16
Note
：
1
）
After testing start for about 8s, indicating “Open Flap”It’s time for switching on the Back Pressure
Plate as needed.
2
）
Press START for about 8s, testing stop, real airflow outputting with back pressure compensation.
3
）
When select Velocity Grid
、
Pitot tube
、
Micromanometer for testing, Back Pressure Compensation will
be not available.
5.1.4 Print Settings
The 6720 can be connected to our dedicated portable Bluetooth printer to print test data at any time (the
format is as shown in the figure below). Please refer to chapter 5.2.4 of the manual for the connection process of
the Bluetooth printer.
Note
：
1
）
Please purchase our dedicated Bluetooth printer, and the printer icon will be displayed in the status bar
after the connection is successful.
2
）
In single test and back pressure test mode, print when the test result is formed.
3
）
In continuous test mode, print once per 1s according to the update frequency of test results.
5.1.5 Tools Settings
The TABmaster Model 6720 is an instrument for airflow, air temperature, and relative humidity
measurements. The optional accessories (Velocity Grid, Pitot tube, and Micromanometer) expand the
parameters that the instrument can measure. Refer to the Chapter 3 and 5 for details.
5.1.6 Test Mode Settings
TOOL
Test Item
Air Flow
Airflow/temperature/
humidity
Matrix
Velocity
Pitot
Velocity
Micro
manometer
Differential Pressure
