Azbil VDC User Manual

Table of Contents
Chapter 1 : Model MTG11A/18A/11B/18B/14C System
configuration and structure
Outline of this chapter........................................................................................................... 1-1
1-1 : System configuration................................................................................. 1-2
Measuring system................................................................................................................. 1-2
System configuration for analog output ................................................................................ 1-3
System configuration for analog output and pulse output..................................................... 1-5
System configuration for analog output and contact output.................................................. 1-6
System configuration for digital output (DE output) .............................................................. 1-7
1-2 : Structure of this instrument and functions of its various parts ............ 1-9
Structure of main unit............................................................................................................ 1-9
Detector 1: Flanged type ...................................................................................................... 1-11
Detector 2: Wafer type..........................................................................................................1-12
Indicator/data setting device ................................................................................................. 1-13
Terminal box ......................................................................................................................... 1-14
1-3 : Hazardous area approvals and CE-Mark.................................................. 1-16
1-3-1 : Model MTG18A..................................................................................................................... 1-16
Combination of FM approval and CSA certification for Division 1 and Division 2................. 1-16
(1) ATEX Type nA Certification (English) ............................................................................. 1-18
(1) Certification ATEX Type n (Français).............................................................................. 1-20
(1) ATEX Type n Bescheinigung (Deutsch).......................................................................... 1-22
(1) Certificación ATEX Tipo n (Español)............................................................................... 1-24
(1) Certificazione ATEX tipo n (Italiano) ............................................................................... 1-26
(1) ATEX Type n Certificering (Dutch) .................................................................................. 1-28
(1) Certificação de tipo n ATEX (Português) ........................................................................ 1-30
(1) NEPSI Ex nA Certification (English)................................................................................ 1-32
1-3-2 : MTG18B and MTG14C....................................................................................................... 1-35
FM approval with remote models MTG18B (detector) and MTG14C (converter)................. 1-35
CSA certification with remote models MTG18B (detector) and MTG14C (converter) .......... 1-37
1-3-3 : EU Pressure Equipment Directive (97/23/EC)...................................................................... 1-38
Chapter 2 : Instrument installation
Outline of this chapter........................................................................................................... 2-1
2-1 : Before installation ...................................................................................... 2-2
Criteria for installation location (1) ........................................................................................ 2-2
Criteria for installation location (2) ........................................................................................ 2-4
Method of changing the direction of converter...................................................................... 2-6
Changing the direction of display/data setting device........................................................... 2-8
Movable range of display/data setting device....................................................................... 2-9
Wiring connection distance of remote-type converter and detector...................................... 2-10
2-2 : Installation method..................................................................................... 2-11
2-2-1 : Installing a wafer type detector ............................................................................................. 2-11
Basic installation ................................................................................................................... 2-11
Accessory parts for installation ............................................................................................. 2-15
Selecting an installation method ........................................................................................... 2-17
Installation on horizontal pipe ............................................................................................... 2-18
Installation on vertical pipe ...................................................................................................2-19
Installation on metal pipe (1)................................................................................................. 2-20
Installation on metal pipe (2)................................................................................................. 2-21
CM2-MTG300-2001.book 1 ページ ２０１５年９月２９日 火曜日 午前１０時１４分

Azbil VDC Specifications

General

Brand	Azbil
Model	VDC
Category	Measuring Instruments
Language	English