2 Electronic Balancing Tool EBT720/EBT721 and ProHood PH720/PH721
The basic EBT721/PH721 contains all of the EBT720/PH720 components plus 2 ft × 2 ft (610 mm × 610
mm) air capture hood, frame, and base. A variety of optional tools (see below) are also available to meet
your measurement needs.
The following paragraphs provide brief descriptions of the micromanometer and the various standard and
optional tools for use with the EBT/PH. Refer to Chapters 3
and 4 for more detailed information on using
the micromanometer and taking measurements with various sensors and probes.
Micromanometer
Figures 1 and 2 show the features of the micromanometer used in the EBT720/EBT721 and
PH720/PH721.
Figure 1: Features of the EBT720/EBT721 and PH720/PH721 Micromanometer, Front View
Figure 2: Features of the EBT720/EBT721 and PH720/PH721 Micromanometer, Back View
Display
Keypad
AC Adapter
Connection
RS232 Port
For Future Use
Probe Connector
Headphone
Connection
Battery
Compartment
Airflow
Inlet/Outlet