Table of Contents
Advertisement
Air Flow: Air Volume per Time Unit [m
Air Flow (Q) = Average Air Velocity (U) x Cross Sectional Area (A)
Rectangular Duct
<Setting the SAMPLING TIME>
26
Measurement of Air Flow FLOW RATE Mode
netzerotools.com
Measurement
Point
MENUaa1.NORMAL
aaaaaa2.DUCTaTYPE
aaaaaa3.CALCULATION
aaaaaa4.FLOWaRATE
aaaaaa5.DATAaOUTPUT
aaaaaa6.DATAaCLEAR
aaaaaa7.UTILITY
aaaaaa8.PRESSUREaZERO
SAMPLING MODE
1.SINGLEoFLOWoRATE
2.MULTIoFLOWoRATE
SINGLE
(R20000/20000
1.SAMPLING(TIME)001os
2.SAMPLING(n)110050
3.MEAS.2POINT220010
4.DATA2STORAGE2?22YES
5.DUCT2ENTRY2NO.2221
6.SET2TO2START
SINGLE FLOW RATE Mode Display Icons
1. SAMPLING TIME (1 to 999 sec)
To set the interval time between each
sampling. (INSTANT)
2. No. TRIAL (N) (1 to 9999 times)
To set the number of trials (data) to be
sampled at each point.
3. MEAS. POINT (1 to 2000 points)
To set the number of measuring points.
4. DATA STORAGE (YES or NO)
5. DUCT ENTRY NO.
Select the duct entry number of the duct that is to be measured.
Registration and changes to the duct information can also be made.
6. SET TO START
Save the settings and return to standby.
netzerotools.com
3
3
/min, m
/h, ft
r1 r2
r1=0.316R
r3
r2=0.548R
r3=0.707R
R
r4
r4=0.837R
r5=0.949R
r5
Circular Duct
Press
to enter the Main Menu.
Use
to select
"4. FLOW RATE" and press
Use
to select
"1. SINGLE FLOW RATE" and press
.
Use
to select
"1. SAMPLING(TIME)" and press
Use
to select SAMPLING TIME
(1 to 999) and press
Remaining Memory
Available
SINGLE
1.SAMPLING(TIME)001os
2.SAMPLING(n)110050
3.MEAS.2POINT220010
4.DATA2STORAGE2?22YES
5.DUCT2ENTRY2NO.2221
6.SET2TO2START
3
3
/min, ft
/h]
.
.
.
Total Memory
(R20000/20000
Advertisement
Table of Contents
