BEFORE installing, using or carrying out any
maintenance tasks associated with this instrument,
READ THE INSTRUCTIONS CAREFULLY.
These instruments comply with the essential
safety requirements of the European Directive
ATEX 94/9/CE. It is certified to be used in Gas or Dust
explosive atmospheres, groups IIA, IIB, IIC and IIIC:
• Category II 1GD – zones 0, 1, 2, 20, 21 and 22
for the protection mode "ia"
• Category II 2GD – zones 1, 2, 21 and 22 for the
protection mode "d" and "tb"
They also comply with the essential safety
requirements of the European Directive EMC
2004/108/EC as amended, for use within an industrial
Products certified as explosion proof equipment
a) Installed, put into service, used and maintained
in compliance with European and/or national
and local regulations and in accordance with
the recommendations contained in the relevant
standards concerning potentially explosive
b) Used only in situations those comply with the
certification conditions shown in this document
and after verification of their compatibility with the
zone of intended use and the permitted maximum
c) Installed, put into service and maintained by qualified
and competent professionals who have undergone
suitable training for instrumentation used in areas
with potentially explosive atmosphere. Such trainings
are not supported by BHGE.
© 2018 Baker Hughes, a GE company. All rights reserved.
It is the end user's responsibility to:
• Verify material compatibility with the application
• Ensure proper use of fall protection when working
at heights, per Safe Site Work Practices
• Ensure use of proper Personal Protective
• Take the appropriate actions to ensure that site
personnel who are performing installation,
commissioning and maintenance have been
trained in proper site procedures for working
with and around equipment, per Safe Site Work
BHGE reserves the right to discontinue manufacture
of any product or change product materials, design,
or specifications without notice.
Under certain operating conditions, the use of
damaged instruments could cause a degradation of
the performances of the system which may lead to
personal injury or death.
Use only BHGE's Masoneilan replacement parts to
ensure that the products comply with the essential
safety requirements of the European Directives
496 Series Masoneilan Position Transmitter ATEX Instruction Manual | 5