HD2303
- 11 -
V1.6
Flow rate measurement
The flow rate measurement requires knowledge of the duct or vent area orthogonal to the flow: the
menu items indicated by "SECT m2" and "SECT INC2" define the section area m
2
or inch
2
.
To set the area value:
-
press simultaneously
DATA
and
UNIT
to open the menu;
-
using the
and
arrows, set the value expressed in m
2
;
-
confirm with
DATA/ENTER
.
To use the inch
2
unit of measurement:
-
select the "SECT m2" menu item;
-
press
STD-BY
to change the unit of measurement from m
2
to inch
2
;
-
using the
and
arrows, enter the desired value;
-
press
DATA/ENTER
to
confirm
the modification and go onto the next item;
-
press
CLR/ESC
to
cancel
the modification;
-
to
exit
the menu, press the
UNIT/MENU
key again.
The area comprised must be between 0.0001m
2
(1 cm
2
) and 1.9999 m
2
.
After input of the duct's section area:
select the unit of measurement for the flow rate by using the UNIT key:
-
l/s
-
m
3
/s
-
m
3
/min
-
m
3
/h
-
ft
3
/s
-
ft
3
/min.
The display shows the calculated flow rate on the section set
with the parameters "SECT m2"
and "SECT INC2".
Summary of Contents for Delta OHM HD2303.0
Page 4: ...HD2303 4 V1 6 Anemometer HD2303 0 ...
Page 15: ...HD2303 15 V1 6 AP471S4 ...
Page 31: ......
