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SIGNAL GROUP LTD

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SIGNAL NOXGEN III

NO2 CONVERTER TESTER

OPERATION MANUAL

NOX III/MAN

SIGNAL GROUP LTD

12 Doman Road

Camberley

Surrey

GU15 3DW

Tel: +44(0) 1276 682841

Fax: +44(0) 1276 691302

site: www.signal-group.com

Summary of Contents for NOXGEN III

Page 1: ...doc Page 1 of 17 SIGNAL NOXGEN III NO2 CONVERTER TESTER OPERATION MANUAL NOX III MAN SIGNAL GROUP LTD 12 Doman Road Camberley Surrey GU15 3DW UK Tel 44 0 1276 682841 Fax 44 0 1276 691302 e mail instru...

Page 2: ...Group Ltd While we believe that the information and guidance given in this manual is correct all parties must rely upon their own skill and judgement when making use of it The Signal Group Ltd will n...

Page 3: ...4 2 02 The Ozonizer 5 2 03 Flow Scheme Diagram 6 2 04 Remote Control Flow Scheme Diagram 7 3 00 INSTALLATION 8 3 01 General 8 3 02 Installation Drawing 9 3 03 Span Gas Connection 10 3 04 Oxygen Air In...

Page 4: ...ce or Distributor 1 Before any connection is made unscrew the 4 cross head screws on instrument cover lid 2 Slide lid back to reveal the internal assemblies of the instrument NOTE Do not take the cove...

Page 5: ...e corona discharge technique Stability against mains power variations and the consequent effects of NO2 concentrations is ensured by the incorporation of a voltage stabilised electronic circuit feedin...

Page 6: ...NOXGEN III utilises a very efficient high energy lamp system which ionises oxygen to ozone The ozonizer is built into a fully self contained enclosure within the instrument This should not be opened...

Page 7: ...SIGNAL GROUP LTD s sales masters manuals noxgman doc Page 7 of 17 Figure 2 03 Flow Scheme Diagram...

Page 8: ...SIGNAL GROUP LTD s sales masters manuals noxgman doc Page 8 of 17 Figure 2 04 Remote Control Flow Scheme Diagram...

Page 9: ...t will need to be removed To do this undo the 4 cross head screws on the under cover and slide back the cover to remove it With the cover removed you can easily unscrew the four feet before replacing...

Page 10: ...SIGNAL GROUP LTD s sales masters manuals noxgman doc Page 10 of 17 Figure 3 02 Installation Diagram...

Page 11: ...but dry air can be used with almost as high an ozone production as that using oxygen Also the Signal Model NOXGEN III has been carefully designed so that no nitric oxide is generated from the nitroge...

Page 12: ...ny of the function pins can be utilised the remote enable must be operated and again either an OV logic signals via the earth return or a short circuit wire link can be used Without the remote enable...

Page 13: ...SIGNAL GROUP LTD s sales masters manuals noxgman doc Page 13 of 17 Figure 4 00 Operational Controls...

Page 14: ...ygen ON OFF flow valve on the Noxgen front panel G and adjust the flow of this oxygen using the flow control I until the analyser reading falls by about 10 of the original reading in step 6 Record thi...

Page 15: ...the analyser reading This reading should now represent the same as obtained in Step 6 The only difference now from Step 6 is that you have the analyser in its NOx mode and therefore any NO2 which was...

Page 16: ...e enable control is activated the instrument will behave the same as the standard manual controlled Noxgen and the operation as explained in Steps 1 11 can be carried out as normal With power off all...

Page 17: ...SIGNAL GROUP LTD s sales masters manuals noxgman doc Page 17 of 17 Figure 4 02 Chart Display...