Gerhardt Vapodest 10s Instruction Manual Download Page 3

3

V

apodest

 10

s

1 Safety

1.1 Application as directed

With the Vapodest 10 you have purchased an automatic distillation system for the 

steam distillation of Kjeldahl digestions and associated distillations. 

Make sure to use the Vapodest 10 according to our instructions, especially:

  -  all instructions of this manual

  -  the regulations in place in the country the instrument is used

All other usage is not recommended!

C. Gerhardt GmbH & Co. KG is not liable for any damages caused due to  non 

recommended usage

  -  any modifications are not allowed for safety reasons 

  -  repairs of  electric, electronic or mechanical components may only be done by 

authorized personnel!

1.2 Safety instructions

The Vapodest 10 corresponds to the technical standard used at this date and 

observes the safety rules and regulations in place.  

It is understood that the user has to observe  

 

the accident prevention regulations in place 

 

the general accident prevention regulations

 

EU-regulations or other country specific instructions 

Make sure that no liquid gets into contact with cable connections or the interior 

electrical parts of the unit!

  -  Danger of electric shock!

In case of an emergency disconnect from mains immediately!

Always  pull the mains plug before opening!

  -  Danger of electric shock!

1.3 Working bench/Authorized users

The distillation unit should be located on a fixed laboratory bench, close to the cold 

water connection and a drain.

The distillation unit must not be run in damp or hazardous location. The maximum 

humidity allowed is 80 %, the maximum room temperature must not exceed 40 °C!

The distillation unit may only be operated by trained staff. 

The user has to:

  -  read, comprehend, and observe the operation manual 

  -  wear suitable clothes for laboratory work

  -  deny access to any unauthorized personnel 

Summary of Contents for Vapodest 10s

Page 1: ...10s VAP 10 05 Nov 2008_GB Please read this manual carefully before you start operating the system Please observe the safety instructions of this manual marked with in order to avoid any dangers resul...

Page 2: ...neral 8 4 2 Tubing connections 8 4 3 Mains connection 9 4 4 Setting into operation 9 5 Operation 10 5 1 Keyboard 10 5 2 Setting of timer 10 5 3 Priming the tubes 11 5 4 Test run 11 5 5 Distilling a sa...

Page 3: ...ulations in place It is understood that the user has to observe the accident prevention regulations in place the general accident prevention regulations EU regulations or other country specific instru...

Page 4: ...out 3 litre per distillation minute Cooling water pressure 0 5 bar Pump capacity Diaphragm pump H2 O 11 ca 30 ml min with water Diaphragm pump Reagent 0 ca 170 ml min with NaOH Store tank any size rec...

Page 5: ...the following list 3 2 Parts list 1 x Distillation system Vapodest10 complete 1 x Water inlet tubing 10 17mm with connections of 1 2 inch and 3 4 inch 2m Order No 22802 3 x PVC tubing 8 12 2 m order...

Page 6: ...rder No 11819 9 PP distributor with PP threaded joint 10 Distribution head glass Order No 7472 11 Screw cap GL32 with silicone seal Order No 16604 12 Distillation condenser Order No 7673 13 Screw cap...

Page 7: ...s off in case of excessive current consumption 5 Switch to rinse the steam generator Also see Chapter 7 2 2 Cleaning of steam gene rator Fig 3 4 Rear view Vapodest 10 6 Excess pressure steam outlet 7...

Page 8: ...or distilled water and sodium hydroxide below the bench Make sure that the set of tanks are not placed any higher than the distillation unit 4 2 Tubing connections When connecting the tubings please o...

Page 9: ...e more than 10 then you have to contact your service engineer Make sure that the mains switch at the front of the instrument is in position 0 Connect the mains cable to the rear appliance plug first C...

Page 10: ...isplay of status steam power Green Instrument is ready for operation about 2 minutes after turning it on 5 Display of status operating mode Red distillation is running 6 Switch Addition reagent Manual...

Page 11: ...the digestion tube The tube is now primed 5 4 Test run Each day before starting to distill samples you should do a distillation wit hout sample Don t be disturbed by noises deriving from the approx 1...

Page 12: ...with about 50 ml boric acid and place into position 3 Manually dilute the sulphuric acid digestion with the 5 fold amount of distilled H2 O 4 Insert the steam inlet tube into the digestion tube 5 Low...

Page 13: ...chemicals one after the other get a blank value a replacement of the chemicals might be re commended Increase the amount of water Exchange the glass condenser Clean the tubes without detergent or rin...

Page 14: ...e amount delivered by the NaOH pump about 4 ml should be delivered per second Increase of the amount of boric acid Increase of the amount of acid This problem only occurs with catalysts containing mer...

Page 15: ...iglass protection door 19017 Door handle black 18251 Door hinges black 1 pair 18250 Rubber foot GF21 self adhesive 17945 Drip tray PP 50015 Water inlet tubing 10 17 2 m 22802 PVC tubing 4 7 2 m 22601...

Page 16: ...eaned Turn off the instrument The water tank must be filled with a minimum of 5 litres distilled water Set switch for rinsing on S see ill 3 4 pos 7 Turn on instrument to start rinsing process If tank...

Page 17: ...id as of March 23rd 2006 As of this date C Gerhardt will take back all instruments delivered after August 13th 2005 without charges and will dispose of them according to the regulations or Gerhardt wi...

Page 18: ...18 Vapodest 10s...

Page 19: ...19 Vapodest 10s...

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