Safety Messages - Emerson Rosemount 2140 Reference Manual

Reference Manual
00809-0100-4140, Rev AA
Section 4
4.1

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 (
performing an operation preceded by this symbol.
Explosions could result in death or serious injury.
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Process leaks may cause harm or result in death.
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Electrical shock can result in death or serious injury.
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Make sure all electrical installation is in accordance with national and local code
requirements.
Do not run signal wiring in conduit or open trays with power wiring or near heavy
electrical equipment.
For explosion-proof and ordinary locations installations in accordance with the
National Electrical Code, ANSI/NFPA 70 or the Canadian Electrical Code, C22.1., the
Rosemount 2140 is to be supplied by a Class 2 or Limited Energy Source.
Electrical Installation
Electrical Installation
Installation of Rosemount 2140 and 2140:SIS Level Detectors ("level detectors")
in an explosive environment must be in accordance with the appropriate local,
national, and international standards, codes, and practices.
Please review Appendix B: Product Certifications
with a safe installation.
Before connecting a Field Communicator in an explosive atmosphere, ensure the
instruments in the loop are installed in accordance with intrinsically safe or
non-incendive field wiring practices.
In an explosion-proof/flameproof installation, do not remove the level detector
covers when power is applied to the unit.
Covers are not to be removed in extreme environmental conditions. The internals
must be kept free from moisture and conductive dust.
Install and tighten process connectors before applying pressure.
Avoid contact with the leads and terminals. High voltage that may be present on
leads can cause electrical shock.
Electrical Installation
). Refer to the following safety messages before
for any restrictions associated
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