Retrotec Air Leakage Test Systems Selector - Manual (Page 3)

Digital Gauge
DM-2 Digital Gauge Dimensions
Weight 14oz/397g
Size 8.75 x 4.25 x 3 in
22.2 x 10.8 x 7.6 cm
Power AC adapter
4 NiMH AA rechargeable batteries
Accuracy + 1 %
−
[Mode] Units Available
Pressure: Pascals, inches, water column, psf PrB 53.5 Pa
Flow: cfm, L/s, m³/s, m³/h Flow 253.5 cfm
Flow per area: CFM/ft², L/s/m², CFM/100ft², m³/h/m², cfm/1000ft² 0.25
Leakage Area: EqLA (Canadian) and/or EfLA (US): cm², in², ft² EqLA 12.8
EqLA and EfLA per area: in²/100ft², cm²/m², in²/in² 1.15
Air changes per hour according to volume entered: /h 2.7
Hole Flow: CFM, L/s, m³/s, m³/h 103.7 cfm
Flow/
Area
/h Air
Chg
in²/100ft²
@10.0Pa
Hole
Flow
ft²
@10.0Pa
EqLA/
Area
cfm/ft²
@75.0Pa
Page 3 of 8
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The Retrotec DM-2 displays every possible result with manual and fully automatic (or computerized) fan speed control.
Connect to FanTestic PC software via
USB for data acquisition, automatic
control, or data monitoring.
Match tube to same color port.
Use an unlimited
length of ethernet
style Speed Control
Cable to control fan. Recharge
batteries.
[Set Pressure]
Control to any pressure.
[Volume Area]
For Air Changes and ELA per area.
[Set Speed]
Set to any % speed.
[@ Pressure]
Immediate results estimated
at any test pressure.
[Jog/ Hold ]
Adjust up/down in 5 Pa increments
for multi-point tests.
[Setup]
Add/remove modes and devices.