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Introduction
The EXAxt Series AV550G Zirconia Oxygen Analyzer Averaging Converter is designed
for oxygen measurement at multiple points in flue ducts of industrial furnaces and can
be used to optimize the combustion process. For the AV550G system, various types of
EXAxt ZR Series detectors as well as optional accessories are available. The best
measurement can be achieved by selecting instruments appropriate to your application.
This manual provides information, such as installation, operation, inspection and
maintenance procedures, about the instruments used in the AV550G averaging converter
measurement system. Any sections concerning instruments not included in your system
may be skipped.
Before using the instruments, read any descriptions related to your instruments and
system to ensure the best performance.
Regarding the HART communication, refer to IM 11M12D01-51E. IM 11M12D01-51E
has been published as "Model EXAxt AV550G HART protocol."
Regarding the FOUNDATION Fieldbus communication, refer to IM 11M12D01-61E.
IM 11M12D01-61E has been published as "Model EXAxt AV550G Fieldbus
communication."
The models and description items in this manual are as follows:
Models and descriptions in this manual
Model
Product Name
Specification
Description in this manual
Installation Operation Maintenance CMPL
ZR22G
ZR22G
General-use detector
High-temperature detector (0.15m)
s
s
s
s
s
s
s
s
s
AV550G
ZO21R-L
ZO21P-H
Averaging Converter
Probe protector
High-temperature probe adapter
s
s
s
s
s
s
s
s
s
ZA8F
-
Flow setting unit (for manual calibration use)
Auxiliary ejector for high-temperature use
(Part No. E7046EC, EN)
Calibration gas unit case (Part No. E7044KF)
Check valve (Part No. K9292DN, K9292DS)
Dust filter for the detector (Part No. K9471UA)
Dust guard protector (Part No. K9471UC)
s
s
s
s
s
s
s
s
s
s
s
s
s
-
s
s
T.Int.1E
CMPL : Customer Maintenance Parts List
User's manuals of instruments related to the AV550G Averaging Converter are as
follows:
Model
Title
Manual No.
ZR22G
Separate Type Zirconia Oxygen Analyzer
IM 11M12A01-02E
ZO21DW
In-Site Type Zirconia Oxygen Analyzer
IM 11M03A02-E
Tbl-01.eps
IM 11M12D01-01E
3rd Edition: Sep. 2005 (YK)
All Rights Reserved, Copyright © 2004, Yokogawa Electric Corporation
IM 11M12D01-01E
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