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Reference Manual
00809-0100-4808, Rev CA
June 2008
Rosemount 3051N
www.rosemountnuclear.com
Section 3 Installation
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 3-1
Safety Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 3-1
General Considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . page 3-4
Mechanical Considerations . . . . . . . . . . . . . . . . . . . . . . . . page 3-4
Electrical Considerations . . . . . . . . . . . . . . . . . . . . . . . . . . page 3-12
Environmental Considerations . . . . . . . . . . . . . . . . . . . . . page 3-14
OVERVIEW The information in this section covers installation considerations. Dimensional
drawings illustrating the Rosemount 3051N and mounting brackets are
included in this section.
SAFETY MESSAGES Procedures and instructions in this section may require special precautions to
ensure the safety of the personnel performing the operation. 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.
Warnings
Explosions can result in death or serious injury.
• Do not remove the transmitter covers in explosive environments when the
circuit is alive.
• Verify that the operating atmosphere of the transmitter is consistent with the
appropriate qualification parameters.
Electrical shock can result in death or serious injury.
• Avoid contact with the leads and terminals.
Process leaks could result in death or serious injury.
• Install and tighten all four flange bolts before applying pressure.
• Do not attempt to loosen or remove flange bolts while the transmitter is
in service.