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61
Reference Manual
00809-0100-4140, Rev AA
January 2017
Section 4
Electrical
Installation
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 (
). Refer to the following safety messages before
performing an operation preceded by this symbol.
Explosions could result in death or serious injury.
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
for any restrictions associated
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.
Process leaks may cause harm or result in death.
Install and tighten process connectors before applying pressure.
Electrical shock can result in death or serious injury.
Avoid contact with the leads and terminals. High voltage that may be present on
leads can cause electrical shock.
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.
Summary of Contents for Rosemount 2140
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Page 8: ...VI Reference Manual 00809 0100 4140 Rev AA Contents January 2017 Contents ...
Page 14: ...4 Reference Manual 00809 0100 4140 Rev AA Introduction January 2017 Introduction ...
Page 112: ...102 Reference Manual 00809 0100 4140 Rev AA Troubleshooting January 2017 Troubleshooting ...
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