Sper Scientific 840099 Datalogging Manometer - Manual (Page 3)

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INTRODUCTION
This Manometer is i deal for measuring gauge pressure and
low differential pressure in clean rooms, test and balance,
medical equipment, HVAC, pneumatic
systems and computer peripherals.
Features a user-friendly interface with a large backlight
display, automatic data logging, measurement of single
and multiple points and a tripod mount.
The RS232 port, cable and software enable
communication with a
computer.
Powered by 4-AAA batteries (included), or an optional 9V
adaptor.
Gauge Pressure:
A measure of pressure in PSI that refers to ambient
pressure.
Differential Pressure:
Measurement of the difference
between two pressures.