Specifications

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Table of Contents
Guidelines for user safety and equipment protection 1
Warnings 1
Warrantee Registration 6
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Claims for damaged shipments 8
Shipping discrepancies 8
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System Description 9
Transmissometer/retro reflector 9
Control Unit 9
Optional Air Purge Weather Cover System 9
Alignment system 9
Cabling 9
Principle of Operation 10
Normal mode of operation 10
Internal calibration system, zero mode 10
Internal calibration system, Span mode10
1304 Opacity Specifications 12
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Installation Considerations 14
Choose an installation site 14
Accessibility 14
Environment 14
Stack exit 14
Installation – Mechanical 14
Drawing notes 14
Sensors height from Platforms, walk way/ decks, etc,
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Alignment of stack flanges 15
Installation procedure - stack flanges 15
Sample area 15
Modbus Communication and Addresses 15
Reading Analog output Block Addresses:16
Reading Discrete output Block Addresses: 16
Writing: 16
Communication menu has the following sub categories and
default settings: 16
Changing communication settings: 17
Mounting the air plenum and weather covers
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Mounting the air plenum and weather
covers 18
Transceiver and retro reflector assembly 19
Air flow switch 21
Control unit 21
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Before start up 22
Stack exit correlation computation22
Start up service 23
Verifying instrument operation and configuration
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EDIT Keys 23
Factory O.P.L.R. Display 23
Quick Menu 23
Zero/Span calibration Check 24
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Instrument operations and adjustments
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Overview of the systems operation 25
Front Panel LED's 25
Fault Messages 25
Control unit manual controls 26
Alarm set point adjustments 26
Alarm Time Delay Adjustment 26
4-20mA outputs 27
Recorder or other device calibration: 27
Auto cal timer Adjustment 28
Disable internal cal timer 28
Remote calibration cycle initiate 28
Remote calibration cycle acknowledgment28
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Ajustments 30
Clear on stack zero and span calibration30
Zero reflector adjustment 30
Span filter VALUE 31
Record the zero/span values in the quick menu
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Off stack zero calibration 32
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using the on line zero reflector (option)
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Procedure 33