Overview; Safety Messages; Calibration Overview - Emerson Rosemount 2051 Reference Manual

Reference Manual
00809-0300-4101, Rev BB
Section 5
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 45
Safety messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 45
Calibration overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 45
Zero trim . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 48
Sensor trim . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 48
Recall factory trim . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 49
Compensating for line pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 50
5.1

Overview

This section contains information on calibrating the Rosemount
Transmitter with PROFIBUS
Class 2 Master.
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 (
performing an operation preceded by this symbol.
Explosions could result in death or serious injury.
Installation of this transmitter in an explosive environment must be in accordance with the
appropriate local, national, and international standards, codes, and practices. Review the
approvals section of this Reference Manual for any restrictions associated with a safe
installation.
In an Explosion-Proof/Flameproof installation, do not remove the transmitter covers

when power is applied to the unit.
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.
5.3

Calibration overview

Calibration is defined as the process required to optimize transmitter accuracy over a
specific range by adjusting the factory sensor characterization curve located in the micro-
processor. This is done by performing one of the following procedures,
Calibration
Calibration
®
PA Protocol using either the local operator interface (LOI) or a
™
2051 Pressure
). Refer to the following safety messages before
Calibration
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