Definitions And Abbreviations; General Requirements - Baker Hughes Masoneilan SVI II ESD Quick Start Manual

1 INTRODUCTION
This manual covers the requirements for safe installation, repair, and operation of the SVI II ESD as it
relates to operation in areas where there is a potential for explosive atmosphere or inflammable dust.
Adherence to these requirements assures that the SVI II ESD will not cause ignition of the surrounding
atmosphere. Hazards related to control of the process are beyond the scope of this manual.
For mounting instructions on specific valves refer to the mounting instructions supplied with the
mounting kit. Mounting does not affect the suitability of the SVI II ESD for use in a potentially
hazardous environment.
The SVI II ESD is manufactured by:
Dresser LLC.
12970 Normandy Blvd.
Jacksonville FL 32221 – USA
2

DEFINITIONS AND ABBREVIATIONS

Abbr. Full Name
SVI Smart Valve Interface
ESD Emergency Shut Down
ASD Analog Safety Demand
DSD Discrete Safety Demand
A/DSD Analog w/ Discrete Safety
Demand
3

GENERAL REQUIREMENTS

Installation and maintenance must be performed only by qualified personnel.
Area Classification, Protection Type, Temperature Class, Gas Group, and Ingress protection must
conform to the data indicated on the label.
Wiring and conduit must conform to all local and national codes governing the installation. Wiring must
be rated for at least 5ºC above the highest expected ambient temperature.
Approved wire seals against ingress of water and dust are required and the 1/2 inch NPT fittings must be
sealed with tape or thread sealant in order to meet the highest level of ingress protection.
Doc Number ES-727
Revision W
Filename ES-727.DOC
Copyright 2017 as an unpublished trade secret. This document and all information herein is the property of Dresser LLC. It is confidential
and must not be made public or copied and is subject to return upon demand.
© 2018 Baker Hughes, a GE company, LLC. All rights reserved.
Failure to adhere to the requirements listed in this
manual may cause loss of life and property.
PDR ECO-
11/15/2017
0029774
Explanation
Masoneilan digital instrument for controlling valves
4-20mA powers device and initiates Safety Function
24VDC powers device and initiates Safety Function
4-20mA powers device and 24VDC initiates Safety
Function
!WARNING!
Page 3 of 13
Masoneilan SVI II ESD Quick Start Guide =| 81
Written By P.Levesque
Checked T.Kabir
Approved T. Kabir
13DEC2006
10JAN2007
10JAN2007