Matheson 8067 User Manual Download Page 9

8067 MANUAL 

 

Matheson Tri-Gas 

  Page 9 of 21 

    

MINT-0313-XX 

                            

Running screen 

 

 

 

 

 

 

 

 

 

 

 

 

8067  displays  the  'Running  screen'  whenever  the  instrument  is  being  used  to  detect  leaking  gas.  The 
illustration below outlines the various information and icons. 
 
 
 
 
 
 
 
 
 
 
 
 
 
Gas selection 
The  8067  displays  the  gas  being  measured  in  the  top  left  of  the  running  screen.  The  8067  will  display  the 
gas selected at the factory only, however the 8067 model has a range of gases that can be selected via an 
internal gas table. 
 
Sensitivity 
The 8067 has three (3) sensitivity levels, X100 (times one hundred) is most sensitive, X10 (times ten) is mid-
range and X1 (times one) is least sensitive. See the sensitivity of various gases on the table under ‘Functions 
(continues), Gas Selection’. 
 
Battery status 
When the battery symbol is filled in the battery is full, when just an outline the battery is exhausted  
 
Backlight 
The backlight symbol shows the status of the backlight even in bright daylight.  
 
Gas measurement 
The 8067 measures the leak rate of gas leakage in which ever units are selected.  
 
Sound indication 
This symbol shows if the sounder is on or off.  If the semi-circle (on the right) of the symbol is present then 
the sound is switched on; if not the sounder is switched off. The beep that occurs with each key press can- 
not be switched off. 
 
Bar graph 
The bar graph increases as gas is detected. This graph is not scaled and should be used for indication only. 
 
Peak hold 
When  selected,  peak  hold  displays  the  maximum  measurement  on  the  display.    Pressing  the  ENTER  key 
resets the reading but also logs the peak reading in memory. 

Gas selection 

Sensitivity levels 

Gas measurement 

Bar graph 

Battery status 

Backlight indicator 

 

Sound indicator 

Peak hold indicator 

 

Summary of Contents for 8067

Page 1: ...MINT 0313 XX Model 8067 Instrument User Manual...

Page 2: ...ammable gases such as helium and CFC s Directives 2004 108 EC Electrical Equipment Electromagnetic Compatibility EMC Standards BS EN 61010 1 2010 Safety requirements for electrical equipment for measu...

Page 3: ...ment main menu 8 Functions 10 Contrast 10 Backlight 10 Sound 10 Peak hold 10 Calibration 10 Battery selection 11 View Data 11 Units 11 Display 11 Gas selection 12 The Keypad 13 Using The 8067 14 Probe...

Page 4: ...may not necessarily be self evident and consequently equipment must be regularly inspected and maintained Matheson Tri gas recommends that personnel responsible for equipment use institute a regime of...

Page 5: ...cations Detection of leaks from mass spectrometers and chromatograph equipment Industrial Leaks from gas cylinders pipe work and process equipment Medical Testing of membrane materials and sealing of...

Page 6: ...against the list below before use Should the instrument or any accessory appear damaged or missing then contact the instrument supplier for advice before use Item Qty Description Check 1 1 8067 instr...

Page 7: ...will affect the rate at which heat transmits from the bead to the block These rates of change are measured and displayed as leak rates The diagram below shows the basic functionality of the 8067 Therm...

Page 8: ...gas leaks Before using the instrument the various settings should be set and adjusted to suit the application Pressing the Esc key while viewing this Running screen will access the instruments Main M...

Page 9: ...battery symbol is filled in the battery is full when just an outline the battery is exhausted Backlight The backlight symbol shows the status of the backlight even in bright daylight Gas measurement...

Page 10: ...ency as detected gas levels increase This sounder can be switched On and Off Use the Up or Down key to move the tick to the desired position and then press the Esc key to return to the Main Menu An au...

Page 11: ...ariation of units ppm cc s mg m3 and g yr Use the Up and Down keys to select the desired unit and then press the Esc key to exit to the main menu Please note the Custom Calibration routine automatical...

Page 12: ...sec Refrigerant R11 R11 3 2 E 5 cc sec 0 000032 cc sec Sulphur Hexaflouride SF6 2 2 E 5 cc sec 0 000022 cc sec Carbon dioxide CO2 4 0 E 5 cc sec 0 000040 cc sec Methane CH4 2 9 E 5 cc sec 0 000029 cc...

Page 13: ...select functions and accept settings after a parameter has been adjusted ZERO Pressing the Zero key Zeros out background readings On Off Press this key once to switch the instrument ON To switch the...

Page 14: ...ar graph will start to fill and the frequency of the audio output will increase but will reduce as the probe moves away from the leak Return the probe to the suspected leaking area and move slowly alo...

Page 15: ...e so the spanner fits over the brass nut unscrew the probe counter clockwise direction Withdraw the spanner and probe assembly To refit the short or the long probe follow the steps above but in revers...

Page 16: ...ty When detecting very small leaks or when detecting gasses less sensitive then a rate of 10 mm per second may be required The outer grey probe cover can be removed to allow better access to restricte...

Page 17: ...d using a 5000 ppm Helium concentration If the 8067 is used to detect leaks measured using cc sec units then the instrument must be calibrated using a 0 0005 cc sec 5 E 4 Helium leak Calibration proce...

Page 18: ...dy message will appear Insert the instruments probe into the standard outlet and press the ENTER key The instrument will automatically sequence through the cold and hot stages of calibration but when...

Page 19: ...ail or screw driver Removing the battery cover will reveal a battery holder which requires 4 x AA size batteries Before removing old batteries or fitting new ones unclip the battery holder from the in...

Page 20: ...urethane Dimensions L 390 x W 60 x H 50 mm L15 35 x W2 35 x 2 0 Weight 0 5 kg 1 0 lb Ingress ratings IP20 Length of long probe 300 mm 12 Detection type Thermal conductivity Detection time to T90 1 sec...

Page 21: ...ANUAL Matheson Tri Gas Page 21 of 21 MINT 0313 XX Replacing parts Part Item Number Long probe 8067 LPR Short probe 8067 SPR Replacement battery holder 3000 8067 BATHDLR Nozzle 8067 NOZ Box Spanner 806...

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