MINI DIAPHRAGM VACUUM PUMPS ROUGHING PUMPS

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1 MINI DIAPHRAGM VACUUM PUMPS ROUGHING PUMPS DATA SHEET E 006 N 84.3 ANE Concept The i diaphragm pumps from KNF are based on a simple principle an elastic diaphragm, ixed on its edge, moves up and down its central point by means of an eccentric. In this way the medium is transferred using automatic valves. The pumps are equipped with the patented stress-optimized struc tured diaphragm, resulting in a high pneumatic performance, a durable product and compact size. Thanks to the KNF modular system, the parts used to transfer the gases can be made from materials with varying degrees of resistance. The pumps can be driven by either AC or DC motors. N 84.4 ANDC Features Uncontaated low No contaation of the media due to oil-free operation Maintenance-free Compact size High performance High level of gas tightness Long product life Very quiet and little vibration Ready for assembly Can operate in any installed position N 84.4 ANDC-B Areas of use The i diaphragm pumps offer a high level of performance despite their small size, as well as an excellent price performance ratio. They are required especially in the ields of analysis, medicine, production technology or be used as roughing pump for turbomolecular pumps. The pumps are used for sucking gases, taking samples (even liquids in a ) and evacuating vessels and systems. The AC models are suited for use in mains operated machinery or stationary applications. Mini diaphragm pumps for portable and stand-alone equipment require DC power supplies. (l/) ( absolute) Pressure N 84.3 ANE N 84.3 ANDC N 84.4 ANDC N 84.4 ANDC-B N 84.4 AN.29DC-B Weight (kg)

2 N 84.3 ANE at N 84.3 ANE ) Liter at STP ( abs.) N 84.3 ANDC at N 84.3 ANDC ( abs.) Protection class IP 00 Voltage (V) 230 Frequencies (Hz) 50 Power P1 (W) 65 lmax (A) 0.75 Pump head Diaphragm Valves N 84.3 ANE Aluum PTFE-coated EPDM Voltage 6 V 12 V 24 V lmax (A) Pump head Diaphragm Valves N 84.3 ANDC Aluum PTFE-coated EPDM

3 N 84.4 ANDC at N 84.4 ANDC ) Liter at STP ( abs.) N 84.4 ANDC-B AN.29DC-B at ( abs.) N 84.4 ANDC-B N 84.4 AN.29DC-B up to 2 Voltage 12 V 24 V lmax (A) Voltage 24 V lmax (A) 1.2 Pump head Diaphragm Valves N 84.4 ANDC Aluum PTFE-coated EPDM Pump head Diaphragm Valves N 84.4 ANDC-B Aluum PTFE-coated EPDM N 84.4 AN.29DC-B Aluum PTFE-coated EPDM ±2 22 G1/8 G1/ Drehrichtung direction of rotation (4x) Flachbandkabel (nur bei Motoren mit Drehzahlregelung und Signalausgang) Flat Flex Cable (control wires, only at motors with full controll) schwarz / black "-" rot / red "+" N 84.4 ANDC-B N 84.4 AN.29DC-B

4 HINTS ON FUNCTION AND INSTALLATION Function of KNF diaphragm pumps and compressors An elastic diaphragm is moved up and down by an eccentric (see illustration). On the down-stroke it draws the air or gas being handled through the inlet valve. On the up-stroke the diaphragm forces the medium through the exhaust valve and out of the head. The compression chamber is hermetically separated from the drive mechanism by the diaphragm. The pumps transfer, evacuate and compress completely oil-free. Hints on installation and operation Range of use: Transferring air and gases at temperatures between +5 C and +40 C. Permissible ambient temperature: between +5 C and +40 C. These pumps are not suitable for aggressive gases and vapors. In these cases there are other products in the KNF program please ask us for details. The standard pumps are not suitable for use in areas where there is a risk of explosion. In these cases there are other products in the KNF program please ask us for details. To prevent the maximum operating being exceeded, restriction or regulation of the air low should only be carried out in the suction line. Components connected to the pump must be designed to withstand the pneumatic performance of the pump. Install the pump so that the fan can draw in suficient cooling air. Fit the pump at the highest point in the system, so that condensate cannot collect in the head of the pump that prolongs working-life. ACCESSORIES Description Order No. Details Silencer/Filter G 1/8 Hose connector G 1/8 / PA Rubber foot x (for N 84.3 ANE) KNF Neuberger GmbH Alter Weg 3 D Freiburg Tel Fax KNF reserves the right to make changes. KNF 01/2017 (Produced in Germany)

5 YOUR LOCAL PARTNER AROUND THE WORLD KNF SALES ORGANIZATION Australia KNF Regional Office Moreland West VIC 3055 Tel info@knf.com.au Benelux Netherlands KNF Verder B.V GG Vleuten Tel info@knf-verder.nl India KNF Pumps + Systems (India) Pvt. Ltd. Hinjewadi Pune Tel info@knfpumps.in Italy KNF Italia S.r.l Cernusco s. Naviglio (MI) Tel info@knf.it Singapore KNF Regional Office Tel info@knf.com.sg Sweden, Finland, Denmark, Norway KNF Neuberger AB Stockholm Tel info@knf.se Benelux Belgium and Luxemburg KNF Verder N.V Aartselaar Tel info@knf.be China KNF Technology (Shanghai) Co., Ltd. Shanghai Tel info@knf.com.cn France KNF Neuberger SAS Village-Neuf Tel info@knf.fr Germany KNF Neuberger GmbH Freiburg Tel Japan KNF Japan Co. Ltd. Tokyo Tel info@knf.co.jp Korea KNF Neuberger Ltd Seoul Tel knf@knfkorea.com Latin America KNF Regional Office Tel gb@knf.com Morocco, Tunisia, Algeria KNF Neuberger SAS Village-Neuf Tel info@knf.fr Switzerland KNF Neuberger AG 8362 Balterswil Tel knf@knf.ch UK, Ireland KNF Neuberger U.K., Ltd. Witney, Oxfordshire OX28 4FA Tel info@knf.co.uk USA, Canada KNF Neuberger, Inc. Trenton, NJ Tel knfusa@knf.com KNF PRODUCT CENTERS Gas Pumps KNF Neuberger GmbH DE Freiburg Micro Gas Pumps KNF Micro AG CH-6260 Reiden info@knf-micro.ch Liquid Pumps KNF Flodos AG CH-6210 Sursee info@knf-flodos.ch