9
5.2. Remote Access by Modem ........................................................................................................................ 105
5.3. Multidrop RS-232 Set Up........................................................................................................................... 107
5.4. RS-485 Configuration of COM2................................................................................................................. 109
5.5. Remote Access via the USB Port (Option) ................................................................................................ 109
5.6. Remote Access via the Ethernet ............................................................................................................... 111
Configuring the Ethernet Interface using DHCP ................................................................................. 112 5.6.1.
Manually Configuring the Network IP Addresses ........................................................................ 114 5.6.1.1.
Changing the Calibrator‟s Hostname .................................................................................................. 116 5.6.2.
5.7. APICOM Remote Control Program ........................................................................................................... 117
6. CALIBRATION AND VERIFICATION ............................................................................... 119
6.1. Verifying/Calibrating the O
3
Photometer ................................................................................................... 119
Setup for Verifying and Calibrating the O
3
Photometer ....................................................................... 119 6.1.1.
Calibration Manifold Exhaust/Vent Line ....................................................................................... 121 6.1.1.1.
Verifying O
3
Photometer Performance ................................................................................................ 122 6.1.2.
Calibrating the O3 Photometer ............................................................................................................ 122 6.1.3.
Photometer Zero Calibration ........................................................................................................ 123 6.1.3.1.
Photometer Span Calibration ....................................................................................................... 124 6.1.3.2.
O
3
Photometer Dark Calibration .......................................................................................................... 125 6.1.4.
O
3
Photometer Backpressure Compensation Calibration ................................................................... 126 6.1.5.
6.2. Calibrating the O
3
Generator ..................................................................................................................... 126
O
3
Generator Calibration table ............................................................................................................ 127 6.2.1.
Viewing O
3
Generator Calibration Points ............................................................................................ 128 6.2.2.
Adding or Editing O
3
Generator Calibration Points ............................................................................. 129 6.2.3.
Deleting O
3
Generator Calibration Points............................................................................................ 130 6.2.4.
Turning O
3
Generator Calibration Points ON / OFF ............................................................................ 131 6.2.5.
Performing an Automatic Calibration of the O
3
Generator .................................................................. 132 6.2.6.
6.3. Calibrating Gas Pressure Sensors ............................................................................................................ 133
Gas Pressure Sensor Calibration Set Up ............................................................................................ 133 6.3.1.
Calibrating the Pressure Sensors........................................................................................................ 135 6.3.2.
6.4. Gas Flow Calibration ................................................................................................................................. 136
Calibrating the Photometer‟s Sample Gas Flow ................................................................................. 138 6.4.1.
Calibrating the Output Gas Flow ......................................................................................................... 139 6.4.2.
Output Gas Flow Set Up .............................................................................................................. 139 6.4.2.1.
Performing an Output Gas Flow Calibration ................................................................................ 140 6.4.2.2.
7. MAINTENANCE SCHEDULE & PROCEDURES ............................................................. 141
7.1. Maintenance Schedule .............................................................................................................................. 141
7.2. Performing Leak Checks ........................................................................................................................... 145
Pressure Leak Check .......................................................................................................................... 145 7.2.1.
7.3. Cleaning or replacing the Absorption Tube ............................................................................................... 147
7.4. Rebuilding the Dry Air Pump ..................................................................................................................... 147
7.5. Photometer UV Source Lamp Adjustment ................................................................................................ 148
7.6. Photometer UV Source Lamp Replacement ............................................................................................. 150
7.7. Adjustment or Replacement of Ozone Generator UV Lamp ..................................................................... 151
8. GENERAL TROUBLESHOOTING & SERVICE ............................................................... 153
8.1. General Troubleshooting ........................................................................................................................... 153
Fault Diagnosis with WARNING Messages ........................................................................................ 154 8.1.1.
Fault Diagnosis With Test Functions ................................................................................................... 157 8.1.2.
Using the Diagnostic Signal I/O Function ............................................................................................ 158 8.1.3.
8.2. Using the Analog Output Test Channel ..................................................................................................... 160
8.3. Using the Internal Electronic Status LEDs ................................................................................................ 161
CPU Status Indicator ........................................................................................................................... 161 8.3.1.
Relay PCA Status LEDs ...................................................................................................................... 161 8.3.2.
I
2
C Bus Watchdog Status LEDs ................................................................................................... 161 8.3.2.1.
Troubleshooting with Relay Board Status LEDs .......................................................................... 162 8.3.2.2.
8.4. Subsystem Checkout ................................................................................................................................. 163
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