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YOKOGAWA ZR22G

YOKOGAWA ZR22G
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Users
Manual
ZR22G and ZR802G
Zirconia Oxygen/Humidity
Analyzer
IM 11M12G01-02EN
IM 11M12G01-02EN
1st Edition

Table of Contents

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YOKOGAWA ZR22G Specifications

General IconGeneral
TypeZirconia Oxygen Analyzer
Response timeLess than 3 seconds (T90)
Power supply100-240 V AC, 50/60 Hz
Measurement objectOxygen concentration in flue gas
Measurement PrincipleZirconia sensor
Output signal4-20 mA DC
Operating temperature-20 to +60°C
Ambient Temperature-20 to +50°C
Process Temperature0 to 700°C
Measurement Range0.1 ppm to 100% O2

Summary

Introduction

Models and descriptions in this manual

For the safe use of this equipment

WARNING

Describes immediate hazards and necessary precautions to avoid injury or death.

CAUTION

Highlights critical steps to prevent instrument damage or system failure.

NOTICE

Specification check

Verifies instrument specifications against the order and checks for missing accessories.

Details on operation parameters

Discusses factory-set parameters and necessary adjustments for operation.

Safety Precautions

Safety, Protection, and Modification of the Product

Outlines user responsibilities for safe operation and product integrity.

Warning and Disclaimer

Explains product usage terms and liability limitations.

Notes on Handling Users Manuals

Drawing Conventions

Product Disposal

Trademark Acknowledgments

CE marking products

Authorized Representative in EEA

Identifies the authorized representative in the European Economic Area.

Identification Tag

Highlights the importance of the product's identification tag.

Users

States the product is designed for users with specialized knowledge.

How to dispose the batteries

Explains battery disposal procedures according to EU directives.

1. Overview

1.1 System Configuration

Details system configurations based on operating conditions and safety requirements.

1.2 System Components

Lists major equipment and accessories for different system configurations.

3. Installation

3.1 Installation of General-purpose Detector

Provides instructions for installing the general-purpose detector.

3.2 Installation of High Temperature Detector (ZR22 G-015)

Details the installation process for the high-temperature detector.

3.3 Installation of the ZR802 G Converter

Explains how to install the ZR802G converter unit.

3.4 Installation of ZA8 F Flow Setting Unit

Covers the installation of the ZA8F flow setting unit.

3.5 Installation of ZR40 H Automatic Calibration Unit

Describes the installation of the ZR40H automatic calibration unit.

3.6 Installation of the Case Assembly (E7044 KF)

Details the installation for the case assembly for calibration gas cylinders.

3.7 Insulation Resistance Test

Outlines the procedure for performing an insulation resistance test.

5. Wiring

5.1 General

Provides general wiring precautions and procedures.

5.2 Wiring

Details specific wiring connections for the converter and detector.

6. Components

6.1 ZR22 G Detector

Describes the components of the ZR22G detector.

6.2 ZR802 G Converter

Outlines the components of the ZR802G converter.

6.3 Touchpanel Switch Operations

Explains how to use the touch panel interface and its icons.

6.4 ZA8 F Flow Setting Unit, ZR40 H Automatic Calibration Unit

Describes the components of these auxiliary units.

7. Startup

7.1 Startup Procedure

Details the step-by-step process for starting up the analyzer from initial power-on.

7.2 Checking Piping and Wiring Connections

Emphasizes verifying all connections before startup for correct operation.

7.3 Checking Valve Setup

Guides on setting up valves for proper gas flow and calibration.

7.4 Supplying Power to the Converter

Explains how to supply power and what to expect during the warm-up phase.

7.5 Confirmation of Converter Type Setting

Describes how to confirm or change the converter's operating model (Oxygen/Humidity).

7.6 Confirmation of Detector Type Setting

Guides on confirming or changing the detector type for proper measurement.

7.7 Selecting moisture base

Explains setting for wet or dry gas measurements for Oxygen Analyzer.

7.8 Output Range Setting

Details how to set the analog output signal ranges (4-20mA).

7.9 Setting Display Item

Covers customizing the display items shown on the Home screen.

8. Detailed Data Setting

8.1 Current Output Setting

Describes setting the analog output range (4-20mA) for oxygen and humidity.

8.2 Output Hold Setting

Explains how to hold analog output during specific operational states like warm-up or calibration.

8.3 Output limit setting

Details setting upper and lower limits for the analog output signal.

8.4 Alarm Setting

Covers configuring various alarm types, limits, and output actions for abnormal conditions.

8.5 Output Contact Setup

Describes how to configure contact outputs for alarms and other operational events.

8.6 Input Contact Settings

Explains how to configure input contacts for external signals that trigger specific functions.

8.7 Other Settings

Covers miscellaneous settings including date/time, fuel parameters, and password protection.

9. Calibration

9.1 Calibration Briefs

Provides background on calibration principles for oxygen and humidity measurement.

9.2 Calibration Procedures

Details the steps for performing manual, semi-automatic, and automatic calibrations.

9.3 Calibration

Outlines the different calibration modes available and how to execute them.

10. Other Functions

10.1 Detailed-data Display

Explains how to access and interpret detailed sensor data like correction ratios and cell robustness.

10.2 Converter Detail

Describes the information available in the converter detail screens, including analog output and log data.

10.3 Trend Graph

Covers viewing measurement trends and simple cell resistance trends.

10.4 Other functions of displays

Details display settings such as auto-return time, NE107 mode, and tag name entry.

10.5 Blow Back

Explains the blow back function for cleaning the probe, including mode and timing settings.

11. Inspection and Maintenance

11.1 Inspection and Maintenance of the Detector

Details procedures for cleaning filters, tubes, and replacing sensor assemblies and heater units.

11.2 Inspection and Maintenance of the Converter

Covers inspection and maintenance for the converter, including fuse replacement and LCD adjustment.

11.3 Replacing Flowmeter in ZR40 H Automatic Calibration Unit

Describes the process for replacing the flowmeter in the calibration unit.

12. Troubleshooting

12.1 Displays and Remedies When Fault Occur

Explains how to interpret fault codes and their corresponding remedies.

12.2 Displays and Remedies When Alarms are Generated

Details various alarms, their reasons, and troubleshooting steps.

12.3 Measures to be taken when measured values indicate abnormalities

Provides guidance on addressing abnormal readings not necessarily caused by equipment failure.

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