Procedures and instructions in this manual 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 safety messages listed at the beginning of each section 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 cover in explosive atmospheres when the circuit is alive.

• Substitution of components may impair Intrinsic Safety.

• To prevent ignition of flammable or combustible atmospheres, disconnect

power before servicing.

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.