Warning – Martel Electronics BetaGauge PI PRO User Manual
Page 4

2
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
Power OFF
Power ON
Earth ground
Risk of Danger. Important information. Refer to manual.
Battery
Hazardous Voltage
Conforms to ATEX requirements
Certified by CSA as conforming to relevant Canadian and USA standards
Conforms to relevant European Union directives.
Wheeled bin, conforms to EC directive 2002/96/EC
Hazard Location Information/Approvals
Ex Hazardous Areas
An Ex-hazardous area as used in this manual refers to an area made
hazardous by the potential presence of flammable or explosive vapors.
These areas are also referred to as hazardous locations, see NFPA 70
Article 500.
®
LR110460
Class I, Div. 2, Groups A-D
WARNING
Only gauges powered by batteries are approved for use in hazardous
areas. 24V versions are not approved for hazardous use.
II 3 G Ex nA IIB T6
KEMA 06ATEX0014 X
Ta=–10°C... +55°C