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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 ................................................................................................................................................12
4-1. Precautions for installation points .........................................................................................................12
4-2. Precautions for system designing .........................................................................................................13
4-3. Installation of main unit..........................................................................................................................15
4-4. Precautions for wiring ............................................................................................................................18
5. How to Use ................................................................................................................................................... 21
5-1. Before using the monitor .......................................................................................................................21
5-2. Preparation for start-up ......................................................................................................................... 21
5-3. Basic operating procedures................................................................................................................... 22
5-4. Power-on ...............................................................................................................................................23
5-5. Modes ....................................................................................................................................................24
5-6. User mode .............................................................................................................................................25
5-7. Power-off ...............................................................................................................................................28
6. Alarm Activation and Functions ....................................................................................................................29
6-1. Gas alarm activation.............................................................................................................................. 29
6-2. Fault alarm activation ............................................................................................................................30
6-3. Suppression function .............................................................................................................................30
7. Maintenance .................................................................................................................................................31
7-1. Maintenance intervals and items...........................................................................................................31
7-2. Maintenance (regular maintenance) mode ........................................................................................... 32
8. Storage and Disposal ...................................................................................................................................47
8-1. Procedures to store the monitor or leave it for a long time...................................................................47
8-2. Procedures to relocate the monitor or use it again ...............................................................................47
8-3. Disposal of products ..............................................................................................................................47
9. Troubleshooting ............................................................................................................................................48
10. Product Specifications................................................................................................................................50
10-1. List of specifications ............................................................................................................................50
10-2. List of accessories ...............................................................................................................................51
11. Appendix .....................................................................................................................................................52
11-1. Detection principle of electrochemical type.........................................................................................52
11-2. Definition of terms................................................................................................................................ 53
