201
Reference Manual
00809-0100-4530, Rev DD
Safety Instrumented Systems (4-20 mA only)
May 2016
Safety Instrumented Systems (4-20 mA only)
Section 8
Safety Instrumented Systems
(4-20 mA only)
Safety messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 201
Terms and definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 202
Safety Instrumented System (SIS) Certification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 203
Safety-certified identification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 203
Functional specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 204
Installation in SIS applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 204
Configuring in SIS applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 205
SIS operation and maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 207
Inspection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 212
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 212
8.1
Safety messages
Procedures and instructions in this section may require special precautions to ensure safety
of 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.
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 the operating environment of the transmitter is consistent with the
appropriate hazardous locations certifications.
Before connecting a Field 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.
Electrical shock could cause death or serious injury.
Use extreme caution when making contact with the leads and terminals.