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Safety Manual
00809-0400-5100, Rev AB
Operation and Maintenance
November 2019
Operation and Maintenance
Section 3 Operation and Maintenance
Safety messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 13
Proof test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 14
Proof test methods . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 15
Comprehensive proof test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 17
Partial proof test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 18
Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 29
3.1 Safety messages
Procedures and instructions in this section may require special precautions to ensure the
safety of the personnel performing the operations. Information that raises potential safety
issues is indicated by a warning symbol ( ). Please refer to the following safety messages
before performing an operation preceded by this symbol.
Failure to follow these installation guidelines could result in death or serious
injury.
Make sure only qualified personnel perform the installation.
Use the equipment only as specified in this manual. Failure to do so may impair
the protection provided by the equipment.
Explosions could result in death or serious injury.
Verify that the operating environment of the transmitter is consistent with the
appropriate hazardous locations certifications.
Before connecting a hand held communicator in an explosive atmosphere, make
sure the instruments in the loop are installed in accordance with intrinsically safe
or non-incendive field wiring practices.
Do not remove the gauge cover in explosive atmospheres when the circuit is
alive.
Electrical shock could cause death or serious injury.
Use extreme caution when making contact with the leads and terminals.
Any substitution of non-recognized parts may jeopardize safety. Repair, e.g.
substitution of components etc., may also jeopardize safety and is under no
circumstances allowed.