Emerson Rosemount MultiVariable 3051SMV, Reference Manual

Page: 55 / 112

Reference Manual
00809-0100-4853, Rev AB
Troubleshooting
January 2017
47
Troubleshooting
Section 5 Troubleshooting
Measurement troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 48
Communication troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 49
Service support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 53
5.1 Section overview
This section provides summarized troubleshooting suggestions for the most common operating
problems on the Rosemount
™
3051S MultiVariable
™
F
OUNDATION
™
Fieldbus Transmitter (3051SMV).
If a malfunction is suspected despite the absence of any diagnostic messages on the communicator
display, follow the procedures described to verify transmitter hardware and process connections are in
good working order. Always deal with the most likely and easiest-to-check conditions first.
5.2 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.

Do not remove the transmitter cover in explosive atmospheres when the circuit is live.

Before connecting an Emerson
™
Field Communicator in an explosive atmosphere, make sure the
instruments in the segment are installed in accordance with intrinsically safe or non-incendive
field wiring practices.

Verify the operating atmosphere of the transmitter is consistent with the appropriate hazardous
locations certifications.

Both transmitter covers must be fully engaged to meet flameproof/explosion-proof
requirements.
Failure to follow these installation guidelines could result in death or serious injury.

Make sure only qualified personnel perform the installation.
Electrical shock could cause death or serious injury.

If the sensor is installed in a high-voltage environment and a fault or installation error occurs,
high voltage may be present on the transmitter leads and terminals.

Use extreme caution when making contact with the leads and terminals.
Static electricity can damage sensitive components.

Observe safe handling precautions for static-sensitive components.