Retrotec DM-2A Manual de usuario Pagina 54

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©Retrotec Inc. 2012
7.12 Updating Firmware
If the DM-2 has firmware 3.0 or higher, it will be possible to update the firmware online in the future,
by visiting the Retrotec website. For DM-2s with firmware prior to 3.0, the gauge must be returned to
Retrotec to be manually updated.
Firmware Changes
Table 7. Firmware changes from versions prior to 2.29 to the current version 3.01.
Mode Setup (units)
FIRMWARE
Version <2.29
Version 2.31
Version 3.01
Pressure
Pa, in WC, PSF, m
3
/h
Flow
CFM, l/s, m
3
/s, m
3
/h
EqLA
in
2
, ft
2
, cm
2
EfLA
in
2
, ft
2
, cm
2
Air Changes
/h
Flow per Area
CFM/ft
2
, CFM/100ft
2
,
m
3
/hr/m
2
, L/s/m
2
CFM/ft
2
, CFM/100ft
2
, m
3
/hr/m
2
, L/s/m
2
,
CFM/1000ft
2
EqLA per Area
in
2
/100ft
2
, cm
2
/m
2
EfLA per Area
in
2
/100ft
2
, cm
2
/m
2
in
2
/100ft
2
, cm
2
/m
2
, in
2
/in
2
Hole Flow
CFM, l/s, m
3
/s, m
3
/h
Velocity
Mph, fpm, fps, km/h,
m/s
Velocity Flow
CFM, l/s, m
3
/s, m
3
/h
Other Setup Menu Features (available options)
Full Screen Timeout
0-120s
Restore Settings
Yes
No
Lanugage
English, Francais,
Deutsch, Norske,
Svenska, Latvijas
Battery Type
Not rechargeable,
Rechargable
Display Version Info
0.5-1.00
n
0.5-1.00
Power Down Hour
0-255
Surface Area Unit
ft
2
, m
2
Building Volume Unit
ft
3
, m
3
European ,
Separator
Yes (,)
No (.)
Sig Figs
3.5
3.0
2.5
Large Display
YES
Online Upgrade
YES
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