2
Contents
1. Outline of the Product.....................................................................................................................................3
Preface............................................................................................................................................................3
Purpose of use................................................................................................................................................3
Definition of DANGER, WARNING, CAUTION and NOTE ............................................................................4
Method of confirmation for CE marking type..................................................................................................4
2. Important Notices on Safety...........................................................................................................................5
2-1. Danger cases...........................................................................................................................................5
2-2. Warning cases.........................................................................................................................................6
2-3. Precautions..............................................................................................................................................6
3. Product Components......................................................................................................................................7
3-1. Main unit and standard accessories........................................................................................................7
3-2. Names and functions for each part .........................................................................................................9
4. How to Install................................................................................................................................................11
4-1. Precautions for installation points .........................................................................................................11
4-2. Precautions for system designing .........................................................................................................12
4-3. Installation of main unit..........................................................................................................................14
4-4. Precautions for wiring............................................................................................................................16
5. How to Use...................................................................................................................................................19
5-1. Before using the monitor .......................................................................................................................19
5-2. Preparation for start-up .........................................................................................................................19
5-3. Basic operating procedures...................................................................................................................20
5-4. Power-on ...............................................................................................................................................21
5-5. Modes....................................................................................................................................................22
5-6. User mode .............................................................................................................................................23
5-7. Power-off ...............................................................................................................................................25
6. Alarm Activation and Functions....................................................................................................................26
6-1. Gas alarm activation..............................................................................................................................26
6-2. Fault alarm activation ............................................................................................................................27
6-3. Suppression function.............................................................................................................................27
7. Maintenance.................................................................................................................................................28
7-1. Maintenance intervals and items...........................................................................................................28
7-2. Maintenance (regular maintenance) mode ...........................................................................................29
8. Storage and Disposal...................................................................................................................................44
8-1. Procedures to store the monitor or leave it for a long time...................................................................44
8-2. Procedures to relocate the monitor or use it again...............................................................................44
8-3. Disposal of products..............................................................................................................................44
9. Troubleshooting............................................................................................................................................45
10. Product Specifications................................................................................................................................47
10-1. List of specifications ............................................................................................................................47
11. Appendix.....................................................................................................................................................48
11-1. Detection principle of Non-Dispersive Infrared Ray............................................................................48
11-2. Definition of terms................................................................................................................................48