Operation And Maintenance; Disassembly Procedures - Emerson Rosemount 3051 Manual

Section
4
OVERVIEW
SAFETY MESSAGES
Warnings
DISASSEMBLY
PROCEDURES
See "Safety Messages" on page 4-1 for complete warning information.

Operation and Maintenance

This section provides instructions for disassembly and reassembly of
the Model 3051 transmitter for the purpose of installing optional
accessories or replacing spare parts.
For a complete listing of available spare parts or accessories, refer to
Appendix A: Specifications and Reference Data.
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 can result in death or serious injury.
• Do not remove the transmitter covers in explosive environments when the
circuit is alive.
• Both transmitter covers must be fully engaged to meet explosionproof
requirements.
Static electricity can damage senstive components.
• Observe safe handling precautions for static-sensitive components.
NOTE
The pictures shown in Section 7 are of a Model 3051 with 4–20 mA
HART electronics. The maintenance steps are also correct for the
F fieldbus electronics.
OUNDATION
Do not remove the instrument cover in explosive atmospheres when the
circuit is live.
4-1