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8 | Help with faults

BÜCHI Labortechnik AG

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Operation Manual Inert Loop B-295 SE

u

Disconnect the sensor cable by turning the
plug.

STOP

START

u

Remove the oxygen sensor.

8.2.2

Installing the oxygen sensor

Precondition:

R

The oxygen sensor is removed. See Chap-
ter 8.2.1 "Removing the oxygen sensor",
page 31

u

Remove the foil from the oxygen sensor.

u

Install the new oxygen sensor.

u

Reconnect the sensor cable.

u

Calibrate the sensor. See Chapter 8.1 "Cali-
brating the oxygen analyzer", page 29

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Содержание B-295 SE

Страница 1: ...Inert Loop B 295 SE Operation Manual STOP START 11594141 B en...

Страница 2: ...right to make changes to the manual as deemed necessary in the light of experi ence especially with respect to structure illustrations and technical details This manual is copyrighted Information from...

Страница 3: ...2 3 2 3 Control elements 12 3 2 4 Type plate 12 3 3 Scope of delivery 13 3 4 Technical data 13 3 4 1 Inert Loop B 295 SE 13 3 4 2 Ambient conditions 14 3 4 3 Materials 15 4 Transport and storage 16 4...

Страница 4: ...sel 28 8 Help with faults 29 8 1 Calibrating the oxygen analyzer 29 8 2 Changing the oxygen sensor 31 8 2 1 Removing the oxygen sensor 31 8 2 2 Installing the oxygen sensor 32 8 3 Error messages 33 9...

Страница 5: ...four danger levels each identifiable by the signal word used Signal word Meaning DANGER Indicates a danger with a high level of risk which could result in death or serious injury if not prevented WAR...

Страница 6: ...ke this Field names Field names are marked up like this Menu Menu item Menus or menu items are marked up like this Status Status is marked up like this Signal Signals are marked up like this 1 3 Conne...

Страница 7: ...nstrument with samples with unknown chemical composition Use of the instrument with substances that react with the materials used See Chapter 3 4 Technical data page 13 Use of the instrument with toxi...

Страница 8: ...ttended special training courses and are authorized by B CHI Labortechnik AG to carry out special servicing and repair measures 2 4 Residual risks The device has been developed and manufactured using...

Страница 9: ...echnical modifications to the device or accessories should only be carried out with the prior written approval of B CHI Labortechnik AG and only by authorized BUCHI technicians BUCHI accepts no liabil...

Страница 10: ...Loop B 295 SE and passes the preheat exchanger where it is cooled before entering the condenser After solvent vapor condensation the gas stream is reheated by the preheater before being returned to t...

Страница 11: ...ration 3 2 1 Front view STOP START 3 4 1 2 5 6 Fig 1 Front view 1 Control elements See Chapter 3 2 3 Control ele ments page 12 2 Oxygen analyzer Front cover oxygen analyzer 3 Side connections See Chap...

Страница 12: ...Type plate page 12 5 Communication cable 6 Power connection marked Power IN 3 2 3 Control elements 1 2 3 4 5 6 7 8 9 Fig 3 Control elements 1 Display 2 Set temperature up 3 Switch on 4 Signal lamp oxy...

Страница 13: ...pres sure 11 Year of manufacture 12 Company name and address 13 Approvals 14 Symbol for Do not dispose of as household waste 3 3 Scope of delivery NOTE The scope of delivery depends of the configurat...

Страница 14: ...no flame propaga tion A1 lower toxicity no flame propaga tion A1 lower toxicity no flame propaga tion Maximum allowable pressure PS low pressure side 22 bar 22 bar 22 bar 22 bar Maximum allowable pres...

Страница 15: ...eat exchanger condensate separa tor Stainless steel 1 4301 Plate heat exchanger Stainless steel 1 4401 Screw connections Ball valve Stainless steel 1 4408 Sealing ball valve PTFE Pipe elbow Stainless...

Страница 16: ...occurred in transit should be reported to the carrier u Keep packing for future transportation 4 2 Storage u Make sure that the ambient conditions are complied with see Chapter 3 4 Tech nical data pag...

Страница 17: ...B CHI Labortechnik AG Transport and storage 4 Operation Manual Inert Loop B 295 SE 17 38 STOP START Fig 5 Lifting the instrument u Lift the instrument by the base plate next to the castors...

Страница 18: ...oose papers or cloths below or to the sides of the instrument as these could impede the air circulation if drawn in Put the instrument on the castors Make sure that cables tubes are safe routed Make s...

Страница 19: ...its performance diminished u Use only the power supply cables supplied with the product or ordered separately from BUCHI u If using any other power supply cables make sure that they match the specific...

Страница 20: ...ensor u Connect the sensor cable u Calibrate the sensor See Chapter 8 1 Cali brating the oxygen analyzer page 29 u Install the grounding cable u Install the front cover 5 5 Connecting the Inert Loop B...

Страница 21: ...tube with direction to the BUCHI instrument onto the connection marked OUT u Attach the tube in place with a hose clamp 5 6 Installing the exhaust gas hose u Install the exhaust tube onto the exhaust...

Страница 22: ...chnik AG 22 38 Operation Manual Inert Loop B 295 SE u Install the PTFE hose onto the condensate drain valve u Open the condensate drain valve u Make sure that the lever of the condensate drain valve i...

Страница 23: ...at the solvent receiving vessel is empty See Chapter 7 3 Empty the solvent receiving vessel page 28 u Switch on the connected spray dryer See Operation manual of the connected spray dry The signal lam...

Страница 24: ...pray dryer u Wait until the temperature is less than 70 C u Switch off the aspirator See operation manual of the connected spray dryer The signal lamp pressure is on u Empty the solvent receiving vess...

Страница 25: ...and wear u Replace the seals if necessary Weekly Quick connectors u Check the seals for damages and wear u Replace the seals if necessary Weekly Solvent recovery vessel u Check the solvent recovery v...

Страница 26: ...r page 31 u Insert the screw plug u Disconnect the process gas tubes at the con nected spray dryer u Place the end of the process gas tubes in a top position u Place the end of the exhaust gas tube in...

Страница 27: ...e cleaning procedure until the wash ing solution is free from particles or chemicals u Install the inlet tube to the connected spray dryer See Chapter 5 5 Connecting the Inert Loop B 295 SE with a spr...

Страница 28: ...op B 295 SE 7 3 Empty the solvent receiving vessel u Close the condensate drain valve u Disconnect the solvent receiving vessel u Remove the solvent receiving vessel from the instrument u Empty the so...

Страница 29: ...etween 20 21 If this value is not reached 4 Calibrate the oxygen sensor 4 Replace the oxygen sensor STOP START MENU 1 5 4 3 2 Fig 6 Control elements oxygen sensor 1 Display 2 DECREMENT 3 INCREMENT 4 E...

Страница 30: ...uttons with out interruption u Press the button MENU The display shows E 1 MENU u Press the button ENTER u Press the button INCREMENT or DECRE MENT to set calibration gas level Air 20 9 O2 or u Press...

Страница 31: ...295 SE 31 38 u Install the connected oxygen sensor u Install the grounding cable u Install the front cover 8 2 Changing the oxygen sensor 8 2 1 Removing the oxygen sensor u Open the front cover oxygen...

Страница 32: ...T u Remove the oxygen sensor 8 2 2 Installing the oxygen sensor Precondition R The oxygen sensor is removed See Chap ter 8 2 1 Removing the oxygen sensor page 31 u Remove the foil from the oxygen sens...

Страница 33: ...rom the ventilation slots using compressed air or a vacuum cleaner u Switch on the instrument u Contact BUCHI Customer Service E02 Temperature error E04 Compressor pres sure fault u Switch off the ins...

Страница 34: ...See Chapter 3 4 Technical data page 13 u Dispose of the appliance properly if necessary using a professional disposal ser vice 9 3 Disposal The operator is responsible for proper disposal of the instr...

Страница 35: ...ications of spare parts or assemblies are only allowed with the prior written permission of BUCHI 10 1 1 Spare parts Order no Polypress tube 2 m 046329 Quick hose coupling 045656 PTFE tube to receivin...

Страница 36: ...10 Appendix B CHI Labortechnik AG 36 38 Operation Manual Inert Loop B 295 SE Order no Image Receiving vessel for solvent 040398...

Страница 37: ......

Страница 38: ...n zh India BUCHI India Private Ltd IN Mumbai 400 055 T 91 22 667 75400 F 91 22 667 18986 india buchi com www buchi com in en Indonesia PT BUCHI Indonesia ID Tangerang 15321 T 62 21 537 62 16 F 62 21 5...

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