Retrotech DM-2A Manuel d'utilisateur

Retrotec Model DM-2A mark II Dual Channel Pressure GaugeUser Guide

2Retrotec Energy Innovations, Ltd.DM-2A Mark II 2008-02-22DM-2A Mark II Dual-Channel Pressure Gauge User Manual1: Getting Started

Retrotec Energy Innovations, Ltd.3DM-2A Mark II 2008-02-22Section 1Getting StartedBefore you can begin using your new DM-2A mark II gauge, there are

4Retrotec Energy Innovations, Ltd.DM-2A Mark II 2008-02-222. Install the batteries according to the orientation symbols on the circuit panel.3. Re

Retrotec Energy Innovations, Ltd.5DM-2A Mark II 2008-02-22 Under typical operation, the DM-2A will operate for many hours on a set of fully charged

6Retrotec Energy Innovations, Ltd.DM-2A Mark II 2008-02-22 Your gauge will charge while turned off and while external power is available either from

Retrotec Energy Innovations, Ltd.7DM-2A Mark II 2008-02-22 The following list explains what each of the information labels printed around the perim

8Retrotec Energy Innovations, Ltd.DM-2A Mark II 2008-02-22The keys labeled 0 through 9 and the decimal point can be used for inputting values when n

Retrotec Energy Innovations, Ltd.9DM-2A Mark II 2008-02-22• Velocity Displays the air velocity. This mode requires that a pitot tube be installed.

10Retrotec Energy Innovations, Ltd.DM-2A Mark II 2008-02-22 autO ZeRO Press the autO ZeRO keypad button to turn the automatic zeroing function on

Retrotec Energy Innovations, Ltd.11DM-2A Mark II 2008-02-22 On / Off, BaCkligHt Pressing this button once while the gauge is off turns it on and di

Revision HistoryJan 29, 2008 0.00 Mark II, JeffJan 29, 2008 0.01 Colin copied to Word 2003 and edited it. Jan 31, 2008 0.02 Joe copied it to Word 2004

12Retrotec Energy Innovations, Ltd.DM-2A Mark II 2008-02-22NOTESDM-2A Mark II Dual-Channel Pressure Gauge User Manual1: Getting Started

Retrotec Energy Innovations, Ltd.13DM-2A Mark II 2008-02-22Section 2Working with the Setup ScreenIf you’re preparing your DM-2A mark II gauge for fir

14Retrotec Energy Innovations, Ltd.DM-2A Mark II 2008-02-224. Press the enteR, (Left), and/or (Right) keypad buttons to display the Enable/Disa

Retrotec Energy Innovations, Ltd.15DM-2A Mark II 2008-02-227. Device ranges and/or configurations can also be custom-configured if needed. For exampl

16Retrotec Energy Innovations, Ltd.DM-2A Mark II 2008-02-224. Press the enteR, (Left), and/or (Right) keypad buttons to view the Enable/Disable

Retrotec Energy Innovations, Ltd.17DM-2A Mark II 2008-02-22 To cancel an incorrectly entered value, press the exit keypad button. Any values you en

18Retrotec Energy Innovations, Ltd.DM-2A Mark II 2008-02-22 The Power Down feature affects normal operation during testing. Be certain to allow for

Retrotec Energy Innovations, Ltd.19DM-2A Mark II 2008-02-22European Decimal ConventionsUse the European decimal convention option to specify how who

20Retrotec Energy Innovations, Ltd.DM-2A Mark II 2008-02-22Sig FigsThe Significant Figures – or ‘Sig Figs’ – feature controls the number of significan

Retrotec Energy Innovations, Ltd.21DM-2A Mark II 2008-02-22In normal (forward) mode, your gauge will increase the fan speed in order to achieve high

Retrotec Energy Innovations, Ltd.iDM-2A Mark II Dual-Channel Pressure Gauge User ManualDM-2A Mark II 2008-02-22Retrotec Model DM-2A mark II Dual Cha

22Retrotec Energy Innovations, Ltd.DM-2A Mark II 2008-02-22NOTESDM-2A Mark II Dual-Channel Pressure Gauge User Manual2: Working with the Setup Scree

Retrotec Energy Innovations, Ltd.23DM-2A Mark II 2008-02-22Section 3Connecting Your Gauge to a FanConnecting your DM-2A mark II to your Retrotec doo

24Retrotec Energy Innovations, Ltd.DM-2A Mark II 2008-02-22Let’s explore a typical connection procedure as a practical example. To set up the connec

Retrotec Energy Innovations, Ltd.25DM-2A Mark II 2008-02-229. Pass the red pressure tube through the door panel or cloth to the other side of the d

26Retrotec Energy Innovations, Ltd.DM-2A Mark II 2008-02-22NOTESDM-2A Mark II Dual-Channel Pressure Gauge User Manual3: Connecting Your Gauge

Retrotec Energy Innovations, Ltd.27DM-2A Mark II 2008-02-22Section 4Exploring Basic Test OperationsNow that your DM-2A mark II gauge and fan are pro

28Retrotec Energy Innovations, Ltd.DM-2A Mark II 2008-02-22Using Time Average3. The time averaging feature calculates the average pressure over a g

Retrotec Energy Innovations, Ltd.29DM-2A Mark II 2008-02-22 Using the Auto Zero feature consumes additional power that may be a consideration when

30Retrotec Energy Innovations, Ltd.DM-2A Mark II 2008-02-226. While the Set Speed feature is active, the current speed of the fan will be displayed

Retrotec Energy Innovations, Ltd.31DM-2A Mark II 2008-02-229. Press the JOg/HOld keypad button again. Notice that Hold now appears at the top centr

iiRetrotec Energy Innovations, Ltd.DM-2A Mark II Dual-Channel Pressure Gauge User ManualDM-2A Mark II 2008-02-22Copyright © 2005-2008 Retrotec Energ

32Retrotec Energy Innovations, Ltd.DM-2A Mark II 2008-02-22 The Set Pressure feature will cannot be used in free-air tests. 13. For example, enter

Retrotec Energy Innovations, Ltd.33DM-2A Mark II 2008-02-22Section 5Using Advanced Configuration ModesThe DM-2A mark II gauge has several different pr

34Retrotec Energy Innovations, Ltd.DM-2A Mark II 2008-02-22Preset ConfigurationBy default, your DM-2A mark II gauge is set to use a preset unit measu

Retrotec Energy Innovations, Ltd.35DM-2A Mark II 2008-02-22Using Range Configuration OptionsEach flow device – or fan – supports various flow restricto

36Retrotec Energy Innovations, Ltd.DM-2A Mark II 2008-02-22NOTESDM-2A Mark II Dual-Channel Pressure Gauge User Manual5: Advanced Modes

Retrotec Energy Innovations, Ltd.37DM-2A Mark II 2008-02-22Appendix AConfiguring and Using the DM-2A for Specific StandardsDifferent unit measurement c

38Retrotec Energy Innovations, Ltd.DM-2A Mark II 2008-02-22To perform your CGSB 149.10 standards test procedure, follow these steps:1. Assess and m

Retrotec Energy Innovations, Ltd.39DM-2A Mark II 2008-02-22To configure your DM-2A mark II gauge for the Canadian ecoEnergy requirements, apply these

40Retrotec Energy Innovations, Ltd.DM-2A Mark II 2008-02-22DS/EN 13829To configure your gauge for the Dansk Standard for thermal performance of build

Retrotec Energy Innovations, Ltd.41DM-2A Mark II 2008-02-227. Press the enteR keypad button and input either the Envelope Area or the Net Floor Are

Retrotec Energy Innovations, Ltd.iiiDM-2A Mark II Dual-Channel Pressure Gauge User ManualDM-2A Mark II 2008-02-22About Retrotec Energy InnovationsRe

42Retrotec Energy Innovations, Ltd.DM-2A Mark II 2008-02-22NOTESDM-2A Mark II Dual-Channel Pressure Gauge User ManualA: Specific Configurations

Retrotec Energy Innovations, Ltd.43DM-2A Mark II 2008-02-22Appendix BGlossary of Terms and AbbreviationsAs you learn how to use your gauge and/or co

44Retrotec Energy Innovations, Ltd.DM-2A Mark II 2008-02-22• Flow Pressure The pressure difference between inside the fan (in the flow stream) and a

Retrotec Energy Innovations, Ltd.45DM-2A Mark II 2008-02-22Appendix CGetting Help With Your GaugeAs you become familiar with using your DM-2A mark I

46Retrotec Energy Innovations, Ltd.DM-2A Mark II 2008-02-223. Press the enteR keypad button to display the Enable/Disable Device screen showing a l

Retrotec Energy Innovations, Ltd.47DM-2A Mark II 2008-02-22Getting HelpIf you are unable to resolve a problem you’ve encountered or you suspect ther

48Retrotec Energy Innovations, Ltd.DM-2A Mark II 2008-02-22Warranty informationYour limited warranty covers defects in materials and workmanship in

Retrotec Energy Innovations, Ltd.49DM-2A Mark II 2008-02-22Warranty on Refurbished EquipmentThe limited warranty is for 180 days on all refurbished

50Retrotec Energy Innovations, Ltd.DM-2A Mark II 2008-02-22Field Replacement/RepairMost defective parts are easily field-replaceable. This is the fas

ivRetrotec Energy Innovations, Ltd.DM-2A Mark II Dual-Channel Pressure Gauge User ManualDM-2A Mark II 2008-02-22Energy loss testing is used for meas

Retrotec Energy Innovations, Ltd.vDM-2A Mark II Dual-Channel Pressure Gauge User ManualDM-2A Mark II 2008-02-22Table of ContentsSection 1Getting Sta

viRetrotec Energy Innovations, Ltd.DM-2A Mark II Dual-Channel Pressure Gauge User ManualDM-2A Mark II 2008-02-22Section 5Using Advanced Configuration

Retrotec Energy Innovations, Ltd.1DM-2A Mark II 2008-02-22Introducing the Retrotec DM-2A mark IICongratulations on the purchase of your new Retrotec