Teledyne GFC-7001E - Trace CO Analyzer - Manual (Page 12)

Table of Contents Model GFC7001E Carbon Dioxide Analyzer
Teledyne Analytical Instruments 12
8.1.7. Terminal Operating Modes ..................................................................................................................156
8.1.7.1. Help Commands in Terminal Mode ..............................................................................................156
8.1.7.2. Command Syntax .........................................................................................................................157
8.1.7.3. Data Types ...................................................................................................................................157
8.1.7.4. Status Reporting ...........................................................................................................................158
8.1.7.5. COMM Port Password Security ....................................................................................................159
8.2. Multidrop RS-232 Set Up ............................................................................................................................160
8.3. RS-485 Configuration of COM2 ..................................................................................................................162
8.4. Remote Access via the Ethernet .................................................................................................................164
8.4.1. Ethernet Card COM2 Communication Modes and Baud Rate ............................................................164
8.4.2. Configuring the Ethernet Interface Option using DHCP ......................................................................165
8.4.3. Manually Configuring the Network IP Addresses ................................................................................167
8.4.4. Changing the Analyzer’s HOSTNAME ................................................................................................170
8.5. MODBUS SetUp .........................................................................................................................................171
8.5.1. Remote Access by Modem ..................................................................................................................172
8.6. Using the GFC 7001E/EM with a Hessen Protocol Network ......................................................................175
8.6.1. General Overview of Hessen Protocol .................................................................................................175
8.6.2. Hessen COMM Port Configuration ......................................................................................................175
8.6.3. Activating Hessen Protocol ..................................................................................................................176
8.6.4. Selecting a Hessen Protocol Type .......................................................................................................177
8.6.5. Setting The Hessen Protocol Response Mode ....................................................................................178
8.6.6. Hessen Protocol Gas List Entries ........................................................................................................179
8.6.6.1. Gas List Entry Format and Definitions ..........................................................................................179
8.6.6.2. Editing or Adding HESSEN Gas List Entries ................................................................................180
8.6.6.3. Deleting HESSEN Gas List Entries ..............................................................................................181
8.6.7. Setting Hessen Protocol Status Flags .................................................................................................182
8.6.8. Instrument ID Code ..............................................................................................................................183
8.7. APICOM Remote Control Program .............................................................................................................184
9. CALIBRATION PROCEDURES ....................................................................................... 185
9.1. Before Calibration .......................................................................................................................................186
9.1.1. Required Equipment, Supplies, and Expendables ..............................................................................186
9.1.2. Calibration Gases ................................................................................................................................186
9.1.2.1. Zero Air .........................................................................................................................................186
9.1.2.2. Span Gas ......................................................................................................................................187
9.1.2.3. Traceability ...................................................................................................................................187
9.1.3. Data Recording Devices ......................................................................................................................187
9.2. Manual Calibration Checks and Calibration of the GFC 7001E/EM Analyzer in its Base Configuration ....188
9.2.1. Setup for Basic Calibration Checks and Calibration ............................................................................188
9.2.2. Performing a Basic Manual Calibration Check ....................................................................................190
9.2.3. Performing a Basic Manual Calibration ...............................................................................................191
9.2.3.1. Setting the Expected Span Gas Concentration ............................................................................191
9.2.3.2. Zero/Span Point Calibration Procedure ........................................................................................192
9.3. Manual Calibration with Zero/Span Valves .................................................................................................193
9.3.1. Setup for Calibration Using Valve Options ..........................................................................................193
9.3.2. Manual Calibration Checks with Valve Options Installed ....................................................................195
9.3.3. Manual Calibration Using Valve Options .............................................................................................196
9.3.3.1. Setting the Expected Span Gas Concentration ............................................................................196
9.3.3.2. Zero/Span Point Calibration Procedure ........................................................................................197
9.3.3.3. Use of Zero/Span Valve with Remote Contact Closure ...............................................................198
9.4. Automatic Zero/Span Cal/Check (AutoCal) ................................................................................................198
9.4.1. SETUP  ACAL: Programming and AUTO CAL Sequence ...............................................................201
9.4.1.1. AutoCal with Auto or Dual Reporting Ranges Modes Selected ...................................................203
9.5. CO Calibration Quality ................................................................................................................................204
9.6. Calibration of the GFC 7001E/EM’s Electronic Subsystems ......................................................................205
9.6.1. Dark Calibration Test ...........................................................................................................................205
9.6.2. Pressure Calibration ............................................................................................................................206
9.6.3. Flow Calibration ...................................................................................................................................207
9.6.4. Electrical Test Calibration ....................................................................................................................208