Flowserve Logix 520MD+ DD - Manual (Page 6)

DD User Manual - Logix® 520MD+ Series Digital Positioner FCD-LGENSF0013-01
© Flowserve Corporation
6
GENERAL INFORMATION
Introduction
This document provides detailed information about the
function of the Logix 520MD+ Device Description (DD). The
DD
follows the protocol provided by the HART
Communication Foundation. For more information about
downloading, installing and using HART DDs, visit
http://www.hartcomm.org/
Qualified Personnel
Qualified personnel are people who, on account of their
training, experience, instruction and their knowledge of
relevant standards, specifications, accident prevention
regulations and operating conditions, have been authorized
by those responsible for the safety of the plant to perform the
necessary work and who can recognize and avoid possible
dangers.
In using this software, the position and operation of the
related valves can be affected. Product users and
maintenance personnel should thoroughly review the effects
of any functions before applying those functions.
Using This Document
The features listed below are numbered to correspond to
their location in the DD menu tree. Some menu items may
not be available depending on positioner upgrade status and
the presence of auxiliary cards.
Terms Concerning Safety
The safety terms DANGER, CAUTION and NOTE are used
in these instructions to highlight particular dangers and/or to
provide additional information on aspects that may not be
readily apparent.
To avoid possible injury to personnel or damage to valve
parts, DANGER and CAUTION notes must be strictly
followed. Modifying this product, substituting non-factory
parts or using maintenance procedures other than outlined
could drastically affect performance and be hazardous to
personnel and equipment, and may void existing warranties.

NOTE: indicates and provides additional technical
information, which may not be very obvious even to qualified
personnel.
CAUTION: Indicates that minor personal injury and/or
property damage can occur if proper precautions are not
taken.

DANGER: Indicates that death, severe personal injury
and/or substantial property damage can occur if proper
precautions are not taken.