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Retrotec DucTester 341 User Manual

Page 3

background image

Make sure DucTester 340 is showing on the
Home screen.

If not, tap the fan picture, then

Tap

, tap DucTester 340, then select the

range that you have installed.

Tap on [Channel B] to change the type of result
or units. Select based on “Get the results you
need” on page 4.

Tap [Settings] then [Time averaging] and
select 5 seconds.

Tap [Settings] then .

Make sure the [Default @ Pressure] is 25 Pa.

Tap to return to the Home screen.

Adjust fan speed knob clockwise

until [Channel A] reaches test pressure.

Usually -25 Pa.

I

f you cannot achieve the test pressure,

refer to page 4.

Now connect the Speed Control Cable

to allow the gauge to control the
speed. Solid green Status light indicates
gauge is ready to control the speed.

For a test pressure of

25 Pa, tap

Enter 25, tap [Set]

T

ap

to display what the
result would be at
exactly 25 Pa

.

Page 3 of 4

Read results directly from

the gauge.

Tubing connections:

Step 4:

Prepare the gauge

Total Duct Leakage Test: Depressurize

Step 5:

Conduct test

Speed Control Cable

Step 3:

Connect gauge & fan (cont’d)

Press

on the gauge, then tap the screen, and

check the battery state indicator at the top right:

If the battery display is not green, connect

USB to power outlet to charge the gauge.

Connect yellow, green and blue tubes

to the gauge.

Channel A

Channel B

Connect the

gauge

like this for

all tests.

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