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Retrotect Energy Innovations R43 Blower-Door Specifications
Fan:
Flow: Accuracy ±5%, ±3% with Auto Correct in Retrotec software
Maximum Flow in Free Air 6,300 CFM | 2,973 Litres/s | 10,705m3/h
Maximum Flow at 50 Pascal test pressure: 5,600 CFM | 2,643 Litres/s |  9,514m3/h
Minimum Flow on Range Configuration C1 at 10 Pa 38 CFM | 18 Litres/s | 65 m3/h
Dimensions:  
Height: 26" (66cm)
Depth: 9.5" (24.1cm)
Inlet Diameter: 22" (56 cm)
Weight: 34lbs (15.4kg)
Motor: 0.75hp, 9.8 amps at 120V, 4.5 amps at 240V
Calibration meets: Canadian CGSB-149.1-2002 & Super E, USA ASTM E779 – European EN 13892 & CEN, UK TM-23 Energy Standards, Rain Penetration Standards. NFPA 1001 - 01, ISO 14520 and UBC-905 fire standards
Door Panel:  
Panel Case: 31" x 30" x 7" (77cm x 76cm x 18cm)
Panel Height (min/max): 76.5" to 87" (194cm to 221cm)
Panel Width (min/max): 28.5" to 41.5" (72.4cm to 105.4cm)
Panel Weight: 21.5lb (9.8kg)
DM-2 Digital Pressure Gauge:  
Pressure Chanels: 2 independent pressure channels (A & B)
Pressure Range: -1250 Pa to +1250 Pa (-5" to +5" H2O
Resolution: 0.01 Pa (0.0001" H2O, 0.001 lb/ft2)
Accuracy: 1% of pressure reading or 0.15 Pa (whichever is greater)
Weight: 14oz (397g)
Dimensions: 8.75" x 4.25" x 3" (22.2cm x 10.8cm x 7.6cm)
LCD Display: 2.4" x 1.4" (6cm x 3.6cm)
Operating Temperature Range: 32°F to 130°F (0°C to 53°C)
Display Backlight: Press [ON] to activate
Power: 4 x NiMH rechargable batteries and charger included
Auto Off: 4 hours
Temperature: Can be displayed with Retrotec’s temperature probe (optional)
Calibration meets: Canadian CGSB-149.1-2002 & Super E, USA ASTM E779 – European EN 13892 & CEN, UK TM-23 Energy Standards, Rain Penetration Standards. NFPA 1001 - 01, ISO 14520 and UBC-905 fire standards
Supported Units of Measurement:  
Channel A: Pressure in Pascals, inches H2O, lb/ft2
Channel B: Pressure in Pascals, inches H2O, lb/ft2
OR Flow in cfm, l/s, m3/s, m3/h
OR Flow @ (any pressure) calculates ELA at ANY desired pressure configured in the Setup menu
OR Leakage Area – EqLA (Canadian) and/or EfLA (US) in cm2, in2, ft2
OR Leakage Area @ (any pressure) calculates ELA at ANY desired pressure configured in Setup menu
OR Air-changes per hour according to volume entered in keypad
OR Velocity in m/s, km/h, ft/s, ft/min, mph
OR Velocity-Flow in cfm, l/s, m3/s, m3/h according to cross-sectional area entered on keypad
Functionality:  
Range/Config: Cycles through flow ranges of the blower door or duct tester being used
Setup: Permits changing default units, displayed outputs, devices and reference pressures
Baseline: Measures and removes background pressures on Channel A for subequent testing
Time Avg: Advanced box-car averaging displays continuous updates of the average pressure. No more waiting for your next average pressure measurement! Dramatically reduces the affect of wind and other pressure fluctuations
Auto Zero: On start-up and every 8 seconds on both channels. May be turned off
Device: Selects the flow characteristics of virtually any blower door, duct-tester or a pilot tube
@: Turns on/off extrapolation to configured pressures
Volume/Area: Enter volume and/or area values to calculate air-change and flow/unit area results.
Temperature: Displayed with Retrotec’s temperature probe (optional)

Note: Specifications are subject to change without notice.

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