Appendix a, Cgsb 149.10 configuration – Retrotech DM-2A User Manual
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Retrotec Energy Innovations, Ltd.
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DM-2A Mark II 2008-02-22
Appendix A
Configuring and Using the DM-
2A for Specific Standards
Different unit measurement conventions are often used and/or required in different
jurisdictions and vary according to the standards set out by local codes and authorities. You
can configure your DM-2A mark II gauge to adhere to virtually any code or standard in a
few moments using the procedures described previously in this user guide. See Accessing
Configuration Modes in Section 5 Using Advanced Configuration Modes.
The following section details the recommended configurations you will need to set your DM-
2A mark II gauge to in order to obtain measurements based on specific standards.
CGSB 149.10 Configuration
To configure your DM-2A mark II gauge to display measurements and adhere to the Canadian
General Standards Board (CGSB) 149.10, choose the following options:
CGSB 149.10 Configuration
Mode Setup
Pressure
Pa
Flow
l/s
@ 25Pa
EfLA
Off
-
EqLA
cm
2
@ 10Pa
Air Changes
/h
@ 50Pa
Flow per Area
Off
EqLA per Area
cm
2
/m
2
@ 10Pa
Velocity
Off
Velocity Flow
Off
(Other Settings)
n
.65
Power Down Hour
2
Area
m
2
Volume
m
3
European
No
Sig Figs
2.5
Reverse Mode
No
DM-2A Mark II Dual-Channel Pressure Gauge
User Manual
A:
Specific Configurations