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Summary of Contents for KNF N96K DC-B-M Series
- Page 1 KNF 316836-316838 08/24 N96_DC-B-M TRANSLATION OF ORIGINAL OPERATING AND INSTALLATION INSTRUCTION ENGLISH DIAPHRAGM PUMP Notice! Before operating the pump and accessories, read and observe the operat- ing and installation instructions as well as the safety information!
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Page 2: Table Of Contents
Index 1 About this document ................ 3 1.1 Using the operating and installation instructions...... 3 1.2 Exclusion of liability............... 3 1.3 Symbols and markings.............. 4 1.4 List of abbreviations .............. 6 2 Safety .................... 7 2.1 Personnel and target group ............ 7 2.2 Responsibility of the operator ............ -
Page 3: About This Document
The manufacturer assumes no liability for damages and mal- functions resulting from impermissible spare parts and acces- sories. Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24... -
Page 4: Symbols And Markings
CAUTION warns of a possibly Minor injury or dangerous situation damage is possi- ble. NOTICE Warns of possible Damage is possi- damage ble. Tab.1: Danger levels Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24... - Page 5 General warning symbol Warning of hot surface Warning of electrical voltage Warning of poisonous substances Warning of hand injuries through crushing Observe the operating instructions General mandatory sign Tab.2: Explanation of pictograms Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24...
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Page 6: List Of Abbreviations
And/or e.g. For example Perm. Permissible et al. And the like opt. If necessary Max. Maximum Min. Minimum Pulse Width Modulation Clockwise Counter-Clockwise Transistor-Transistor Logic Direct Current Ground Small flange Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24... -
Page 7: Safety
Tab.3: Target group Who-does-what Lifecycle phase User Specialized per- matrix sonnel Transport Mounting Connection Commissioning Operation Servicing Troubleshooting Disposal Tab.4: Who-does-what matrix Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24... -
Page 8: Responsibility Of The Operator
Ensure that the pump installation is EMC compliant such that no hazardous situations can occur. Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24... -
Page 9: Operating Conditions
Make sure that a dangerous situation cannot arise as a result. When pumping hazardous media, observe the safety regula- tions for the handling of said media. Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24... -
Page 10: Use
Where applicable, also take into account external energy sources (such as radiated heat sources) that could addition- ally heat the medium. In case of doubt, contact KNF Customer Service. 2.6 Use 2.6.1 Proper use The pumps are intended exclusively for transferring gases and vapors. - Page 11 KNF Customer Service. Do not apply positive pressure to the inlet of the pump. This function can be made possible on a project basis follow- ing consultation with KNF Customer Service. Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24...
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Page 12: Directives And Standards
The pump is maintenance-free. However, KNF recommends vice and repairs periodic inspection of the pump for obvious changes in noise or vibration. Only have repairs to the pumps performed by qualified KNF personnel. Housings with electrically live components may only be opened by specialist personnel. -
Page 13: Disposal
Alternatively, KNF products (old devices) may also be returned to KNF for a fee (see chapter 11 Re- turns [} 54]). Translation of Original Operating and Installation Instruction, KNF 316836-316838... -
Page 14: Technical Data
Flow rate at atm. [l/min]** 8.5 ± 10% pressure Tab.6: Pneumatic values *bar rel relative to 1000 hPa **Liters in the standard state based on ISO 8778 and ISO 21360-1/2 (1000 hPa, 20°C) Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24... - Page 15 **Liters in the standard state based on ISO 8778 and ISO 21360-1/2 (1000 hPa, 20°C) Pneumatic connections Pump type Value N96K_DC-B-M G 1/8 N96K_DC-B-M-NPT NPT 1/8 N96ATDC-B-M G 1/8 N96STDC-B-M G 1/8 Tab.8: Pneumatic connections Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24...
- Page 16 2.5 A RMS. In the event of an error, the power of the mo- tor is limited to prevent the current limit from being ex- ceeded. Weight Pump type Unit Value N96K_DC-B-M [kg] N96STDC-B-M [kg] N96ATDC-B-M [kg] 0.65 Tab.10: Weight Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24...
- Page 17 *The gas tightness of the pump head is no longer ensured after the pump head is opened or after replacing diaphragms and valve plates. A leak test can be used to determine whether the original gas tightness has been re-established. Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24...
- Page 18 Technical data Diaphragm pump N96_DC-B-M Permissible ambient temperature Pressure in Pressure in mbar Fig.1: Permissible ambient temperature Permissible media temperature Pressure in Pressure in mbar Fig.2: Permissible media temperature Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24...
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Page 19: Product Description
Product description Diaphragm pump N96_DC-B-M 4 Product description Design 1 Pneumatic pump inlet 2 Pneumatic pump outlet 3 Motor 4 Electrical con- nection Fig.3: Design N96 Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24... - Page 20 (2). In the upwards stroke, the diaphragm presses the medium out of the pump head via the outlet valve (1). The transfer chamber (3) is separated from the pump drive by the di- aphragm. Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24...
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Page 21: Transport
à Keep the original packaging of the pump (e.g. for later storage). à Inspect the pump for transport damage after receiving it. à Document any transport damage that has occurred. Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24... - Page 22 Permissible humidity (non- 30 to 85 condensing) [%] Tab.12: Transport parameters and storage parameters Prior to commissioning, make sure that the pump has reached the ambient temperature (3 Technical data [} 14]). NOTICE Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24...
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Page 23: Installation And Connection
6.1 Installing the pump à Store the pump at the installation location to allow it to adapt to the ambient temperature before installation (con- densation must not be allowed to form). Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24... - Page 24 CAUTION pump on the motor. à Where appropriate, wear suitable personal protective equipment (e.g., safety shoes, safety gloves). à Mounting dimen- For mounting dimensions, see the following figures: sions Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24...
- Page 25 (head, motor). à Installation loca- Make sure that the installation location is dry and that the tion pump is protected from rain, spray water, splash water, dripping water and other contaminants. Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24...
- Page 26 Use metal screws to fasten the pump at the indicated at- tachment points. Observe the specifications of the se- lected fasteners. à Protection Protect the pump against contact and the ingress of for- against foreign eign bodies. objects Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24...
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Page 27: Aligning Gas Connections
Gas connections at right: Direction of rotation: CCW Gas connections at left: Direction of rotation: CW Connection definition of the direction of rotation, see Fig. 9, . 3. Place the pump head (2) on the compressor housing. Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24... -
Page 28: Electrical Connection
Install a device for separating the pump motor from the electrical grid in the electrical installation (e.g. in accor- dance with EN 60335-1). à KNF recommends operating the motors with a SELV or PELV power supply. Depending on the customer's device, we recommend con- necting the housing to ground. - Page 29 Refer to the pump type plate for the rated current draw. The supply voltage may deviate by maximum +10% or – 10% from the values on the type plate. Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24...
- Page 30 (see Fig. 7 and Fig. NOTICE Take the direction of rotation into ac- count according to Fig. 8. NOTICE Fig.8: Motor direction of rotation Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24...
- Page 31 Ensure the correct polarity. With brush- less DC motors (indicated by a B at the end of the type designation), incorrect polarity will result in damage to the NOTICE electronics. Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24...
- Page 32 Tab.14: Connection diagram for drive controller N96_DC-B-M *see Chapter 7.3 Control functions DC-B-M [ 39] For expanded permissible cycle speed setpoints, please contact your KNF Customer Service (contact data: see www.knf.com). Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24...
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Page 33: Pneumatic Connection
à Pump discharge Discharge the possibly hot pump discharge at the pneu- matic outlet of the pump safely (with regard to medium and noise). Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24... - Page 34 Pneumatic noises can be reduced or dissipated by using a silencer. Secure the pressure-side connections with a fastener (e.g., hose/pipe clamp) to prevent the hoses from slipping down from the connection. NOTICE Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24...
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Page 35: Operation
à Use temperature-resistant pressure hoses at the pneumatic connec- tions. à Wear protective equipment if nec- essary (e.g., safety gloves, hearing protection). Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24... - Page 36 The pumps are built-in devices. Before they are commis- sioned, it must be ensured that the machines or systems into which the pumps are installed comply with the rele- vant provisions. Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24...
- Page 37 WARNING pressor housing or in the surroundings. à Stop pump immediately. à Replace the diaphragm prior to fur- ther operation (see Chapter 8 Ser- vicing [} 40]). Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24...
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Page 38: Information On Switching The Pump On And Off
Before recommissioning, observe the applicable stan- dards, guidelines, regulations and technical standards at the electrical connection. à Inspecting the Inspect the pump periodically for external damage or leak- pump age. Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24... -
Page 39: Control Functions Dc-B-M
The input signal for direction of motor rotation is applied via the yellow lead (see Tab. 14 [} 32]). 7.3.4 Input signal for remote ON/OFF The input signal for remote ON/OFF is applied via the white lead (see Tab. 14 [} 32]). Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24... -
Page 40: Servicing
Servicing may only be performed according to the legal regulations (e.g. work safety, environmental protection) and provisions. à Servicing may only be performed by specialized personnel or trained and instructed personnel. Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24... -
Page 41: Servicing Schedule
Perform periodic inspec- tions for external damage or leakage. à Diaphragm and valve plates At the latest, replace when the pump flow rate decreases. à Silencer (accessories) Replace if soiled. Tab.15: Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24... -
Page 42: Cleaning
8.2.1 Flushing the pump When transferring dangerous and environmentally hazardous media, KNF recommends flushing the pump with air at atmo- spheric pressure for a few minutes prior to switch-off (if nec- essary for safety reasons: with an inert gas) to extend the ser- vice life of the diaphragm. -
Page 43: Replacing Diaphragm And Valve Plates
If the diaphragm is not replaced at the same time as the valve plates/seals, the specified output of the pump can no longer be ensured after the maintenance is performed. Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24... - Page 44 The diaphragm and valve plates/seals are to be replaced in the following order: a.) Initial steps b.) Remove pump head c.) Replace diaphragm d.) Replace valve plates/seals e.) Mount pump head f.) Final steps Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24...
- Page 45 The item numbers within the following work instructions refer to Fig. 11. Proceed as follows: a.) Initial steps à Disconnect the pump from the power supply and check and ensure that the pump is voltage-free. Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24...
- Page 46 3. Check valve seats, intermediate plate and head plate for cleanliness; replace these parts in the event of uneven- ness, scratches or corrosion (contact your KNF Customer Service in this case). Insert new valve plates/seals in the valve seats of the in- termediate plate;...
- Page 47 à Connect the pump to the power supply. If you have questions with regard to maintenance, please contact your KNF Customer Service (contact data: see www.knf.com). Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24...
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Page 48: Spare Parts And Accessories
Spare parts and accessories Diaphragm pump N96_DC-B-M 9 Spare parts and accessories To order spare parts and accessories, please contact your KNF sales partner or KNF Customer Service (con- tact data: see www.knf.com). 9.1 Spare parts Spare part set A spare part set consists of:... -
Page 49: Accessories
020185 ple) PP ID6 Silencer / muffler 000345 Installation set (consisting (5), (6) 327888 of base plate and rubber- bonded metal) Screw-in connection 014049 AD6x1 Screw-in connection AD6 311072 Tab.19: Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24... -
Page 50: Troubleshooting
à Check and ensure that no voltage is present. à Allow the pump to cool before troubleshooting. à Check the pump (see following tables). Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24... - Page 51 Ensure correct polarity of the connection leads and connect the pump. à Diaphragm and valves Replace diaphragm and valves (see Chapter 8 Ser- are worn or defective. vicing [} 40]). Tab.20: Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24...
- Page 52 Stop the pump immediately. broken à Change the diaphragm (see 8 Servicing [} 40]). à Diaphragm and valves Replace diaphragm and valves (see Chapter 8 Ser- are worn or defective. vicing [} 40]). Tab.21: Translation of Original Operating and Installation Instruction, KNF 316836-316838 08/24...
- Page 53 Tab.22: Fault cannot be rectified If you are unable to identify any of the specified causes, send the pump to KNF Customer Service (contact data: see www.knf.com). 1. Flush the pump with air for a few minutes (if necessary for...
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Page 54: Returns
If necessary, request original packaging for a fee. Returns KNF shall undertake to repair the pump only under the condi- tion that the customer presents a certificate regarding the medium that is pumped and the cleaning of the pump. In this case too, old devices can be returned. - Page 56 KNF Neuberger GmbH Alter Weg 3 79112 Freiburg Germany Tel. +49 (0)7664/5909-0 E-mail: info.de@knf.com www.knf.com KNF worldwide You can find our local KNF partners at: www.knf.com...
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