Manuels d'utilisation pour Teledyne gfc 7000ta

Table des matières

• 1. INTRODUCTION

  1
• 1.1. Features

  1
• 1.2. Using This Manual

  1
• 2. SPECIFICATIONS AND APPROVALS

  5
• 2.1. Specifications

  5
• 2.2. CE Mark Compliance

  7
• 3. GETTING STARTED

  9
• 3.1. Unpacking and Initial Set Up

  9
• 3.2. Front Panel

  11
• 3.3. Rear Panel

  15
• 3.4. Internal Layout

  17
• 3.5. Electrical Connections

  19
• 3.5.1. Power Connection

  20
• 3.5.2. Connecting Analog Inputs (Option 64)

  20
• 3.5.3. Connecting Analog Outputs

  21
• 3.5.4. Connecting the Status Outputs

  23
• 3.5.5. Connecting the Control Inputs

  24
• 3.5.6. Connecting the Communications Interfaces

  25
• 3.6. Pneumatic Connections

  25
• 3.6.1. Basic Pneumatic Connections

  26
• 3.6.2. Connections with Internal Valve Options Installed

  30
• 3.6.3. Pneumatic Connections in Multipoint Calibration Applications

  32
• 3.6.4. Setting the Internal Purge Air Pressure

  32
• 3.7. Initial Operation

  33
• 3.7.1. Startup

  33
• 3.7.2. Warm Up

  34
• 3.7.3. Warning Messages

  34
• 3.7.4. Functional Check

  36
• 3.8. Initial Calibration Procedure

  37
• 3.8.1. Initial O2 Sensor Calibration Procedure

  40
• 4. FREQUENTLY ASKED QUESTIONS

  45
• 4.1. FAQ’s

  45
• 4.2. Glossary

  46
• 5. OPTIONAL HARDWARE AND SOFTWARE

  51
• 5.1. Rack Mount Kits (Options 20A, 20B, 21 and 23)

  51
• 5.2. Current Loop Analog Outputs (Option 41)

  51
• 5.2.1. Converting Current Loop Analog Outputs to Standard Voltage Outputs

  52
• 5.3. Expendable Kits (Options 42C, 42D and 43)

  53
• 5.4. Calibration Valves Options

  54
• 5.4.1. Ambient Zero/Pressurized Span Valve

  54
• 5.4.2. Ambient Zero/Ambient Span Valve

  55
• 5.5. Communication Options

  57
• 5.5.1. Communications Cables

  57
• 5.5.2. RS-232 Multidrop (Option 62)

  57
• 5.6. Oxygen Sensor (OPT 65)

  58
• 5.6.1. Theory of Operation

  58
• 5.7. Special Features

  61
• 5.7.1. Dilution Ratio Option

  61
• 5.7.2. Maintenance Mode Switch

  61
• 5.7.3. Second Language Switch

  61
• 6. OPERATING INSTRUCTIONS

  63
• 6.1. Overview of Operating modes

  63
• 6.2. Sample Mode

  64
• 6.2.1. Test Functions

  65
• 6.2.2. Warning Messages

  67
• 6.3. Calibration Mode

  68
• 6.4. SETUP MODE

  69
• 6.5. SETUP  CFG: Viewing the Analyzer’s Configuration Information

  70
• 6.6. SETUP  ACAL: Automatic Calibration

  70
• 6.7. SETUP  DAS: Using the Data Acquisition System (DAS)

  71
• 6.7.1. DAS Structure

  72
• 6.7.2. Default DAS Channels

  74
• 6.7.3. Remote DAS Configuration

  88
• 6.8. SETUP  RNGE: Analog Output Reporting Range Configuration

  89
• 6.8.1. Physical Range versus Analog Output Reporting Ranges

  90
• 6.8.2. Reporting Range Modes

  90
• 6.8.3. Single Range Mode (SNGL)

  92
• 6.8.4. Dual Range Mode (DUAL)

  93
• 6.8.5. Auto Range Mode (AUTO)

  94
• 6.8.6. Range Units

  95
• 6.8.7. Dilution Ratio

  96
• 6.9. SETUP  PASS: Password Feature

  97
• 6.10. SETUP  CLK: Setting the Internal Time-of-Day Clock

  99
• 6.11. SETUP  MORE COMM: Using the Analyzer’s Communication Ports

  101
• 6.11.1. Analyzer ID

  101
• 6.11.2. COM Port Default Settings

  102
• 6.11.3. RS-485 Configuration of COM2

  105
• 6.11.4. DTE and DCE Communication

  105
• 6.11.5. COM Port Communication Modes

  106
• 6.11.6. Remote Access via the Ethernet

  108
• 6.11.7. Multidrop RS-232 Set Up

  114
• 6.11.8. COM Port Baud Rate

  116
• 6.11.9. COM Port Testing

  117
• 6.12. SETUP  MORE  VARS: Internal Variables (VARS)

  118
• 6.13. SETUP  MORE  DIAG: Using the Diagnostics Functions

  120
• 6.13.1. Accessing the Diagnostic Features

  121
• 6.13.2. Signal I/O

  121
• 6.13.3. Analog Output Step Test

  122
• 6.13.4. Analog I/O Configuration

  123
• 6.13.5. Electric Test

  136
• 6.13.6. Dark Calibration Test

  137
• 6.13.7. Pressure Calibration

  138
• 6.13.8. Flow Calibration

  139
• 6.13.9. Test Channel Output

  140
• 6.14. SETUP MORE  ALRM: Using the Gas Concentration Alarms

  141
• 6.14.1. Setting the Concentration Alarm Limits

  142
• 6.15. Remote Operation of the Analyzer

  142
• 6.15.1. Remote Operation Using the External Digital I/O

  142
• 6.15.2. Remote Operation Using the External Serial I/O

  146
• 6.15.3. Additional Communications Documentation

  153
• 6.15.4. Using the GFC 7000TA with a Hessen Protocol Network

  153
• 7. CALIBRATION PROCEDURES

  161
• 7.1. Before Calibration

  161
• 7.1.1. Zero Air and Span Gas

  161
• 7.1.2. Calibration Gas Traceability

  162
• 7.1.3. Data Recording Devices

  162
• 7.2. Manual Calibration without Zero/Span Valves

  162
• 7.3. Manual Calibration Checks

  165
• 7.4. Manual Calibration with Zero/Span Valves

  166
• 7.5. Manual Calibration Checks with Zero/Span Valves

  171
• 7.5.1. Zero/Span Calibration on Auto Range or Dual Ranges

  172
• 7.5.2. Use of Zero/Span Valves with Remote Contact Closure

  173
• 7.6. Automatic Zero/Span Cal/Check (AutoCal)

  173
• 7.6.1. AutoCal with Auto or Dual Reporting Ranges Modes Selected

  176
• 7.7. Calibration Quality

  176
• 8. MAINTENANCE SCHEDULE & PROCEDURES

  179
• 8.1. Maintenance Schedule

  179
• 8.2. Predicting Failures Using the Test Functions

  183
• 8.3. Maintenance Procedures

  184
• 8.3.1. Replacing the Sample Particulate Filter

  184
• 8.3.2. Rebuilding the Sample Pump

  185
• 8.3.3. Performing Leak Checks

  185
• 8.3.4. Performing a Sample Flow Check

  186
• 8.3.5. Cleaning the Optical Bench

  186
• 8.3.6. Cleaning Exterior Surfaces of the GFC 7000TA

  186
• 9. THEORY OF OPERATION

  187
• 9.1. Measurement Method

  187
• 9.1.1. Beer’s Law

  187
• 9.1.2. Measurement Fundamentals

  187
• 9.1.3. Gas Filter Correlation

  188
• 9.1.4. Interference and Signal to Noise Rejection

  190
• 9.2. Pneumatic Operation

  193
• 9.2.1. Sample Gas Flow

  194
• 9.2.2. Flow Rate Control

  194
• 9.2.3. Purge Gas Pressure Control

  196
• 9.2.4. Particulate Filter

  196
• 9.2.5. Pneumatic Sensors

  196
• 9.3. Electronic Operation

  197
• 9.3.1. Overview

  197
• 9.3.2. CPU

  199
• 9.3.3. Optical Bench & GFC Wheel

  200
• 9.3.4. Synchronous Demodulator (Sync/Demod) Assembly

  202
• 9.3.5. Relay Board

  205
• 9.3.6. Mother Board

  207
• 9.3.7. I2C Data Bus

  210
• 9.3.8. Power Supply/ Circuit Breaker

  211
• 9.4. Front Panel Touchscreen/Display Interface

  212
• 9.4.1. LVDS Transmitter Board

  212
• 9.4.2. Front Panel Touchscreen/Display Interface PCA

  212
• 9.5. Software Operation

  213
• 9.5.1. Adaptive Filter

  213
• 9.5.2. Calibration - Slope and Offset

  214
• 9.5.3. Measurement Algorithm

  214
• 9.5.4. Temperature and Pressure Compensation

  215
• 9.5.5. Internal Data Acquisition System (DAS)

  215
• 10. TROUBLESHOOTING & REPAIR PROCEDURES

  217
• 10.1. General Troubleshooting Hints

  217
• 10.1.1. Interpreting WARNING Messages

  218
• 10.1.2. Fault Diagnosis with TEST Functions

  221
• 10.1.3. Using the Diagnostic Signal I/O Function

  223
• 10.1.4. Internal Electronic Status LEDs

  224
• 10.2. Gas Flow Problems

  228
• 10.2.1. GFC 7000TA Internal Gas Flow Diagrams

  229
• 10.2.2. Typical Sample Gas Flow Problems

  232
• 10.2.3. Poor or Stopped Flow of Purge Gas

  234
• 10.3. Calibration Problems

  235
• 10.3.1. Miscalibrated

  235
• 10.3.2. Non-Repeatable Zero and Span

  236
• 10.3.3. Inability to Span – Touchscreen SPAN Button Not Visible

  236
• 10.3.4. Inability to Zero – Touchscreen ZERO Button Not Visible

  237
• 10.4. Other Performance Problems

  238
• 10.4.1. Temperature Problems

  238
• 10.4.2. Excessive Noise

  240
• 10.5. Subsystem Checkout

  241
• 10.5.1. AC Mains Configuration

  241
• 10.5.2. DC Power Supply

  241
• 10.5.3. I2C Bus

  242
• 10.5.4. Touchscreen Interface

  242
• 10.5.5. LCD Display Module

  242
• 10.5.6. Relay Board

  243
• 10.5.7. Sensor Assembly

  243
• 10.5.8. Motherboard

  245
• 10.5.9. CPU

  249
• 10.5.10. RS-232 Communications

  249
• 10.6. Repair Procedures

  251
• 10.6.1. Repairing Sample Flow Control Assembly

  251
• 10.6.2. Removing/Replacing the GFC Wheel

  252
• 10.6.3. Disk-On-Module Replacement Procedure

  253
• 11. A PRIMER ON ELECTRO-STATIC DISCHARGE

  255
• 11.1. How Static Charges are Created

  255
• 11.2. How Electro-Static Charges Cause Damage

  256
• 11.3. Common Myths About ESD Damage

  257
• 11.4. Basic Principles of Static Control

  257
• Front Panel Layout

  11
• Display Screen and Touch Control

  12
• Display/Touch Control Screen Mapped to Menu Charts

  14
• Rear Panel Layout

  15
• Internal Chassis Layout

  17
• Optical Bench Layout

  18
• GFC 7000TA Internal Gas Flow

  19
• Analog In Connector

  20
• Pneumatic Connections–Basic Configuration–Using Bottled Span Gas

  27
• Pneumatic Connections–Basic Configuration–Using Gas Dilution Calibrator

  27
• Pneumatic Connections with Ambient Zero/Ambient Span Valves (OPT 50A)

  30
• External Zero Air Scrubber

  30
• Pneumatic Connections with Ambient Zero/Pressurized Span Valves (OPT 50B)

  31
• External Zero Air Scrubber

  31
• Example of Pneumatic Set up for Multipoint Calibration

  32
• O2 Sensor Calibration Set Up

  40
• Current Loop Option Installed on the Motherboard

  52
• Internal Pneumatic Flow – Ambient Zero/Pressurized Span Valves

  55
• Internal Pneumatic Flow – Ambient Zero/Ambient Span

  56
• Multi-drop/LVDS PCA Seated on CPU

  58
• Oxygen Sensor - Principle of Operation

  59
• GFC 7000TA – Internal Pneumatics with O2 Sensor Option 65

  60
• Front Panel Display

  63
• Viewing TEST Functions

  66
• Viewing and Clearing GFC 7000TA WARNING Messages

  68
• Default DAS Channels Setup

  75
• APICOM User Interface for DAS Configuration

  88
• Analog Output Connector Pin Out

  89
• Rear Panel Connector Pin-Outs for COM1 & COM2 in RS-232 Mode

  103
• CPU Connector Pin-Outs for COM1 & COM2 in RS-232 Mode

  104
• Multidrop/LVDS PCA Seated on CPU

  114
• RS232-Multidrop PCA Host/Analyzer Interconnect Diagram

  115
• Setup for Calibrating Analog Voltage Outputs

  130
• Setup for Calibrating Current Outputs

  132
• Status Output Connector

  143
• Control Inputs

  145
• APICOM Remote Control Program Interface

  152
• Pneumatic Connections–Basic Configuration–Using Bottled Span Gas

  162
• Pneumatic Connections–Basic Configuration–Using Gas Dilution Calibrator

  163
• Pneumatic Connections – Ambient Zero/Pressurized Span Valves

  166
• Scrubber

  167
• Pneumatic Connections – Ambient Zero/Ambient Span Valves

  167
• Scrubber

  168
• Sample Particulate Filter Assembly

  184
• Measurement Fundamentals

  188
• GFC Wheel

  188
• Measurement Fundamentals with GFC Wheel

  189
• Affect of CO2 in the Sample on CO2 MEAS & CO2 REF

  190
• Effects of Interfering Gas on CO2 MEAS & CO2 REF

  191
• Chopped IR Signal

  191
• Internal Pneumatic Flow – Basic Configuration

  194
• Flow Control Assembly & Critical Flow Orifice

  195
• GFC 7000TA Electronic Block Diagram

  198
• CPU Board

  199
• GFC Light Mask

  201
• Segment Sensor and M/R Sensor Output

  202
• GFC 7000TA Sync / Demod Block Diagram

  203
• Sample & Hold Timing

  204
• Location of relay board Status LED’s

  207
• Power Distribution Block Diagram

  211
• Front Panel and Display Interface Block Diagram

  212
• Basic Software Operation

  213
• Viewing and Clearing Warning Messages

  219
• Example of Signal I/O Function

  224
• CPU Status Indicator

  225
• Sync/Demod Board Status LED Locations

  226
• Relay Board Status LEDs

  226
• GFC 7000TA – Basic Internal Gas Flow

  229
• Internal Pneumatic Flow – Ambient Zero/Pressurized Span Valves

  230
• Internal Pneumatic Flow – Ambient Zero/Ambient Span

  231
• GFC 7000TA – Internal Pneumatics with O2 Sensor Option 65A

  232
• Critical Flow Restrictor Assembly Disassembly

  251
• Opening the GFC Wheel Housing

  252
• Removing the GFC Wheel

  253
• Triboelectric Charging

  255
• Basic anti-ESD Work Station

  258
• Model GFC 7000TA Basic Unit Specifications

  5
• Display and Touchscreen Control Description

  13
• Rear Panel Description

  16
• Analog Input Pin Assignments

  21
• GFC 7000TA Analog Output Pin Outs

  22
• Status Output Pin-outs

  23
• Control Input Pin-outs

  24
• Rear Panel Pneumatic Connections

  26
• Front Panel Display During System Warm-Up

  34
• Possible Warning Messages at Start-Up

  35
• Ambient Zero/Pressurized Span Valve Operating States

  54
• Ambient Zero/Ambient Span Valve Operating States

  55
• Analyzer Operating modes

  64
• Test Functions Defined

  65
• List of Warning Messages

  67
• Primary Setup Mode Features and Functions

  69
• Secondary Setup Mode Features and Functions

  69
• Front Panel Sample LED Status Indicators for DAS

  71
• DAS Data Channel Properties

  72
• DAS Data Parameter Functions

  73
• Password Levels

  97
• Com Port Communication Modes

  106
• Ethernet Status Indicators

  108
• LAN/Internet Configuration Properties

  109
• Internet Configuration Touchscreen Functions

  113
• Table 6-14: Variable Names (VARS) Revision B.3

  118
• Table 6-15: GFC 7000TA Diagnostic (DIAG) Functions

  120
• Table 6-16: DIAG - Analog I/O Functions

  123
• Table 6-17: Analog Output Voltage Ranges

  124
• Table 6-18: Analog Output Current Loop Range

  125
• Table 6-19: Analog Output Pin Assignments

  125
• Table 6-20: Voltage Tolerances for Analog Output Calibration

  129
• Table 6-21: Current Loop Output Calibration with Resistor

  133
• Table 6-22: Test Parameters Available for Analog Output A4

  140
• Table 6-23: CO2 Concentration Alarm Default Settings

  141
• Table 6-24: Status Output Pin Assignments

  144
• Table 6-25: Control Input Pin Assignments

  145
• Table 6-26: Terminal Mode Software Commands

  146
• Table 6-27: Command Types

  147
• Table 6-28: Serial Interface Documents

  153
• Table 6-29: RS-232 Communication Parameters for Hessen Protocol

  154
• Table 6-30: Teledyne Instruments Hessen Protocol Response Modes

  156
• Table 6-31: Default Hessen Status Bit Assignments

  158
• Table 7-1: AUTOCAL Modes

  173
• Table 7-2: AutoCal ATTRIBUTE Setup Parameters

  173
• Table 7-3: Calibration Data Quality Evaluation

  176
• Table 8-1: GFC 7000TA Maintenance Schedule

  181
• Table 8-2: GFC 7000TA Test Function Record

  182
• Table 8-3: Predictive uses for Test Functions

  183
• Table 9-1: Sync/Demod Status LED Activity

  204
• Table 9-2: Relay Board Status LED’s

  206
• Table 10-1: Warning Messages - Indicated Failures

  220
• Table 10-2: Test Functions - Indicated Failures

  222
• Table 10-3: Sync/Demod Board Status Failure Indications

  225
• Table 10-4: I2C Status LED Failure Indications

  226
• Table 10-5: Relay Board Status LED Failure Indications

  227
• Table 10-6: DC Power Test Point and Wiring Color Codes

  241
• Table 10-7: DC Power Supply Acceptable Levels

  242
• Table 10-8: Relay Board Control Devices

  243
• Table 10-9: Opto Pickup Board Nominal Output Frequencies

  244
• Table 10-10: Analog Output Test Function - Nominal Values Voltage Outputs

  247
• Table 10-11: Analog Output Test Function - Nominal Values Current Outputs

  247
• Table 10-12: Status Outputs Check

  248
• Table 11-1: Static Generation Voltages for Typical Activities

  255
• Table 11-2: Sensitivity of Electronic Devices to Damage by ESD

  256