A-13
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 ( ). Refer to the following safety messages before
performing an operation preceded by this symbol.
Explosions can result in death or serious injury.
• Do not remove the flowmeter covers in explosive environments when the
circuit is alive.
• Both flowmeter covers must be fully engaged to meet
explosion-proof requirements.
• Before connecting a communicator in an explosive atmosphere, make sure the
instruments in the loop are installed in accordance with intrinsically safe or
nonincendive field wiring practices.