Martel Electronics BetaGauge 301 - Manual (Page 3)

1. Introduction
The Beta 301 is designed to be a simple to use yet very versatile pressure calibrator. Its
internal pressure sensor combined with inputs for mA, voltage and switch contacts allow
the 301 to calibrate a variety of pressure devices. An external pressure module option
allows an even wider range of pressure calibration options including absolute and
differential.
1.1 Customer Service
Corporate Office:
www.martelcorp.com
e-mail: [email protected]
Tel: (603) 434-1433 800-821-0023 Fax: (603) 434-1653
Martel Electronics
3 Corporate Park Drive
Derry, NH 03038
1.2 Standard Equipment
Check to see if your calibrator is complete. It should include: Beta 301 Calibrator,
instruction manual, test leads, carrying case, calibration certificate with data.
1.3 Safety information
Symbols Used
The following table lists the International Electrical Symbols. Some or all of these symbols
may be used on the instrument or in this manual.
Symbol Description
AC (Alternating Current)
AC-DC
Battery
CE Complies with European Union Directives
DC
Double Insulated
Electric Shock
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