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           DE-OX® SUN Helium  

analyzer Draft Issue n. 1.1 of 10/02/11    

  page

2  

Cartolina di Garanzia (Warranty Registration Card) .............................................................................................. 9 
Disposal of Old Electrical and Electronic Equipment ........................................................................................... 10 

 

Discharge of Liability  

 

Before  operating and installing please read this manual carefully. This manual is an integral part of the 

DE-

OX

®

 

 

SUN 

helium analyzer. The use of this instrument implicates total acceptance of the present section. 

 

 

 

All warranties relevant to this instrument are void if is not operated and maintained in accordance with this 
manual. 

 

 

 

TEMC

®

  disclaims  every  responsibility  for  the  improper,  wrong  or  incorrect  use  of  this  measurement 

instrument.  Before  use,  it  is  necessary  to  receive  a  proper  training  on  mixed  gas  diving  and  gas  mixtures 
analysis for diving applications. It is dangerous to breathe mixed gas with any percentage of oxygen different 
from  21%  and  containing  helium.  Sport  and  mixed  gas  diving  is  a  potentially  hazardous  and  dangerous 
activity that may lead to death if practised incorrectly. Manipulating mixed gas with oxygen is dangerous and 
requires  special  training  and  oxygen  dedicated  equipment.  The  present  instrument  does  not  replace  the 
necessary  notional  and  practice  training  for  these  activities.  The  data  displayed  are  a  mathematical 
elaboration  based  on  physical  laws  but  they  are  not  representative  of  the  complexity  of  human  physiology 
and of the different psycho-physical situation of use by customers. 

 

 

 

TEMC

®

 is not liable for any damage or injury including death which may result from 

DE-OX

®

 

 

SUN 

utilisation. 

 

The  operator  of  this  instrument  is  responsible  for  any  damage  or  injury  resulting  from  improper  use, 
unauthorized  repair,  improper  maintenance,  or  damage  by  anyone  other  than 

TEMC

®

.  Use  always  another 

instrument for data cross checking. 

 

 

 

The N.O.A.A. 

(National Oceanic and Atmospheric Administration)

 oxygen partial pressure and exposure time 

limits table are available on world-wide literature.  

 

 

 

TEMC

®

,  whose  policy  is  one  of  continuous  quality  improvement,  reserves  the  right  to  modify  the  technical 

characteristics of the instrument and manual without prior notice.

 

 
 

General Specifications 

 

Thank you for buying 

DE-OX

®

 

SUN 

analyzer. It represents the 

simplest  and  up-to-date  mobile  measurement  instrument  for 
the  analysis  of  helium  in  mixed  gas.  Unique  features  include 
two  level  alarms,  standard  analog  4-20  mA  and  Open 
Collector outputs. 

DE-OX®  SUN 

has  been  especially  designed  and 

manufactured  for  the  analysis  of  binary  and  ternary  gas  mix 
like Heliox and Trimix.  

DE-OX®  SUN 

comprises  in  just  one  integrate  device  the 

helium  sensor,  the  electronic  board  and  the  battery.  The 
instrument does not need any calibration.  

DE-OX®  SUN 

can  be  used  for  continuously  reading  during 

mixed  gas  filling.  It  can  alert  and  help  in  switching  off  the 
compressor if the helium value goes out the set alarms range 
(for instance 45% helium). 

DE-OX® SUN 

is based on an innovative sensor developed by 

TEMC

®

for  respiratory  use  and  for  monitoring  the  respiratory 

parameters in saturation dives. 

 

 

 

Main features: 

o  Helium indication in any Oxygen-Nitrogen mix in the range 0.0 

- 100.0% of volume. 0,1 % resolution. 

o  Full digital measurement instrument. 
o  Thermal  conductivity  stainless  steel  helium  sensor  developed 

for marine sport ambient.  

o  Extra long file sensor life 

Summary of Contents for DE-OX SUN

Page 1: ...s 2 Powering On and Warming Up 3 Reading Page 3 Programming Procedures 3 Threshold Alarms Setting 3 Full Scale Value Setting 4 Auto Switch Off Delay Time 4 Threshold Alarms 4 Powering Off 4 Factory Reset 4 Note For Correct Helium Analysis 4 Replacement of the Battery and of the Helium Sensor 5 Central Unit Specifications 6 Helium Sensor Specifications 6 4 20mA Connections if available 7 Open Colle...

Page 2: ...ion The operator of this instrument is responsible for any damage or injury resulting from improper use unauthorized repair improper maintenance or damage by anyone other than TEMC Use always another instrument for data cross checking The N O A A National Oceanic and Atmospheric Administration oxygen partial pressure and exposure time limits table are available on world wide literature TEMC whose ...

Page 3: ... and the sensors must be firmly kept and must not be shaken The gas pipe used to provide gas mix to the sensor must allow free gas flowing Never seal or stop the sensor holes If this event occurs the helium sensor will be irreparably damaged Warning The mixed gas flow must be 0 5 2 litres min at ambient pressure typically 1 bar and temperature typically 20 C or DE OX SUN will yield a wrong gas ana...

Page 4: ...t will show the helium concentration Warning The instrument will switch off after the time set into the Auto Switch Off Delay Time If you are using the instrument in continuous blending system set this value to 000 If not the instrument will auto switch off without giving any control of the mixing process Always analyze the mixed gas you are going to dive with Diving with wrong mixed gas may lead ...

Page 5: ...gher than 1 6 bar or lower than 0 18 bar because of serious personal injury including death Refer to proper medical literature and receive the right training Replacement of the Battery and of the Helium Sensor DE OX SUN requires one 9 Volt transistor alkaline battery It must be replaced when bat appears on the display To replace the battery Switch off DE OX SUN Remove the three closing screws and ...

Page 6: ...e the instrument The instrument or any of its part are waterproof If one of these events occur the DE OX SUN will be irreparably damaged Helium Sensor Specifications The Helium sensor is developed for related underwater applications It operates by comparing the thermal conductivity of the sample gas with that of a reference gas in this case air A heated sensor is mounted so that it is exposed to t...

Page 7: ...Always contact TEMC for sensor replacement Do not use any other helium sensor brand 4 20mA Connections if available In one side of the instrument if equipped with this feature there is a jack for the 4 20 mA output Insert the plug into the jack for taking out the signal For connections refer to the following diagram Warn ing The plug should be connected or disconnected when the instrument is switc...

Page 8: ...ry Warranty will be void by failure to install use or maintain DE OX SUN according to TEMC instructions To avail oneself of the warranty send the product with carriage prepaid to TEMC THESE WARRANTIES ARE EXCLUSIVE AND IN LIEU OF ALL OTHER WARRANTIES EXPRESSED IMPLIED OR LEGAL TEMC MAKES NO WARRANTY OF MERCHANTABILITY OR FITNESS FOR ANY PARTICULAR PURPOSE Buyer s exclusive remedy shall be the repl...

Page 9: ...________n_____ Address Città______________________________CAP__________ Town ZIP Nazione_________________________________________ Country Telefono_________________________________________ Telephon E Mail_________________________________________ E Mail N serie strumento_________________________________ Instrument Serial number Data Acquisto____________________________________ Purchase date Dichiaro...

Page 10: ...er Draft Issue n 1 1 of 10 02 11 page10 Disposal of Old Electrical and Electronic Equipment In the EU when you buy a new equipment you may give back the old equivalent unit to the supplier free of charge for correct disposal ...

Page 11: ...il temc iol it Website www temc it DE OX SUN ANALIZZATORE DI ELIO Guida veloce di riferimento Attenzione Fare sempre riferimento al manuale completo in formato elettronico prima di utilizzare lo strumento Questa guida è un e veloce supporto all uso ma non è completa L uso non corretto di questo strumento può provocare la morte Per accendere lo strumento tenere premuto il tasto ON OFF per qualche s...

Page 12: ...DE OX SUN Helium analyzer Draft Issue n 1 1 of 10 02 11 page12 E Mail temc iol it Website www temc it ...

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