing
" VEL./FLOW Button " ( 3-7, Fig. 1 ) to get into velocity
measuring mode.
4) Select the desired temperature units, by pressing the "
Conversion Button " ( 3-4, Fig. 1 ).
5) Select the desired air velocity measurement units,
( mph, ft/min, knot, Km/h, m/s ) by pressing the " Unit/
Button " ( 3-6, Fig. 1 ).
It is ready to measure air velocity when you finish above
setting. Regarding other functions relative to Velocity
Mode please refer to following description.
Data Hold Function:
6)
During the measuring procedure, pressing the " Data
Hold Button " ( 3-3, Fig. 1 ) will hold the measured value
and the LCD will indicate " HOLD " symbol on the left.
Press the "Data Hold Button" again to release the
*
data hold function.
Data Record( Max., Min. )
7)
* Press the " MAX/MIN/. Button " ( 3-5, Fig. 1 ) once a
while to get into Data Record mode. A "REC" symbol
appears on the LCD display. At the same time meter
records value received by probe.
* Press again, " Max " symbol appears on the left down
corner of the LCD and the Maximum value during
recording procedure will displayed on the LCD at the
same time.
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