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5.4 Setting up your DM-2 for a NFPA Enclosure Integrity Test

For a test to comply with the NFPA 2001, test results should be obtained in the units used in NFPA

2001’s Standard on Clean Agent Fire Extinguishing Systems (2008 edition).The units of results that

should be enabled on the Setup Menu of the DM-2 are:

Results

DM-2 label

Unit required for NFPA

Pressure (Target Pressure)

“PrA”

Flow

“Mode”

For simplicity purposes, the display of units for all other results are unnecessary and can be disabled on

the gauge. The following step-by-step instructions can be followed to set up the DM-2 gauge for

testing enclosure integrity in accordance to NFPA 2001:

Setting up the units of results for a NFPA Enclosure Integrity test

1. Press [Setup]to enter the Setup menu

2. Press []or []to scroll through the list until “Mode Setup” is highlighted

3. Press [Enter] to enter the Mode Setup submenu

4. If Pressure is not highlighted, Press []or [] to scroll until “Pressure” is highlighted.

5. Use [] or [] to scroll until “Pa” is displayed

6. Scroll down to highlight ”Flow”

7. Press [] or []to scroll until “m

”

is displayed (your unit setting)

8. Scroll down to all other results in the Mode Setup menu, and use [] or [] to scroll until “Off”

is displayed to disable all other results.

9. Press [Exit] once to exit from the Mode setup submenu and save the settings.

Your DM-2 is now set up and ready for performing the NFPA 2001 Enclosure Integrity Test.

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Retrotec DM-2A Manual de usuario Pagina 38