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Contents
Outline of the Product...................................................................................................................................... 4
Preface............................................................................................................................................................ 4
Purpose of use................................................................................................................................................ 4
Definition of DANGER, WARNING, CAUTION and NOTE ............................................................................ 5
Important Notices on Safety........................................................................................................................... 6
2-1. Danger cases........................................................................................................................................... 6
2-2. Warning cases ......................................................................................................................................... 8
2-3. Precautions.............................................................................................................................................. 9
2-4. Safety Information ................................................................................................................................. 11
Product Components.................................................................................................................................... 12
3-1. Main unit and standard accessories...................................................................................................... 12
Main unit....................................................................................................................................................12
Accessories ...............................................................................................................................................13
3-2. Names and functions for each part .......................................................................................................16
<RX-8500 (with lithium ion battery unit BUL-8000)> ................................................................................16
<RX-8700 (with lithium ion battery unit BUL-8000)> ................................................................................19
How to Use ...................................................................................................................................................23
4-1. Before using the gas monitor ................................................................................................................23
4-2. Preparation for start-up .........................................................................................................................23
4-2-1. Charging the lithium ion battery unit (BUL-8000)...........................................................................24
4-2-2. Detaching and attaching the battery unit........................................................................................25
4-2-3. Attaching batteries to the dry battery unit (BUD-8000, option) ...................................................... 26
4-2-4. Connecting the gas sampling probe and gas sampling hoses ......................................................27
4-3. How to start the gas monitor .................................................................................................................29
4-3-1. Power-on ........................................................................................................................................29
4-3-2. Switching the hydrogen sulfide measuring mode range on RX-8700............................................31
4-4. Basic operating procedures...................................................................................................................32
4-4-1. RX-8500 basic operating procedures.............................................................................................32
4-4-2. RX-8700 basic operating procedures.............................................................................................33
4-5. Measurement......................................................................................................................................... 34
4-5-1. Gas concentration measurement ...................................................................................................34
4-5-2. Range switching point ....................................................................................................................36
4-6. Air calibration .........................................................................................................................................37
4-6-1. Attaching the CO2removal filter (RX-8500) ................................................................................... 37
4-6-2. Air calibration procedure.................................................................................................................38
4-7. Manual memory ..................................................................................................................................... 41
4-8. Stopping the pump (PUMP OFF mode) ................................................................................................42
4-9. Power-off ...............................................................................................................................................43
Setting Procedure.........................................................................................................................................44
5-1. Display/setting mode .............................................................................................................................44
5-2. PEAK display/clear ................................................................................................................................46
5-3. Full scale/alarm setpoint display/gas alarm test (optional function) .....................................................47
5-4. Station ID display...................................................................................................................................48
5-5. Log data display ....................................................................................................................................49
Fault Alarm Function ....................................................................................................................................50
6-1. Fault alarm activation ............................................................................................................................50
7. Maintenance .................................................................................................................................................52
7-1. Maintenance intervals and items........................................................................................................... 52
About maintenance services.....................................................................................................................53
7-2. Span adjustment....................................................................................................................................54
7-2-1. Preparation .....................................................................................................................................54
7-2-2. How to connect ...............................................................................................................................54
7-2-3. Span adjustment procedure ........................................................................................................... 55
7-3. How to clean ..........................................................................................................................................58
7-4. Parts replacement .................................................................................................................................59
7-4-1. Sensor replacement .......................................................................................................................59
7-4-2. Replacement procedure for gas sampling probe dust filter ...........................................................59
7-4-3. Replacement procedure for filter tube dust filter ............................................................................ 60
7-4-4. Replacement procedure for filter tube absorbent cotton................................................................60
7-4-5. Replacement of regular replacement parts ....................................................................................61
