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KNF SCC 950 Operating Instructions Manual

Vacuum pump system
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KNF Neuberger GmbH
Alter Weg 3
79112 Freiburg
Germany
Tel. +49 (0)7664 / 5909-0
Fax +49 (0)7664 / 5909-99
E-Mail:
info@knf.de
www.knf.de
KNF 304771-304773 07/18
Translation of original Operating Instructions, English
Operating Instructions
Read and observe these Operating Instructions!
Vacuum pump system
SCC 950

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  • Page 1 Operating Instructions Read and observe these Operating Instructions! Vacuum pump system SCC 950 KNF Neuberger GmbH Alter Weg 3 79112 Freiburg Germany Tel. +49 (0)7664 / 5909-0 Fax +49 (0)7664 / 5909-99 E-Mail: info@knf.de www.knf.de KNF 304771-304773 07/18 Translation of original Operating Instructions, English...
  • Page 2 The transportation protection must be removed before hand terminal 1 can be removed. Refer to Chapter 6 Setup and connection. Hand terminal 2 is enclosed without a transport securing device. Translation of original Operating Instructions, English, KNF 304771-304773 07/18...

  • Page 3: Table Of Contents

    9.3.3. Disassembling head connection 42 9.3.4. Disassembling pump heads 9.3.5. Replacing the diaphragms and valve plates 9.3.6. Assembling heads and head connection 9.3.7. Final steps 10. Troubleshooting 11. Spare parts and accessories 11.1. Spare parts Translation of original Operating Instructions, English, KNF 304771-304773 07/18...

  • Page 4: About This Document

     This indicates an activity (step) that must be carried out. 1. This indicates the first step of an activity to be carried out. Any additional steps are numbered consecutively. This symbol indicates important information. Translation of original Operating Instructions, English, KNF 304771-304773 07/18...

  • Page 5: Use

    Vacuum pump system SCC 950 2.1. Intended use The SCC 950 vacuum pump system is designed for use in chemi- cal, pharmaceutical, and biological laboratories. It is designed exclusively to transfer gases and vapors. Make sure that the installation location is dry and that the system is protected against water in the form of rain, spray, splashes and drips.

  • Page 6: Improper Use

    (e.g. with the medium). The vacuum pump system must not be used to create vacuum and pressure simultaneously. Never apply positive pressure to the suction side of the vacuum pump system. Translation of original Operating Instructions, English, KNF 304771-304773 07/18...

  • Page 7: Safety

    Fig. 1: Notice sticker Using the right Ensure that personnel check before each use of the SCC 950 hand terminal vacuum pump system that they have the correct hand terminal for for the vacuum pump system the vacuum pump system.
  • Page 8 Standards The SCC 950 vacuum pump system conforms to the Directive 2011/65/EU (RoHS2). The SCC 950 vacuum pump system conforms to the safety regula- tions of Directive 2014/30/EU concerning Electromagnetic Compat- ibility and Directive 2006/42/EC concerning Machinery. The follow- ing harmonized standards are met: ...

  • Page 9: Technical Data

    [bar g] Ambient and media temperature Permissible media and +10°C to + 40°C ambient temperature * liters in standard state (1013 mbar at 0°C) Tab. 2 (1st part) Translation of original Operating Instructions, English, KNF 304771-304773 07/18...
  • Page 10 If one of these safety functions is triggered, the pump will be shut down and must be manually reset, as follows:  Separate vacuum pump system from the mains.  Remove the cause(s) of the fault before restarting. Translation of original Operating Instructions, English, KNF 304771-304773 07/18...

  • Page 11: Hand Terminal Of The Vacuum Pump System

    7 h Tab. 3 * Applies to standard included batteries When charging the hand terminals of the SCC 950 vacuum pump system, use only the original power supply from KNF. Several SCC 950 vacuum pump systems can be operated simultaneously within the range of the wireless connection using the associated hand terminals.

  • Page 12: Software

    Technical data Vacuum pump system SCC 950 4.3. Software The USB connection between the PC and the SCC 950 vacuum pump system is operated as an RS232 interface. Accordingly, in the operating system it is managed as an additional COM connec- tion and can be addressed with conventional terminal software.

  • Page 13: Assembly And Functions 5.1. Scc 950

    23 Fuse drawer 24 Mains plug connection 25 Coolant connection on high-performance conden- ser (discharge) 26 Coolant connection on high-performance conden- ser (feed) 27 Gas outlet Fig. 2: SCC 950 vacuum pump system Translation of original Operating Instructions, English, KNF 304771-304773 07/18...

  • Page 14: Vacuum Pump System Functions

    Assembly and functions Vacuum pump system SCC 950 The SCC 950 vacuum pump system uses a pump to generate a vacuum with which two separate processes can be controlled with the help of the two hand terminals (Fig. 2/4 and 13, p. 13) or a PC.
  • Page 15 Gas ballast The gas ballast switch (Fig. 2/6) can be used to open and close the gas ballast valve on the vacuum pump system's pump (see Chap- ter 5.3). Translation of original Operating Instructions, English, KNF 304771-304773 07/18...

  • Page 16: Hand Terminals

    2. Function The hand terminals are used to set the process parameters of the two processes with which the SCC 950 vacuum pump system controls the pressure. Settings can be made on the hand terminal's touchscreen (2) or with the rotary knob (5).

  • Page 17: Pump

    (1). The diaphragm hermetically seals the pumping chamber (3) from the pump drive (7). Translation of original Operating Instructions, English, KNF 304771-304773 07/18...

  • Page 18: Gas Ballast

     Open gas ballast valve, blue LED on - Press again  Close gas ballast valve, blue LED off Please contact KNF Service if you require an inert connection for the gas ballast. Translation of original Operating Instructions, English, KNF 304771-304773 07/18...

  • Page 19: Setup And Connection

    Remove transportation safe- Hand terminal 1 of the SCC 950 vacuum pump system is secured guard at the factory in order to prevent damage during transportation. The transportation safeguard must be disengaged before the hand terminal can be removed.
  • Page 20 The angle of the charging station can be adjusted by the positions of the foot and the wire support (mounting options, see Fig. 6). 2.) Bench version 2 (Fig. 6, center) See Version 1). Translation of original Operating Instructions, English, KNF 304771-304773 07/18...
  • Page 21 6. Place the hand terminal on the charging station (Fig. 8/4.) and fix in place with the transport holder (Fig. 6/8) (optional) Fig. 8: Attaching the charging station to the SCC 950 vacuum pump system Translation of original Operating Instructions, English, KNF 304771-304773 07/18...

  • Page 22: Connections

    (Fig. 2/16 and 19, p. 13). The safety precautions in Chapter 3 must be observed at all times. Please contact KNF Service if you require an inert connection for the gas bal- last. 5. Insert the power cable plug into a properly installed grounded socket.

  • Page 23: Operation

    Chapter 2.1, page 5).  Exclude the possibility of the vacuum pump system being used improperly (see Chapter 2.2, page 6).  Observe the safety precautions (see Chapter 3, page 7). Translation of original Operating Instructions, English, KNF 304771-304773 07/18...
  • Page 24 Vacuum pump system SCC 950 Uncontrolled operation may result in personal injury and damage to the vacuum pump system. If several vacuum SCC 950 pump systems are used, there is a danger of confusing them, which can result DANGER in undesired interference with other processes: If...
  • Page 25 (Fig. 2/8 and 9, page 13). When needed, empty the collection flasks; properly dispose of contents. Translation of original Operating Instructions, English, KNF 304771-304773 07/18...

  • Page 26: Stopping Operation

     Switch off hand terminal at its I/O switch (see Fig. 3/3, page 16). Uncontrolled operation may result in personal injury and damage to the SCC 950 vacuum pump system. If the hand terminal is switched off while the SCC 950 vacuum pump system remains switched on, the...

  • Page 27: Operating The Vacuum Pump System27

    Replace hand terminal as follows: Replace the hand terminal on the vacuum pump system by putting its base onto the holder for the hand terminal (Fig. 2/5, page 13) or Translation of original Operating Instructions, English, KNF 304771-304773 07/18...
  • Page 28 Only in Automatic operating mode Automatic with pressure reduction Only in Automatic operating mode Automatic pressure reduc- tion active Fig. 10: Displays on the touchscreen Translation of original Operating Instructions, English, KNF 304771-304773 07/18...

  • Page 29: Operation

    Pressure units can be changed only when no process is active. To change the pressure unit, you have to change to a different operating mode temporarily. Fig. 12: Pressure units menu Translation of original Operating Instructions, English, KNF 304771-304773 07/18...
  • Page 30 Press the rotary knob: Vacuum pump system is evacuating.  Let go: Actual pressure will be adopted as setpoint pressure.  Rotate the knob: Changes setpoint pressure. Fig.13 : Operating mode menu Translation of original Operating Instructions, English, KNF 304771-304773 07/18...
  • Page 31 OFF button. Opening and closing coolant valve (accessory) The coolant valve of the SCC 950 vacuum pump system can be activated via both hand terminals (for switching behavior, refer to Tab. 5).
  • Page 32 Entering the data points (up to 12): 1. Length of time from previous data point: ∆ t 2. Setpoint pressure: p (mbar) / p (bar) / p (hPa) / p (Torr) Translation of original Operating Instructions, English, KNF 304771-304773 07/18...
  • Page 33 = repeat. The number of required repeats can now be entered in the setpoint pressure field. …  = delete the data point. In both cases, all following data points are automatically deleted. Translation of original Operating Instructions, English, KNF 304771-304773 07/18...
  • Page 34 Refer to Chapter 10, Tab. 10 (page 49) for tips on resolving this problem. Fig.16 : Display "No connection" Translation of original Operating Instructions, English, KNF 304771-304773 07/18...

  • Page 35: Changing Batteries On The Hand Terminal

    For required battery specifications refer to Chapter 4.2, page 11. Never use new batteries together with used batteries. All batteries must be replaced simultaneously. 4. Re-install cover plate. 5. Dispose of batteries according to regulations. Translation of original Operating Instructions, English, KNF 304771-304773 07/18...

  • Page 36: Operation Without Hand Terminal

    (accessory) of the high-performance condenser Gas ballast switch Fig. 17: Buttons on SCC 950 vacuum pump system 8.3. Software Please see the delivered CD for information on operating the vacuum pump system via software. Translation of original Operating Instructions, English, KNF 304771-304773 07/18...

  • Page 37: Servicing

    6. Hold the collection flask (Fig. 2/9, page 13) and simultaneously remove the flask clip (7); remove the collection flask. 7. Dispose of contents in collection flask according to local regu- lations. Then rinse out collection flask. 8. Reattach collection flask. Translation of original Operating Instructions, English, KNF 304771-304773 07/18...
  • Page 38 1. Hold the collection flask (Fig. 2/8, page 13) and simultaneously remove the flask clip (7); remove the collection flask. 2. Dispose of contents in collection flask according to local regu- lations. Then rinse out collection flask. 3. Reattach collection flask. Translation of original Operating Instructions, English, KNF 304771-304773 07/18...

  • Page 39: Replacing The Diaphragms And Valve Plates

    Danger of burns from hot pump parts The pump head or motor may be hot even after the pump has been shut off.  Allow the pump to cool off after operation. CAUTION Translation of original Operating Instructions, English, KNF 304771-304773 07/18...

  • Page 40: Removing The Pump

    Servicing Vacuum pump system SCC 950 9.3.1. Removing the pump Fig. 18: Accessing the pump in the SCC 950 vacuum pump system 4x attachment screws 1x plug for voltage supply (grip assembly) 2x spring steel clips 1x grip assembly 2x head connection fittings...

  • Page 41: Overview Of Pump Parts

    (8) and properly dispose of the old O-rings. 5. Loosen the four attachment screws (9) and remove the pump. 9.3.2. Overview of pump parts Fig. 19: Exploded drawing of SCC 950 pump 4x head screws 2x attachment screws 16x attachment screws (connection .1.2)

  • Page 42: Disassembling Head Connection

    1. Remove the head connection's (10) and (13) screws (Fig. 20/9) and (12) and remove the head connections. 2. Remove O-rings (14) and flat seals (11). 9.3.4. Disassembling pump heads Fig. 21: Marking the pump Translation of original Operating Instructions, English, KNF 304771-304773 07/18...
  • Page 43 (IIII) and remove O-rings (4). Fig. 22: Removing the O-rings 9. On all four heads, undo the head screw (Fig. 23/1) in the head plate (3) and remove head plate from the intermediate plate (7). Translation of original Operating Instructions, English, KNF 304771-304773 07/18...

  • Page 44: Replacing The Diaphragms And Valve Plates

    The shim rings (17) must be installed in the same quantity as before to ensure the pump's pneumatic performance. Fig. 24: Replacing the diaphragm Translation of original Operating Instructions, English, KNF 304771-304773 07/18...

  • Page 45: Assembling Heads And Head Connection

    (Fig. 18/9) are inserted into the foot plate. This is required in order to later re-fasten the pump in the vacuum pump system. 6. Properly dispose of the old diaphragms, valve plates, and O- rings. Translation of original Operating Instructions, English, KNF 304771-304773 07/18...

  • Page 46: Final Steps

    (see Fig. 8, p. 21). 7. Reconnect the vacuum pump system to the mains power. If you have any questions about servicing, call your KNF technical adviser (see last page for contact telephone number). Translation of original Operating Instructions, English, KNF 304771-304773 07/18...

  • Page 47: Troubleshooting

    Hose connection leaking. seated on the hose connectors.  Replace leaking hoses.  Replace leaking hose connectors.  For the order number, refer to Chap- ter 11, page 52. Tab. 9 (1st part) Translation of original Operating Instructions, English, KNF 304771-304773 07/18...
  • Page 48 Danger of high-performance condenser performance condenser is rupturing obstructed.  Eliminate blockage of gas outlet.  Replace diaphragms and valve Diaphragms or valve plates are worn. plates (Chapter 9.3) Tab. 9 (2nd part) Translation of original Operating Instructions, English, KNF 304771-304773 07/18...
  • Page 49  Place hand terminal on switched on vacuum Batteries in hand terminal are empty. pump system to charge the batteries.  Alternatively: Run hand terminal via the power supply. Tab. 10 (1st part) Translation of original Operating Instructions, English, KNF 304771-304773 07/18...
  • Page 50  See Tab. 9, "Insufficient vacuum generated Leak in the system. although the pump is running."  Contact KNF Service. Pressure sensor has to be recalibrated. Tab. 10 (2nd part) Translation of original Operating Instructions, English, KNF 304771-304773 07/18...
  • Page 51 Fault persists If you are unable to identify the cause of the problem, please send the vacuum pump system to KNF Customer Service (see address on last page). 1. Rinse vacuum pump system to free the pump head, lines and glass vessels of dangerous or aggressive gases (see Chapter 9.2.1, page 37).

  • Page 52: Spare Parts And Accessories

    3 x black  2x O-rings (ø 7.65 x 1.78), green  2x O-rings (ø 10 x 1.8), black Spare part set for system type Order No. SCC 950 126111 Tab. 12 Translation of original Operating Instructions, English, KNF 304771-304773 07/18...

  • Page 53: Accessories

    120130 Column fixture hand terminal 120132 * If several SCC 950 vacuum pump systems are used within the wireless range. ** The contact covers are used to protect the hand terminal contacts from contamination when the hand terminal is taken off.

  • Page 54: Returns

    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,...

  • Page 55: Decontamination Form

    Vacuum pump system SCC 950 Health and safety clearance and decontamination form 13. Health and safety clearance and decon- tamination form Translation of original Operating Instructions, English, KNF 304771-304773 07/18...
  • Page 56 KNF worldwide Please find our local KNF partners at: www.knf.com...

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