Yellow Box User Manual
Yellow Box
z
Issue Number: 1.14
Issue Date:
29/01/2018
V.1.1
The
General Short Form User Manual
Portable Oxygen Analyser
Part Number.: 05-674
Page 1: ...Yellow Box User Manual Yellow Box z Issue Number 1 14 Issue Date 29 01 2018 V 1 1 The General Short Form User Manual Portable Oxygen Analyser Part Number 05 674 ...
Page 2: ...ual Contents 1 Introduction 3 1 1 SPECIFICATIONS 3 2 Warnings 4 3 Start up 4 4 Operation 5 5 Calibration 6 MENU 1 CALIBRATE SENSOR 7 MENU 8 DIAGNOSTICS 8 The Yellow Box Analyser 9 Frontplate Description 9 6 Maintenance 10 ...
Page 3: ...ffering remote operation where no mains power outlet is available and power back up in case of a mains power failure This option if required must be specified at time of order The Yellow Box contains a flow indicator and flow adjustment to enable the correct amount of sample gas to be presented to the internal Zirconia Oxygen Sensors The Yellow Box is presented in a robust carry case with Lid whic...
Page 4: ...tch on the Yellow Box by operating the On Off ppm 3 position switch on the front plate of the Yellow Box Select or ppm For units with optional internal Battery ensure that the battery is charged sufficiently for operation or that the yellow Box is connected to the mains electrical supply Choose the Microx module for the correct range of sample gas to be measured When power is then first applied to...
Page 5: ... Yellow Box before connection to the Yellow Box If it is in excess of 2 Barg then the pressure must be reduced using external components e g Pressure relief valve to line Relief to ambient air may result in sample contamination 5 Connect the sample gas source to the Yellow Box Sample gas input connection This should be less than or equal to 2Barg 6 Open the gas flow regulator valve and set the flo...
Page 6: ...ecting the appropriate Microx module to be calibrated It may be better to first calibrate the ppm Microx module For a calibration to be performed it is necessary to use the Menu system of the Microx module here are a range of Menus visible to the user but only small number are required or should be entered by the user of the yellow Box Menu option Function E 1 Calibrate Sensor E 2 Analogue output ...
Page 7: ...menu option E 1 Press ENTER Apply a known concentration of gas applicable to sensor type at a flow rate of between 100 to 500 ml m Allow time for the sensor to respond see diagram on page 8 Using the INC and DEC buttons set the reading to that of the calibration gas level Press ENTER to span the sensor will be displayed to confirm the sensor span has been performed Note Pressing the MENU button ra...
Page 8: ...thin this menu Press the MENU button to open the menu system Using the NEXT and PREVIOUS buttons select menu option E 8 Press ENTER The display will alternate between the current value and diagnostic code E 8x where x is 0 Sensor signal A to D counts low ppm range 1 Sensor signal A to D counts high ppm range 2 Sensor signal A to D counts vol range 3 Firmware version The diagnostic code can be sele...
Page 9: ...Instructions 1 Power up the unit by selecting or PPM with the 3 position switch 2 Close the flow adjust valve by turning it fully clockwise 3 Turn the flow indicator to its vertical position 4 Connect a gas sample via the sample inlet port 5 Gradually open the flow adjust valve to achieve a flow in the green sector of the flow indicator 6 Allow the oxygen reading to stabilise and thereafter a read...
Page 10: ...operation but will require replacement as some point Contact the manufacturer when this is required Sensor replacement required may be indicated by a difficulty to calibrate the Microx modules Note some gases may be damaging to the Zirconia Sensor such as Halogens or organic vapours When the yellow Box is not under power water condensed humidity and gases such as H2S and SOx should not be allowed ...
Page 11: ...Yellow Box User Manual V 1 1 Issue 1 14 Page 11 Mullaghboy Industrial Park Navan Co Meath Ireland Phone 00 353 46 9071333 FAX 00 353 46 9071331 E Mail info ntron com Web www ntron com ...
