Retrotech DM-2A 用户手册
34
Retrotec Energy Innovations, Ltd.
DM-2A Mark II 2008-02-22
Preset Configuration
By default, your DM-2A mark II gauge is set to use a preset unit measurement configuration
for each of the available modes. These defaults affect how all measurements are displayed. The
default unit measurement configurations are listed in the following table:
default unit measurement configurations are listed in the following table:
Mode
Settings
Pressure
Pa
Flow
cfm
@ 50 Pa
EfLA
Off
@ 4 Pa
EqLA
ft
2
@ 10 Pa
Air Changes
/h
@ 50 Pa
Flow per Area
Off
EqLA per Area
Off
Velocity
Off
Velocity Flow
Off
Choosing Custom Configuration Options
You can customize your mode configurations and unit measurements independently as
needed. The changes you apply to the unit measurements will affect the information displayed
by your gauge during your test operations. The custom unit measurement configurations
available for you to choose from are listed in the table shown next.
by your gauge during your test operations. The custom unit measurement configurations
available for you to choose from are listed in the table shown next.
Mode
Options
Pressure
Pa
in wc
PSF
Flow
Off
cfm
l/s
m
3
/s
m
3
/h
EfLA
Off
cm
2
in
2
ft
2
EqLA
Off
cm
2
in
2
ft
2
Air Change
Off
/h
Flow per Area
Off
m
3
/hr/m
2
cfm/ft
2
l/s/m
2
EqLA per Area
Off
ft
2
/ft
2
in
2
/100ft
2
in
2
/ft
2
cm
2
/m
2
Velocity
Off
m/s
km/h
f/s
fpm
Velocity Flow
Off
cfm
l/s
m
3
/s
m
3
/h
DM-2A Mark II Dual-Channel Pressure Gauge
User Manual
5:
Advanced Modes