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KNF LAB RC 900 Operating Instructions Manual Download Page 2

 

Translation of original Operating Instructions, English, KNF 126291-126293 11/14 

 

 

 

Included with the RC 900:

 

 

Rotary evaporator and hand terminal (batteries included) 

 

Glass set, comprised of: 

- 

Vapor tube 

- 

Chilled condenser 

- 

Coated collection flask, 500 ml 

- 

Bracket for collection flask 

- 

Evaporation flask, 1000 ml 

 

Heating bath 

 

Set of hose fittings 

- 

1x  Hose fitting ID10 (vacuum) 

- 

2x  Hose fittings ID8 (coolant) 

- 

2x Hose clamps ID8 

 

Protective cover (optional) 

 

Refilling valve (optional) 

 

Coolant valve (optional) 

 

Protective film for display (optional) 

 

Mains cable 

 

Power supply for hand terminal 

 

Operating Instructions 

 

Abbreviated instructions 

 

Table of solvents 

 

CD with digital Operating Instructions 

 

Transportation protection 

 

The rotary evaporator's hand terminal is secured at the factory 
in order to avoid damage during transportation.  

The transportation protection must be removed before the 
hand terminal can be taken out. Refer to Chapter 6 

 Setup and connection

 

 

 

Summary of Contents for RC 900

Page 1: ...tions English Operating Instructions Read and observe these Operating Instructions Rotary Evaporator with Wireless Remote Control RC 900 KNF Neuberger AG Stockenstrasse 6 CH 8362 Balterswil Tel 0041 0 71 973 993 0 Fax 0041 0 71 973 993 1 E mail knf knf ch www knf ch ...

Page 2: ...se fittings ID8 coolant 2x Hose clamps ID8 Protective cover optional Refilling valve optional Coolant valve optional Protective film for display optional Mains cable Power supply for hand terminal Operating Instructions Abbreviated instructions Table of solvents CD with digital Operating Instructions Transportation protection The rotary evaporator s hand terminal is secured at the factory in order...

Page 3: ... 7 2 Stopping operation 31 8 Operating the rotary evaporator 33 8 1 Hand terminal 33 8 1 1 General functions and displays 33 8 1 2 Operation 36 8 2 Operation without hand terminal 41 8 3 Changing the evaporation flask 41 9 Servicing 42 9 1 Servicing schedule 42 9 2 Cleaning 42 9 2 1 Cleaning the rotary evaporator 42 9 2 2 Cleaning glass parts 42 9 2 3 Clean seal 43 9 2 4 Clean heating bath 43 9 2 ...

Page 4: ... to observe the Operating Instructions may result in damage or injury 1 2 Symbols and markings Warning WARNING This symbol indicates a potential danger It also indicates the possible consequences of failure to observe the warning The signal word e g Warn ing indicates the level of danger Here you will see actions for avoiding the danger and potential consequences Danger levels Signal word Meaning ...

Page 5: ...g media even in the event of glass breakage leaks or loss of cooling Ensure that no hazardous materials reactions can be produced through contact of processed solutions and solvents with the heating and cooling media or the ambient air It may be necessary to operate the unit only under a suitable fume hood Whenever the rotary evaporator is operated outside of a suitable fume hood after eliminating...

Page 6: ... in potentially explosive atmospheres The rotary evaporator may not be used in a corrosive environment The heating bath of the rotary evaporator may not be used to warm food It serves exclusively to add heat to the evaporation flask Never apply positive pressure to the rotary evaporator s vacuum connection The lifting drive may not be blocked or subjected to loads ...

Page 7: ...ory must be worn i e protective glasses gloves etc Ensure that personnel check before each use of the rotary evapo rator that they have the hand terminal associated with the rotary evaporator The rotary evaporator is equipped with a paging func tion for this purpose see Paging page 40 Safety regulations for handling initial substances and those that are produced in the process must be observed Thi...

Page 8: ...with the applicable environmental protection regula tions Ensure adherence to the pertinent national and international regulations This especially applies to parts contaminated with toxic substances The rotary evaporator complies with the safety stipulations of Directive 2004 108 EC for electromagnetic compatibility Directive 2006 42 EC for machines Directive 2011 65 EU RoHS2 and Directive 1999 5 ...

Page 9: ... Vacuum line materials Fitting on condenser PP Connections on tower PVDF stainless steel Inner connections PTFE PVDF stainless steel Tubing Norprene Pneumatic data Max permissible operating pressure bar rel 0 1 Electrical Data Nominal voltage V See type label 10 Frequency Hz 50 60 Heating power W 1300 Total power W max 1500 Total operating current A See type label Fuse A 2 x 8A delayed at 220 240V...

Page 10: ...d refilling connections GL14 Maximum permissible ambient relative humidity 80 for temperatures up to 31 C decreasing linearly to 50 at 40 C Maximum altitude of installa tion m above sea level 2000 Safety functions Drive motor fuses Electronic overcurrent protection Protection against overheating of heating bath Thermal protective switch man ual reset electronic temperature limitation electronic sw...

Page 11: ...e diameter 2 mm Batteries 4 x AA 1 2 V 2300 mAh quick charge capable see spare parts list in Chapter 11 Battery internal resistance charged mΩ 60 Battery service life Up to 12 hours depending on number of entries and data transmission Charging time About 7 h Tab 3 Applies to standard included batteries Use only the original power supply from KNF to operate or charge the hand terminal when removed ...

Page 12: ...ransportation 5 Flask clamp for 3 6 Refilling connection 7 Chilled condenser 8 Tension nut for chilled condenser 9 Flask mechanism 10 Tension nut for vapor tube 11 Flask nut 12 Rotary knob for pivot angle 13 Evaporation flask 14 Tower 15 Heating bath 16 Bottom cover plate 17 Power switch 18 Vacuum line 19 Coolant line 20 Rotary knob for pivot angle 21 USB connection 22 Connection for coolant valve...

Page 13: ...protect the evaporation flask from implosion and to protect against sprays 5 2 Rotary evaporator functions Evaporation flask The evaporation flask s angle of inclination is adjusted via the rotary knobs Fig 1 12 20 Together with the ability to move the evaporation flask up and down and to displace the heating bath the rotary evaporator may be adapted to various shapes and sizes of evaporation flas...

Page 14: ...e use of the widest range of evaporation flask sizes see section Evaporation flasks The specially shaped pouring lip makes it easier to empty the heating bath 5 3 Hand terminal Assembly 1 Upper grip 2 Display Touchscreen 3 I O switch 4 Power supply socket 12 V DC 5 Rotating knob for Entering setpoints for heating rotation directional change interval immersion depth Fine adjustment of immersion dep...

Page 15: ...aporator is turned on the batteries in the hand terminal will charge automatically The batteries will charge even if the hand terminal is switched off Alternatively the batteries can be charged through the hand terminal s included power supply see mains socket 4 on the hand terminal The power supply also makes it possible to supply the hand termi nal with electrical power directly from a mains A s...

Page 16: ...ed by poisoning or explosion Hazardous gases and vapors may be produced during distillation Air drawn out of the rotary evaporator must be safely diverted 6 1 Installation The rotary evaporator may be carried only by the components labeled in Fig 3 Carrying the rotary evaporator by any spot other than the indicated spots may result in damage to the unit Fig 3 Carrying the rotary evaporator Before ...

Page 17: ...he transportation safeguard must be disengaged before the hand terminal can be removed To do this rotate the knurled knob Fig 1 4 page 12 out until the hand terminal can be removed The transportation safeguard can be screwed back in before transporting the rotary evaporator in the future Place the included heating bath Fig 1 15 page 12 onto the base connector Once in place the heating bath can be ...

Page 18: ...ows 1 Loosen tension nut 10 for chilled condenser until the chilled condenser can be inserted 2 Insert chilled condenser 7 3 Retighten tension nut 10 for chilled condenser To finish tightening the tension nut grasp the chilled conden ser with your other hand and use it as a lever see Fig 4 Tighten tension nut Use chilled condenser to aid in fully tightening the tension nut Fig 4 Fully tightening t...

Page 19: ...e is a danger of serious local freezing when handling dry ice Observe the manufacturer s hazard notices The hoses and connections are color coded to simplify as signment see Legend in Fig 5 Connect the vacuum lines only to the left side of the tower see Fig 5 The internal connection here has elevated chemical resistance see Chapter 4 Technical data 1 Vacuum black 2 Coolant inlet blue 3 Coolant out...

Page 20: ...ion flask Fig 1 3 page 12 using the included flask clip Fig 1 5 page 12 Requirements Rotary evaporator must be ventilated WARNING Potential for personal injury by poisoning When opening the process space such as when removing the flasks residual solvent vapor may enter the surrounding atmosphere Vacuum out any solvent vapors under fume hood for example WARNING Potential for personal injury by haza...

Page 21: ...tion flask via vacuum or by lightly tightening the flask nut 11 4 Adjust the angle and heating bath position to the size of the evaporation flask 5 When working outside the fume hood put the protective cover see Chapter 11 Spare parts and accessories into place The evaporation flask is now installed and secure Requirements Completely lift out the evaporation flask and allow it to cool sufficiently...

Page 22: ...astening clip WARNING Danger of burns from hot surfaces Skin contact with the hot evaporation flask may result in burns Allow evaporation flask to cool Grasp evaporation flask at the cooler neck 4 Pull off evaporation flask Set the evaporator flask s angle of inclination via the rotary knobs 12 and 20 WARNING Danger of injury from glass splinters chemical reactions solvent with heating medium solv...

Page 23: ...alve is now installed If the rotary evaporator is not operated under a fume hood heating temperature no more than 90 C then installation of the protective cover on the heating bath is mandatory for protection against implosion airborne glass splinters and liquid and hot spray water The protective cover may be used only with heating bath temperatures up to 90 C When temperatures are higher the evap...

Page 24: ...Instructions English KNF 126291 126293 11 14 Fig 7 Protective cover closed The walls of the protective cover are transparent permitting obser vation of events inside the evaporator flask It also has a flap Fig 8 1 that permits rapid access to the evaporator flask Fig 8 Protective cover open ...

Page 25: ...flap are monitored electronically Using the hand terminal you can select how the rotary evaporator will react when the protective cover is removed or the flap opened during operation see Chapter 8 1 When working without the protective cover under fume hood electronic monitoring of the protective cover must be deac tivated at the hand terminal see Chapter 8 1 2 ...

Page 26: ...lant valve connection Fig 1 20 page 12 Consult with KNF before using any other valves If the rotary evaporator is cooled by a cold trap with dry ice additional coolant is not required 3 If present connect the coolant valve accessory into the feed line see Fig 9 WARNING Danger of bursting from overpressure When the coolant valve is installed into the return line or the return line is blocked in any...

Page 27: ...Chapter 4 Technical data page 9 Make sure the rotary evaporator is used properly see Chapter 2 1 page 5 Eliminate the possibility of improper use see Chapter 2 2 page 6 Observe the safety precautions see Chapter 3 page 7 DANGER Uncontrolled operation may result in personal injury and damage to the rotary evaporator When using several rotary evaporators simultane ously there is the danger of confus...

Page 28: ...directly Chapter 8 2 page 41 WARNING Inadequate cooling may result in personal injury and damage to the rotary evaporator If cooling is inadequate there will be a danger of the vacuum pump system sucking solvent vapors from the chilled condenser Make sure that no solvent can enter the ambient atmosphere in the event of a cooling failure In order for the chilled condenser to recover solvent from th...

Page 29: ...pilled when sliding or carrying the heating bath Make sure that the heating bath is sufficiently cooled before sliding or carrying The heating bath contains a scale that indicates the maximum fill volume based on the size of the selected evaporation flask To more accurately estimate the proper filling volume the evaporation flask may be lowered into the heating bath before filling see Chapter 8 Op...

Page 30: ...tuation Using the refilling valve the evaporation flask may be refilled under vacuum during operation as follows 1 Connect the source of medium to the refilling valve 2 Open the refilling valve The additional medium will be drawn into the evaporation flask Switching on the rotary evaporator Switch on the rotary evaporator at the power switch see Fig 1 17 page 12 Switch on hand terminal at its I O ...

Page 31: ...ts I O switch see Fig 2 3 page 14 WARNING Uncontrolled operation may result in personal injury and damage to the rotary evaporator If the hand terminal is switched off while the rotary evaporator remains switched on the rotary evapora tor will continue to operate with the current settings Always switch the rotary evaporator off when done working WARNING Danger of burns from hot media Skin contact ...

Page 32: ...sonal injury by poisoning When opening the process space such as when removing the flasks residual solvent vapor may enter the surrounding atmosphere Vacuum out any solvent vapors under fume hood for example Empty evaporation and collection flasks Stop the feed of coolant separate any coolant connections Separate vacuum connection if present ...

Page 33: ... directional change interval immersion depth Fine adjustment of immersion depth Fig 10 Hand terminal The rotary evaporator is operated via the hand terminal with the aid of rotary knob Fig 10 5 and touchscreen Fig 10 2 The rotary knob has the following functions Rotate the knob Enter setpoints for temperature of heating bath rotation speed optimal time interval for changing direction of rotation i...

Page 34: ... the screen is dark Tap on the display to re activate the display and keys Picking up and replacing hand terminal Pick up the hand terminal from the rotary evaporator as follows Grasp hand terminal at upper grip Fig 10 1 and pull until it re leases remove transportation safeguard if necessary see Ch 6 Flipping down the contact cover Fig 11 protects the electrical contacts on the bottom on the hold...

Page 35: ...l according to base setting see Chapter 8 1 2 Fig 12 Displays on the touchscreen Menus fields and buttons 1 Button Rotation ON OFF symbol flashes when rota tion ON 2 Button Heating bath ON OFF symbol flashes when heat ing bath ON 3 Button Call rotary evapora tor paging 4 Menu Temperature units 5 Input field Heating tempera ture setpoint 6 Input field Speed 7 Input field for time interval of option...

Page 36: ...tion EMERGENCY STOP inactive A warning tone will sound EMERGENCY STOP active A warning tone will sound After 3 seconds the evapora tion flask will be raised from the heating bath and rotation will stop Deactivate electronic monitoring when operating the rotary evapo rator under a suitable fume hood without the protective cover b De activate automatic switch off of the heating bath The heating bath...

Page 37: ...ig 13 Press input field for the desired setpoint The selected input field will be highlighted on the display with a black background Use rotary knob to adjust setpoint After 2 seconds the display returns to the starting state In the starting state the input field for speed is selected There fore speed can be changed directly via the rotary knob at any time without first pressing the associated fie...

Page 38: ... the setpoint see Entering setpoint The setpoint will be approached directly when the Lower button Fig 13 12 is pressed Fine adjustment by pressing and then turning the rotary knob If pressed again or if no input is made after 2 seconds the display will return to the starting state rotary knob again ad justs speed directly You can override the current setpoint with fine adjustment If a new immersi...

Page 39: ... Fig 13 9 b Exchange the evaporation flask WARNING Danger of injury from glass splinters chemical reactions solvent with heating medium solvent and hot liquids When using the Exchange flask key any changes to the size or shape of the evaporation flask may cause the flask to collide with the heating bath tank or other parts When exchanging the evaporation flask make sure that the size and shape of ...

Page 40: ...sponds with a signal tone see also Chapter 8 2 Vice versa the LED next to the paging button Fig 19 2 on the rotary evaporator will flash if the Page rotary evaporator symbol Fig 13 3 is pressed in the hand terminal s display No wireless connection If there is no wireless connection between the hand terminal and the associated rotary evaporator for example if the rotary evapora tor is not switched ...

Page 41: ...ing switch off page the hand terminal the hand terminal will answer with a signal tone 2 open and close coolant valve accessory 3 The LED il luminates when the coolant valve is open 1 Stop process button 2 Page hand terminal 3 Button to open close cool ant valve accessory Fig 19 Buttons on the RC 900 rotary evaporator 8 3 Changing the evaporation flask See Chapter 6 1 for information on installing...

Page 42: ...ls After operation the components of the rotary evapo rator may be contaminated with aggressive materi als Always wear protective clothing protective glasses gloves etc as required for worker safety in a laboratory 9 2 1 Cleaning the rotary evaporator Clean the outside of the rotary evaporator with a moist towel only Do not use flammable cleaning agents 9 2 2 Cleaning glass parts Glass parts adequ...

Page 43: ...eaning agent 3 Re install vapor tube see Ch 9 3 9 2 3 Clean seal 1 Remove seal see Ch 9 4 2 Clean seal with suitable cleaning agent 3 If necessary clean seal receiver with suitable cleaning agent 4 If necessary clean vapor tube see Ch 9 2 2 5 Re install seal see Ch 9 4 9 2 4 Clean heating bath Heater must be shut off Heating bath adequately cooled Evaporation flask in upper stop position Protectiv...

Page 44: ...heating bath may be hot even after the rotary evaporator has been shut off Allow the rotary evaporator to cool off after operation 1 Screw off flask nut Fig 20 1 With the other hand hold the vapor tube s 2 tension nut 2 Loosen the vapor tube s 2 tension nut until the vapor tube 3 can be pulled out While doing this press and hold the block for the rotation drive 4 3 Pull out the vapor tube 3 4 Inse...

Page 45: ...ging vapor tube 9 4 Changing seal 1 Remove chilled condenser see Ch 6 1 2 Remove vapor tube see Ch 9 3 3 Remove old seal see Fig 21 4 Re install vapor tube see Ch 9 3 5 Slide the new seal see Ch 11 1 Spare parts onto the vapor tube The lip of the seal must be aligned inward see Fig 21 6 Install vapor tube see Ch 9 3 7 Install chilled condenser see Ch 6 1 8 Properly dispose of old seal Fig 21 Align...

Page 46: ...urns from hot parts Glass parts and the heating bath may be hot even after the rotary evaporator has been shut off Allow the rotary evaporator to cool off after operation 1 Loosen screw Fig 22 1 and remove cover 2 2 Loosen screw 3 and remove fuse holder 4 3 Use a regular head screwdriver to open the fuse holder 4 replace old fuses with new ones refer to Chapter 4 page 9 for fuse specifications 4 R...

Page 47: ... points for inspecting protective conductor 9 7 Changing batteries on the hand terminal Qty Material 1 Phillips screwdriver no 2 Tab 7 1 Loosen the six screws on the underside of the hand terminal 2 Remove the rear cover plate 3 Replace the batteries Refer to Chapter 4 2 page 11f for required battery specifica tions Never use new batteries together with used batteries All batteries must be replace...

Page 48: ...nal fuse is burned out Use a suitably sized power cable see rotary evaporator s type label for power consumption Replace power cable s fuse if nec essary Fuses in rotary evaporator are blown 1 Identify and eliminate cause of overload 2 Change the rotary evaporator s mains fuses see Ch 9 5 page 46 The desired vacuum is not reached The attached vacuum device is inadequate Attach an adequate vacuum d...

Page 49: ...t Heating bath is not switched on symbol in display not flashing Switch on heating bath see Ch 8 1 2 page 33 Insufficient heating medium in heating bath see table 10 for error message Refill heating medium see Ch 7 1 page 27 Heating bath has no elec trical contact Make sure heating bath sits properly on rotary evaporator Make sure no foreign parts are underneath heating bath Thermal protective swi...

Page 50: ...e heating bath The protective switch must then be reset manually as fol lows 1 Allow heating bath to cool 2 Empty heating bath 3 Determine cause of error and remove If you are unable to determine the cause of the error call your KNF technical adviser see last page for telephone number 4 Reset the thermal protective switch Use a pointed object such as a pencil or a pointed tool to press the button ...

Page 51: ...ary evaporator not in opera tion The rotary evaporator is shut off Switch on rotary evaporator with mains power switch Mains power switch must illuminate Wireless connection is disturbed Check whether the hand terminal is being used outside the wireless range Make sure that the wireless space is not disturbed by electric devices or metal objects If necessary place hand terminal onto rotary evapora...

Page 52: ...to diagnose the problem please send the rotary evaporator to KNF customer service see address on last page 1 Clean rotary evaporator heating bath and any parts that contact medium see Chapter 9 2 1 page 42 2 Rinse vacuum and coolant lines on and in the tower in order to remove hazardous or aggressive materials 3 Send the rotary evaporator together with completed Health and Safety Clearance and Dec...

Page 53: ...0 ml NS29 32 128159 Evaporation flask 1000 ml NS24 40 128893 Vapor tube NS29 32 126059 Vapor tube NS24 40 128762 Flask nut NS29 32 126056 Flask nut NS24 40 128781 Mains fuses 240 V 50 60Hz T 8 2x 115 V 50 60Hz T 15 2x NOTE Observe Chapter 9 5 when changing fuses 136067 136309 Tab 11 indicate desired length in whole meters 11 2 Accessories also see chapter 6 Accessories Order No Protective cover fo...

Page 54: ... 113939 2000 ml 113938 Evaporation flask NS29 32 50 ml 113079 100 ml 113080 250 ml 113081 500 ml 113082 1000 ml 128159 2000 ml 113083 3000 ml 113084 Evaporation flask NS24 40 50 ml 300561 100 ml 300562 250 ml 300563 500 ml 300564 1000 ml 128893 2000 ml 300565 3000 ml 300566 Powder flask NS29 32 500 ml 300588 1000 ml 300589 2000 ml 300590 Powder flask NS24 40 500 ml 300591 1000 ml 300592 2000 ml 30...

Page 55: ...clearance and decontamination form For optimal processing of a return a copy of this declaration should be sent in advance via e mail regular mail or fax to KNF Customer Service refer to final page for address In order to avoid endangering employees who open the shipment s packaging despite any residual hazards the original version of the Health and safety clearance and decontamination form must a...

Page 56: ...and safety clearance and decontamination form Rotary Evaporator RC 900 56 Translation of original Operating Instructions English KNF 126291 126293 11 14 13 Health and safety clearance and decon tamination form ...

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