Resumo do conteúdo contido na página número 1
Instruction Manual
748297-E
June 2003
Model NGA2000 HFID
Heated Flame Ionization Detector Analyzer Module
http://www.processanalytic.com
Resumo do conteúdo contido na página número 2
ESSENTIAL INSTRUCTIONS READ THIS PAGE BEFORE PROCEEDING! Rosemount Analytical designs, manufactures and tests its products to meet many national and international standards. Because these instruments are sophisticated technical products, you MUST properly install, use, and maintain them to ensure they continue to operate within their normal specifications. The following instructions MUST be adhered to and integrated into your safety program when installing, using, and maintaining Rosemou
Resumo do conteúdo contido na página número 3
Instruction Manual 748297-E June 2003 Model NGA2000 HFID TABLE OF CONTENTS PREFACE...........................................................................................................................................P-1 Definitions...........................................................................................................................................P-1 Safety Summary ..........................................................................................
Resumo do conteúdo contido na página número 4
Instruction Manual 748297-E June 2003 Model NGA2000 HFID 4-0 MAINTENANCE AND TROUBLESHOOTING .....................................................................4-1 4-1 Overview................................................................................................................................4-1 4-2 Component Replacement......................................................................................................4-3 a. Oven...............................................
Resumo do conteúdo contido na página número 5
Instruction Manual 748297-E June 2003 Model NGA2000 HFID LIST OF ILLUSTRATIONS Figure 1-1. Flame Ionization Detection Technology ................................................................ 1-1 Figure 1-2. Heated Flame Ionization Detector Analyzer Module – Top View.......................... 1-3 Figure 2-1. Back Panel Connections........................................................................................ 2-2 Figure 2-2. Flow Diagram.....................................
Resumo do conteúdo contido na página número 6
Instruction Manual 748297-E June 2003 Model NGA2000 HFID iv Contents Rosemount Analytical Inc. A Division of Emerson Process Management
Resumo do conteúdo contido na página número 7
Instruction Manual 748297-E June 2003 Model NGA2000 HFID PREFACE The purpose of this manual is to provide information concerning the components, functions, installation and maintenance of the NGA2000 HFID Analyzer. Some sections may describe equipment not used in your configuration. The user should become thoroughly familiar with the operation of this module before operating it. Read this instruction manual completely. DEFINITIONS The following definitions apply to DANGERS, WARNINGS
Resumo do conteúdo contido na página número 8
Instruction Manual 748297-E June 2003 Model NGA2000 HFID SAFETY SUMMARY If this equipment is used in a manner not specified in these instructions, protective systems may be impaired. AUTHORIZED PERSONNEL To avoid explosion, loss of life, personal injury and damage to this equipment and on-site property, all personnel authorized to install, operate and service the this equipment should be thoroughly familiar with and strictly follow the instructions in this manual. SAVE THESE IN- STRUCTIO
Resumo do conteúdo contido na página número 9
Instruction Manual 748297-E June 2003 Model NGA2000 HFID WARNING. HIGH TEMPERATURE This equipment is used in the analysis of sample gases at temperatures of up to 250°C. All compo- nents and material in contact with the sample, the oven and the burner can reach this temperature level. Operate this equipment only when covers are secured. Servicing requires access to "hot" parts which can cause serious injury. Refer servicing to qualified personnel. NOTE This Analyzer Module is complet
Resumo do conteúdo contido na página número 10
Instruction Manual 748297-E June 2003 Model NGA2000 HFID WARNING POSSIBLE EXPLOSION HAZARD Ensure that all gas connections are made as labeled and are leak free. Improper gas connections could result in explosion or death. CAUTION OVER-VOLTAGE SPIKING If this Analyzer Module is used with a non-Rosemount Analytical power supply, adding Rosemount P/N 903341 Current Protector in series with the 24 V positive power line will prevent over-voltage spiking and resultant fuse blowing when po
Resumo do conteúdo contido na página número 11
Instruction Manual 748297-E June 2003 Model NGA2000 HFID GENERAL PRECAUTIONS FOR HANDLING AND STORING HIGH PRESSURE GAS CYLINDERS Edited from selected paragraphs of the Compressed Gas Association's "Handbook of Compressed Gases" published in 1981 Compressed Gas Association 1235 Jefferson Davis Highway Arlington, Virginia 22202 Used by Permission 1. Never drop cylinders or permit them to strike each other violently. 2. Cylinders may be stored in the open, but in such cases, s
Resumo do conteúdo contido na página número 12
Instruction Manual 748297-E June 2003 Model NGA2000 HFID DOCUMENTATION The following NGA2000 HFID instruction materials are available. Contact Customer Service Center or the local representative to order. 748297 Instruction Manual (this document) COMPLIANCES This product may carry approvals from several certifying agencies, including Factory Mutual and the Cana- dian Standards Association (which is also an OSHA accredited, Nationally Recognized Testing Labora- tory), for use in non
Resumo do conteúdo contido na página número 13
Instruction Manual 748297-E June 2003 Model NGA2000 HFID GLOSSARY Analyzer Module The module that contains all sensor/detector components for development of a Primary Variable signal; in- cludes all signal conditioning and temperature control circuitry. Backplane The interconnect circuit board which the Controller Board, Power Supply, Analyzer Module power and net- work cables, I/O Modules and Expansion Modules plug into. Control Module The Operator Interface plus the Controller Board.
Resumo do conteúdo contido na página número 14
Instruction Manual 748297-E June 2003 Model NGA2000 HFID Softkeys The five function keys located below the front panel display; they assume the function displayed directly above each on the display, a function dictated by software. System Any collection of Analyzer Module(s), Platform(s), I/O Module(s) and Expansion Module(s). P-8 Preface Rosemount Analytic
Resumo do conteúdo contido na página número 15
Instruction Manual 748297-E June 2003 Model NGA2000 HFID SECTION 1 DESCRIPTION AND SPECIFICATIONS from internal combustion engines are exam- ples of typical applications for the HFID Ana- 1-1 OVERVIEW lyzer Module. This manual describes the Heated Flame Ionization Detector (HFID) Analyzer Module of Rosemount Analytical's NGA2000 Series of 1-3 THEORY OF TECHNOLOGY gas analysis components. See Figure 1-1 below and Figure 1-2 on page 3. This Analyzer Module uses the flame ioniza- tion
Resumo do conteúdo contido na página número 16
Instruction Manual 748297-E June 2003 Model NGA2000 HFID dissipated below 25% of the LEL of hydrogen through the combination of an inlet fuel flow 1-4 GAS SAFETY FEATURES restrictor and purge gas flow. The HFID Analyzer Module is designed with a factory-installed continuous dilution purge sys- This module is designed to use 40% H /60% 2 tem in accordance with standard ANSI/NFPA He fuel at a maximum inlet pressure of 3446 496 - 1993, Chapter 6. Front-panel LEDs indi- hPa-gauge (50 psig)
Resumo do conteúdo contido na página número 17
Instruction Manual 748297-E June 2003 Model NGA2000 HFID Gas Lines (See Figure 2-2) Purge Air Outlet Fuel Shutoff Solenoid Valve Detector (Burner) Oven Preamp Board (In Shield) Case Pressure Switch Air Circulation Fan Computer Board Case Heater Sensor Board Sample Flow Controller Safety Board Purge Air Flow Switch DC-DC Module Power Supply Board Burner Air Solenoid Valve Purge Air Regulator Burner Air
Resumo do conteúdo contido na página número 18
Instruction Manual 748297-E June 2003 Model NGA2000 HFID 1-5 SPECIFICATIONS a. General Measurement Species ....................Total hydrocarbons Ranges (H /He Fuel) 2 Low range............................0 to 10 ppm, CH , through 0 to 1%, CH at an oven setpoint between 4 4 113°C and 191°C High range ...........................0 to 50 ppm, CH , through 0 to <5%, CH at an oven setpoint 4 4 between 113°C and 191°C o o o o Analysis Temperature .....................Adjustable from 200 F
Resumo do conteúdo contido na página número 19
Instruction Manual 748297-E June 2003 Model NGA2000 HFID b. Gas Requirements Sample .......................................... Non-flammable, below 100% of LEL Flow rate..............................1.0 to 2.5 L/min. Supply pressure...................345 to 620 hPa-gauge (5 to 9 psig) o o o o o o Temperature ........................110 C to 230 C (230 F to 446 F), <20 C variance/24 hours, <10 C variance/hr. Particulates..........................filtered to <2 microns o Dewpoint.......
Resumo do conteúdo contido na página número 20
Instruction Manual 748297-E June 2003 Model NGA2000 HFID d. Gas Connections Sample In ...................................... 1/4" O.D. tube fitting, stainless steel Regulated Air In ...............................1/4" O.D. tube fitting, brass Burner Air In .....................................1/4" O.D. tube fitting, brass Fuel In...............................................1/4" O.D. tube fitting, stainless steel Purge Air In ......................................3/8" O.D. tube fitting,
