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Rotavapor

 R-220 EX

1  Scope of Delivery

1  Scope of delivery

Fig. 1.1: R-220 Ex Overall View

Component 

1  Chassis, complete, with control and  

driving unit and heating bath

1  6L, 10L or 20L Evaporation flask
1  Receiving flask 1 x 10L Single receiver or  

2 x 10L Interchangeable receivers

1  Glass assembly 

(Refer to Chap. 4.7 - 4.9 for Figure)

Table 1.1: Scope of Supply

Standard Accessories: 

            Ordering No.

1  Seal tool 

20075

1  Operating Manual
 German 

96986

 English 

96987

 French 

96988

 Italian 

96989

 Spanish 

96990

Table 1.2:  Standard Accessories

Summary of Contents for Rotavapor R-220 EX

Page 1: ...Rotavapor R 220 EX Operation Manual 096987K en...

Page 2: ...the right to make changes to the manual as deemed necessary in the light of experience espe cially in respect to structure illustrations and technical detail This manual is copyright Information from...

Page 3: ...5 4 20 Checking Installation 25 5 Operation 26 5 1 Arrangement of the Operator Control and Display Elements 26 5 2 Setting the Parameters 27 5 3 Vacuum Controller 28 5 4 Splash Protector 32 5 5 Tips a...

Page 4: ...bath 1 6L 10L or 20L Evaporation flask 1 Receiving flask 1 x 10L Single receiver or 2 x 10L Interchangeable receivers 1 Glass assembly Refer to Chap 4 7 4 9 for Figure Table 1 1 Scope of Supply Standa...

Page 5: ...arning Information on dangers thatvvcan be injurious to one s health or cause material damage Note Information pointing out technical requirements A failure to observe such information can lead to mal...

Page 6: ...he provi sions in this Operating Manual 2 4 Unauthorized Use Any use other than those indicated above and any use that is not in conformity with the Technical Data is considered to be misuse The opera...

Page 7: ...amaged glassware Electrostatic charges while working e g during the trans fer of combustible solutions and while drying powders Temperatures of coolants that lie below the freezing point of the distil...

Page 8: ...an integral component of the rotary evaporator this Operating Manual must be readily available at all times to the operating staff at the location where they are using the unit The operator must infor...

Page 9: ...not permitted to open the housing in particular the flameproof enclosure and this task may only be carried out by trained service personnel The user may not disconnect reconnect or in any way change...

Page 10: ...ask forming a thin film of solvent on the inner sur face of the flask This combination of turbulence and film prevents local overheating and ensures high distillation speed Rotary Drive The drive unit...

Page 11: ...f the room In particular the zone allocation and the temperature class must agree The dimensions of the rotary evaporator incl glass are Height without trolley Reflux 1700 mm Descending 1800 mm Bullfr...

Page 12: ...lation cooling material inlet Fine regulation cooling material outlet Mains cable Vacuum valve Vapor temperature sensor Sound absorber 4 4 Setting up the Support Rod Place the support rod into the hol...

Page 13: ...lways be a gap of about 2 mm between the knurled nut and the support surface 4 6 Removal of the EasyClamp On all EasyClamp connections only the bolt without a spacer spring has to be removed in order...

Page 14: ...ction Align the cooler in a vertical position and fix it in place with the pivoting clamp Screw the cooling water hose nipples onto the cooler Insert the shut off tap into the distribution head and ti...

Page 15: ...the cooler and the expansion vessel using the U tube and fix in position with two DN40 EasyClamp connections Align the cooler and the expansion vessel in their vertical positions and fix them in place...

Page 16: ...ith the U tube and fix them in position with two DN40 Easy Clamp connections Insert the second cooler together with the cooler hold er into the pivoting clamp Join the two coolers with the Y connectio...

Page 17: ...ghten it firmly Bring the support up and fix the receiving flask in posi tion on the branching piece using a DN25 EasyClamp con nection Dual Receiver Fasten the support rings to the support rods at th...

Page 18: ...A clear resistance must be felt when this is done If not readjust the tension on the closure Adjusting the tension on the closure Open the closure hook up and turn it Turning clockwise increases pres...

Page 19: ...flask to hold it from below Open the closure lever Use your thumb to release the closure hook Flip up the first segment of the snap flange coupling With your hand under the flask lift it lightly sligh...

Page 20: ...ondensers D2 und DB2 the two con densers can be connected serially the additional condenser being cooled first The following is the key for all of the hose diagrams on these two pages Cooling water in...

Page 21: ...l of the hose diagrams on these two pages Cooling water inlet for first condenser Cooling water outlet for first condenser Cooling water inlet for second condenser Cooling water outlet for second cond...

Page 22: ...o open Turn the gray upper section of the grip clo ckwise until the shut off tap latches into the 1st position If the opening is not large enough continue turning until the shut off tap reaches the 2n...

Page 23: ...eased safety terminal box of the heater The system is based on a liquid filled capillary tube with a bellows fitting Standard EN 50019 stipulates that the safety temperature limiter may only be reset...

Page 24: ...sk in order to drive the water out 4 17 Compressed Air Connection The maximum permissible pressure is 8 bar Make sure that the compressed air is oil free The pressure hose must be secured with the pro...

Page 25: ...o bolts must be connected to the cable 4 20 Checking Installation After installation has been completed and before doing the first distillation check to make sure the installation has been carried out...

Page 26: ...n lamps Vapour temperature Heat output Heating Error The bath is lowered automatically when the unit is switched off or in case of a power failure to ensure that the evapora ting flask will in all cas...

Page 27: ...tes and a cor responding code is provided in the upper display P184 ap pears if the vapour temperature sensor is not connected 5 2 Setting the Parameters Bath temperature The setpoint for the bath tem...

Page 28: ...Rotavapor you need to set two values The lower vacuum level Relay 1 set point is the ul timate vacuum that has to be reached When reaching the upper vacuum level Relay 1 reset point the vacuum valve...

Page 29: ...settings 3 Select Relay setup by pressing the arrow buttons and press Enter to open the setting menu 4 Select Relay 1 set point to set the value of the pres sure at which the vacuum valve will close...

Page 30: ...ssing the arrow but tons 12 Press Save to save the entries and exit 13 Select Relay 1 reset point by pressing the arrow buttons to set the value for the upper pressure limit at which the vacuum valve...

Page 31: ...or to change the value 19 Press OK to save the entry 20 Select the check mark by pressing the arrow but tons 21 Save the vacuum setting by pressing Save 22 After 10 seconds of inactivity the display...

Page 32: ...ipated again across the cooler In order to ensure this it is best to work according to the following rule of thumb Cooling water T2 Boiling temperature T1Bath max 20 C 40 C 60 C How do you attain thes...

Page 33: ...roducts that have high viscosity and that would therefore adhere to the flask wall or products that foam excessively Reduce the speed in these cases 5 5 3 General instructions for optimum distillation...

Page 34: ...0 318 68 0 724 375 Dioxane C4 H8 O2 88 1 406 101 1 034 107 DMF Dimethylformamide C3 H7 NO 73 1 153 0 949 11 Ethanol C2 H6 O 46 0 879 79 0 789 175 Ethyl acetate C4 H8 O2 88 1 394 77 0 900 240 Heptane C...

Page 35: ...sensor is activated Fill bath with heating medium PT 1000 defective no display Contact service department Heater coils defective Contact service department Rotation does not function Pressure too low...

Page 36: ...slightly and close it until the hook latches in place Close the segment on the right Insert the closure hook and close the snap flange coupling with the closure lever A clear resistance must be felt w...

Page 37: ...d must come to rest in the notch in the vapour duct 6 6 Replacement of the Seals for the Distribu tion Head Open the DN70 EasyClamp by releasing the knurled nuts on all 3 bolts but do not screw the nu...

Page 38: ...of the seal Close the segments of the EasyClamp Flip the top bolt up and in and hand tighten all 3 knurled nuts Tip When the glass assembly R is in place the vacuum seal can be taken out and or clean...

Page 39: ...ne The rate of pressure rise must not exceed 3 to 5 mbar per 15 minutes A greater pressure rise indicates a leak in the vacuum seal In such a case recheck all EasyClamp connections and all valves 6 11...

Page 40: ...ation 7 2 Packing Transport The original packing has been specially designed for trans porting the unit and the glass parts for it Use only the original packing materials for any further transport 7 3...

Page 41: ...ssories other than those from BUCHI is permissible only with prior approval of the manufacturer The Spare Parts Catalog may be used for purposes of assembly and disassembly only in conjunction with th...

Page 42: ...41442 41131 46512 41076 46513 41436 3577 5155 41443 41348 41155 41333 27289 41130 41076 27277 46512 41307 41333 41131 41442 41130 46513 27289 41155 41399 41348 41076 46515 41120 46516 11055587 41442 4...

Page 43: ...DN40 41131 Pivoting clamp complete 41151 Glass holder complete 41155 Clamping lever 41156 2 bolts complete for EasyClamp DN25 41240 3 bolts complete for EasyClamp DN40 41241 Distribution piece D 4130...

Page 44: ...1060 41076 27277 41164 41348 46511 46510 27289 41348 46511 46510 27289 27277 41164 41076 41060 41155 41399 Fig 8 2 Spare parts Glass Assemblies R RB C R RB C 41348 46511 46510 3577 5155 41436 41458 41...

Page 45: ...sensor B complete 41076 Glass holder C complete 41079 Glass holder B complete 41120 EasyClamp DN25 41130 EasyClamp DN40 41131 Pivoting clamp complete 41151 Glass holder complete 41155 Clamping lever 4...

Page 46: ...130 Pivoting clamp complete 41151 Base for flask 41252 Branching piece 1 41447 Receiving flask 10L 46519 Branching piece 2 46520 Single receiver E Ventilation cap 46574 Outlet valve DN25 2 41061 Shut...

Page 47: ...g flask seal complete 41121 Easy Clamp element DN70 41135 Support ring inlet valve 41147 Set of 5 O rings 64x5 0 41229 Set of 10 cover caps D11 Pa 41230 Set of distribution head sealings 41231 Glass b...

Page 48: ...mpletel 41112 6 L Evaporating flask 27470 10 L Evaporating flask 27469 20 L Evaporating flask 27468 This special flask is particularly suited for drying powdery sub stances or a homogeneous mixture of...

Page 49: ...g 8 11 Splash Protector Fig 8 12 Trolley Fig 8 13 Manual flask handler 8 4 Accessories Component Ordering No Splash Protector Splash Protector 46431 Trolley Trolley for R 220 and R 220Ex 41257 Manual...

Page 50: ...re Parts and Accessories Fig 8 14 Valve body complete and Controller Ex Vacuum Controller EX Component Ordering No Vacuum controller Ex complete 11060831 Valve body stainless complete 41424 In line va...

Page 51: ...l X2CrNiMo 17 13 2 1 4404 or 316L Bath heater control Electronic with PT 1000 Control accuracy 2 to 1 C Range of bath temperatures 20 C 150 C Overheating protection Mechnical overtemperature switch 13...

Page 52: ...sed in accor dance with the instruction manual may cause harmful interference to radio communications Opera tion of this equipment in a residential area is like to cause harmful interference in which...

Page 53: ...es de protection destin s tre utilis s en atmosph re explosible 2014 34 EU Equipment and protective systems intended for use in potentially explosive atmospheres EN 60079 0 2012 A11 2013 EN 60079 1 20...

Page 54: ...a 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 21 537 62 17...

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