Buchi Rotavapor R-200 Operating Instructions Manual Download Page 29

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BÜCHI

Rotavapor

R-200/205

5 Operation

5.8

Solvent table

Solvent

Formula

Molar Mass

Evaporation

Boiling point

Density

Vacuum in mbar for

in g/mol

energy in J/g

at 1013 mbar

in g/cm

boiling point at 40°C

Acetone

C3H6O

58.1

553

0.790

556

n-amylalcohol, n-pentanol

C5H12O

88.1

595

0.814

Benzene

C6H6

78.1

548

0.877

236

n-butanol, tert.butanol

C4H10O

74.1

620

118

0.810

(2-methyl-2-propanol)

C4H10O

74.1

590

0.789

130

Chlorobenzene

C6H5Cl

112.6

377

132

1.106

Chloroform

CHCl3

119.4

264

1.483

474

Cyclohexane

C6H12

84.0

389

0.779

235

Diethylether

C4H10O

74.0

389

0.714

Atmospheric

1,2-dichloroethane

C2H4Cl2

99.0

335

1.235

210

1,2-dichloroethylene (cis)

C2H2Cl2

97.0

322

1.284

479

1,2-dichloroethylene (trans)

C2H2Cl2

97.0

314

1.257

751

Diisopropyl ether

C6H14O

102.0

318

0.724

375

Dioxane

C4H8O2

88.1

406

101

1.034

107

DMF (dimethyl-formamide)

C3H7NO

73.1

153

0.949

Acetic acid

C2H4O2

60.0

695

118

1.049

Ethanol

C2H6O

46.0

879

0.789

175

Ethylacetate

C4H8O2

88.1

394

0.900

240

Heptane

C7H16

100.2

373

0.684

120

Hexane

C6H14

86.2

368

0.660

335

Isopropylalcohol

C3H8O

60.1

699

0.786

137

Isoamylalcohol,

3-methyl-1- butanol

C5H12O

88.1

595

129

0.809

Methylethylketone

C4H8O

72.1

473

0.805

243

Methanol

CH4O

32.0

1227

0.791

337

Methylene chloride,
dichloromethane

CH2Cl2

84.9

373

1.327

Atmospheric

Pentane

C5H12

72.1

381

0.626

Atmospheric

n-propylalcohol

C3H8O

60.1

787

0.804

Pentachloroethane

C2HCl5

202.3

201

162

1.680

1,1,2,2-tetra-chloroethane

C2H2Cl4

167.9

247

146

1.595

Tetrachlorocarbon

CCl4

153.8

226

1.594

271

1,1,1-trichloroethane

C2H3Cl3

133.4

251

1.339

300

Tetra-chloro-ethylene

C2Cl4

165.8

234

121

1.623

THF (tetrahydrofurane)

C4H8O

72.1

0.889

357

Toluene

C7H8

92.2

427

111

0.867

Trichloroethylene

C2HCl3

131.3

264

1.464

183

Water

H2O

18.0

2261

100

1.000

Xylene (mixture)

C8H10

106.2

389

0-xylene

C8H10

106.2

144

0.880

m-xylene

C8H10

106.2

139

0.864

p-xylene

C8H10

106.2

138

0.861

Table 5: Solvent table (CRC Handbook 65

Ed)5.9 Troubleshooting

Summary of Contents for Rotavapor R-200

Page 1: ...e of Delivery 2 2 Safety 4 3 Function 9 4 Putting into operation 12 4 1 Point of use 12 4 2 Electrical connections 12 4 3 Heating bath 13 4 4 Steam tube and sealing system 13 4 5 Glass assembly 14 4 6...

Page 2: ...d 40602 Glass assembly C uncoated or 40640 Plastic Glas coated 40642 Glass assembly S uncoated or 40650 Plastic Glas coated 40652 Glass assembly E uncoated or 40660 Plastic Glas coated 40662 Glass ass...

Page 3: ...230 V 40738 B chi Vacuum Controller V 805 120 V 40739 Valve unit to V 800 805 37968 Holder for valve unit 37968 to 40810 Rotavapor R 200 205 Remote control for V 800 805 40735 Automatic sensor to V 80...

Page 4: ...turbances reduced economic efficiency and product losses can result Warning Surface temperature more than 60 C 2 2 Requirements placed on operators This apparatus can only be used by expert personnel...

Page 5: ...ly with the technical data are considered improper The operator assumes sole risk for any damages attributed to such improper use Especially the following uses are not permitted Use of the apparatus i...

Page 6: ...by authorised repair personnel The apparatus cannot be put into operation with damaged glassware 2 6 Safety measures Regional and local laws and regulations must be respected Basically personal prote...

Page 7: ...ator is responsible for training his personnel For this purpose you can be order these operating instructions in other languages These operating instructions must be available for operating personnel...

Page 8: ...ctronic over temperature protection and a power up time limit The driving unit is equipped with an electronic over temperature protection A safety spring protects the vapour duct from dropping out Gla...

Page 9: ...istilling solvents with low boiling points S with vertical condenser and reflux capability CR with cold traps and reflux capability for distilling solvents with low boiling points E with descending co...

Page 10: ...tion also results in even mixing of the sample and thus prevents stationary over heating in the flask Maximum weight 3 kg Rotation drive The drive unit makes sure that the evaporating flask rotates ev...

Page 11: ...h sealing system Electronics head Evaporating flask Glass assembly Receiving flask Combi clip Heating bath Display module for rotation speed and vapour temperature optional B chi Vacuum Controller opt...

Page 12: ...aporator only in running hood If for space related reasons this is not possible the optional protective shield should be mounted and the exhaust gas should be led from the pump into the running hood 4...

Page 13: ...he bath is switched on less often This measure helps to save energy up to 50 At the same time approximately 70 less water is used see Chapter 8 11 Miscellaneous You should turn on the heating bath aro...

Page 14: ...cured with the clip foreseen for this purpose Only glassware in perfect condition is to be used The glassware cannot have tears stars or other damages You must check glassware for damages before each...

Page 15: ...an tilt to the left which can result in glass breakage Hold the glass assembly when you loosen the handle screw 4 9 End catch when submerging the evaporating flask By adjusting the catch screw the low...

Page 16: ...he rope has to be adjusted This can be done by the customer 1 If the servo jack can not be lowered to the end turn the screws 1 on the front side of the rotavapor 1 4 turn clockwise 2 Repeat step 1 if...

Page 17: ...tubes as short as possible If no B chi Vacuum Controller is used a Woulff bottle is to be connected between the vacuum source and Rotavapor If a B chi Vacuum Controller is used a valve unit should be...

Page 18: ...Picture 17 Tube schema Cooling Water Vacuum connection to valve unit Vacuum sensor to valve unit Connection to glass assembly Connection to pump Connection to Vacuum Controller Connection for inert ga...

Page 19: ...to the back Lift the lower spring loaded catch of the front plate and remove the front plate Connect the display module with the flat belt cable in the apparatus Connect the 2 pole cable with the dis...

Page 20: ...Controller V 800 805 on the special cover and draw the cover from the rear side on the Rotavapor Fix the cover with the screw Control cable for the Rotavapor The holding device for the valve unit can...

Page 21: ...a the Vacuum Controller V 800 805 rotation switches off and the evaporating flask is raised from the bath Valve unit When the set point on the Vacuum Controller is reached the valve unit shuts off the...

Page 22: ...200 205 Socket for vapour temperature sensor only for R 205 Control cable of Vacuum Controller on R 200 or R 205 Mains supply for V 800 805 5 2 Controls B chi Rotavapor R 200 Main switch On Off Settin...

Page 23: ...jack the evaporating flask can be lowered into and raised from the water bath This operation requires no physical effort Motion is effected by an integrated motor The button for the corresponding dir...

Page 24: ...DESIRED temperature can now be set After approximately 2 seconds the display jumps back to the ACTUAL value The temperature scale via the SET point potentiometer is 2 coloured Blue marks the water ra...

Page 25: ...Allow cooling water to flow through the condenser at approximately 40 50 l h and not warmer than 20 C Fill solution into the evaporating flask The solution can also be sucked in using vacuum Start eva...

Page 26: ...f back evapo rating Then continue distillation Repeat this process until all desired solvent is distilled off At the end of distillation start rotation pull up the flask and vent the system Turn off t...

Page 27: ...ing point of the solvent is 40 C You can get the corresponding pressure from the Solvent Table next page Advantages associated with 60 C bath temperature The evaporating flask can be replaced without...

Page 28: ...resulting in increase of distillation capacity or 2 increasing bath temperature Increase of T1 resulting in increase of distillation capacity By increasing the bath temperature not all of the additio...

Page 29: ...695 118 1 049 44 Ethanol C2H6O 46 0 879 79 0 789 175 Ethylacetate C4H8O2 88 1 394 77 0 900 240 Heptane C7H16 100 2 373 98 0 684 120 Hexane C6H14 86 2 368 69 0 660 335 Isopropylalcohol C3H8O 60 1 699 8...

Page 30: ...ystem has been installed Check sealing system incorrectly Seal is defect Replace seals Frequent switching of valve or pump System is untight Control all sealing points tubes and their connections Hyst...

Page 31: ...eplacing with suitable new tubes Sealing system Visually check seal KD 34 and if it is strongly worn replace it with a new seal Do not grease seal abrasion and fat have abrasive effect Cleaning by rin...

Page 32: ...with non abrasive cleaning agents for example bathroom cleaners If calcification is per sistent you can use acetic acid to remove it Then you must thoroughly rinse the bath Clean the housing with a m...

Page 33: ...ting to the maximum catch clockwise The motor is to turn without interruption in each position of the regulator 6 4 Customer service Only authorised service personnel can perform work on or in the app...

Page 34: ...on Clean the apparatus thoroughly Residues of chemicals must be removed completely and glass components must be cleaned Keep and transport the apparatus in its original packaging 7 2 Disposal So that...

Page 35: ...tion check to make sure that it operates correctly according to Chapter 6 2 Manufacturing according to this Manual is prohibited Copyright remains at B chi AG 8 1 Condenser fixation Name Order number...

Page 36: ...36 B CHI Rotavapor R 200 205 Picture 29 Explosion illustration glass assembly A 8 Spare parts and accessories...

Page 37: ...connection 40133 Joint adapter with combi clip 40615 NS 29 2 32 complete PTFE drain disk 40625 Stop cocks NS 18 8 38 40627 Glass assembly A complete with 1 l 40630 receiving flask 03275 40627 00643 4...

Page 38: ...38 B CHI Rotavapor R 200 205 8 Spare parts and accessories Picture 30 Explosion illustration glass assembly V...

Page 39: ...nge screwed connection 40133 Glass assembly V complete with 1 l 40600 receiving flask 40601 40604 03275 40627 00646 40625 28096 V condenser 23875 23900 25435 40601 Tube nipple GL 14 compl Joint adapte...

Page 40: ...40 B CHI Rotavapor R 200 205 8 Spare parts and accessories Picture 31 Explosion illustration glass assembly C...

Page 41: ...oint adapter with combi clip 40615 NS 29 2 32 complete Stop cocks NS 18 8 38 40627 Stop cocks NS 18 8 38 40628 Glass assembly C complete with 1 l 40640 receiving flasks 03275 00646 04625 40628 28090 4...

Page 42: ...42 B CHI Rotavapor R 200 205 8 Spare parts and accessories Picture 32 Explosion illustration glass assembly S...

Page 43: ...adapter with combi clip 40615 NS 29 2 32 complete PTFE disk drain disk 40625 Shut off tap 40626 Stop cocks NS 18 8 38 40627 Glass assembly S complete with 1l receiving 40650 flasks without vacuum con...

Page 44: ...44 B CHI Rotavapor R 200 205 8 Spare parts and accessories Picture 33 Explosion illustration glass assembly E...

Page 45: ...with steam tube seal 40010 condenser side Teflon ring evaporator side Set flange screwed connection 40133 Rod 40609 Joint adapter with combi clip 40615 NS 29 2 32 complete PTFE disk drain disk 40625...

Page 46: ...46 B CHI Rotavapor R 200 205 8 Spare parts and accessories Picture 34 Explosion illustration glass assembly CR...

Page 47: ...ng evaporator side Set flange screwed connection 40133 Joint adapter with combi clip 40615 NS 29 2 32 complete PTFE disk drain disk 40625 Shut off valve 40626 Stop cocks NS 18 8 38 40627 Stop cocks NS...

Page 48: ...nt adapter complete with combi clip 40617 To 29 2 42 Joint Joint adapter complete with combi clip 40618 To 34 5 35 Joint Vapour duct 40610 Set adapter seal complete 2 units 40030 Seal KD 34 complete 4...

Page 49: ...58 08739 1000 ml 00435 00440 08762 2000 ml 00436 08765 08769 3000 ml 00437 08767 08770 SJ Evaporating flask pear shaped PLASTIC GLAS Content SJ 29 2 32 SJ 24 40 SJ 29 2 42 50 ml 33405 100 ml 33404 250...

Page 50: ...use of the plastic glass coating is according to manufacturers instructions in water up to 60 possible The cleaning of the glass parts should be done by hand Receiving flask with ball joint 35 20 Con...

Page 51: ...lation spider Name Order number Flanged evaporating flask 100 ml 40675 250 ml 40676 500 ml 40677 1000 ml 40678 2000 ml 40679 3000 ml 40680 Flanged drying flask 500 ml 40682 1000 ml 40683 2000 ml 40684...

Page 52: ...ml Beaker flask For working with high viscosity and solid substances The large opening allows for smooth draining and cleaning Foaming solutions can be better processed in a beaker flask Beaker Drying...

Page 53: ...e obtained for 200 ml or 500 ml Extraction unit complete 200 ml 40699 11744 11705 11585 11904 19051 00982 08560 Extraction unit complete 500 ml 40699 11745 11705 11388 11904 19051 00982 00989 Reducing...

Page 54: ...ion and thus increases its service life Woulff bottle complete 25519 25518 32885 Woulff bottle 25518 Tube nipple GL 14 bend cpl 4 units 37287 Picture 47 Floating balls in waterbath 8 Spare parts and a...

Page 55: ...c Water jet pump 02913 8 Spare parts and accessories Water control valve Water control valve complete 11606 Picture 50 Water control valve Vacuum gauge unit Vacuum gauge 18826 Y piece 10 mm 00394 Pict...

Page 56: ...55 Photograph of valve unit Valve unit This valve unit with integrated separator is a necessary accessory if vacuum is controlled with a vacuum controller It interrupts the connection between the pum...

Page 57: ...ion II II II overvoltage category IP class Contamination degree 2 2 2 Rotation speed range 20 280 rpm 20 280 rpm Maximum size of flask 3 It max 3 kg 3 It max 3 kg 3 It max 3 kg Temperature range 20 C...

Page 58: ...frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equipment in a residential area is lik...

Page 59: ...l scientific and medical high frequency instruments EN 61000 3 2 1995 1996 Limits for harmonic current emissions EN 61000 3 3 1995 Limitation of voltage fluctuations and flicker Canadian Radio Interfe...

Page 60: ...60 B CHI Rotavapor R 200 205 9 Appendix...

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