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Laboratory vacuum pumps N 8__.3 FT.40.18

Technical Data

Translation of original Operating Instructions, English, KNF 121350-121429 11/18

7

4. Technical Data

All pumps are secured against overheating with a thermal

switch and are equipped with a mains fuse.

Pump materials

Component

Pump material

Pump head

PTFE

Diaphragm

PTFE coated

Valve

FFPM

Tab. 2

Refer to the type plate for the pump’s electrical configuration.

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Содержание N 820.3 FT.40.18

Страница 1: ...T 40 18 N 860 3 FT 40 18 KNF Neuberger GmbH Alter Weg 3 79112 Freiburg Germany Phone 49 0 7664 5909 0 Fax 49 0 7664 5909 99 E Mail info knf de www knf de Contents Page 1 About this document 3 2 Use 4...

Страница 2: ......

Страница 3: ...danger warning is located here Possible consequences of a failure to observe the warning are specified here The signal word e g Warning indicates the danger level Measures for avoiding the danger and...

Страница 4: ...alves with the medium Only transfer gases which remain stable under the pressures and temperatures occurring in the pump Ensure that the entry of air into the pump during venting drying system could n...

Страница 5: ...otice sticker see fig 1 only after separating mains plug from power source When transferring dangerous media observe the safety regula tions when handling these media Be aware that the pumps are not d...

Страница 6: ...e Directive 2006 42 EC concerning Machinery The following harmonized standards have been used DIN EN 61010 1 DIN EN 61326 1 class A DIN EN 50581 The pumps correspond to IEC 664 the overvoltage categor...

Страница 7: ...glish KNF 121350 121429 11 18 7 4 Technical Data All pumps are secured against overheating with a thermal switch and are equipped with a mains fuse Pump materials Component Pump material Pump head PTF...

Страница 8: ...temperature 5 C to 40 C Permissible media tempera ture 5 C to 40 C Other parameters Weight kg 9 6 Dimensions L x H x W mm 312 x 220 x 177 Maximum permissible ambient relative humidity 80 for temperat...

Страница 9: ...temperature 5 C to 40 C Permissible media tempera ture 5 C to 40 C Other parameters Weight kg 12 9 Dimensions L x H x W mm 341 x 239 x 189 Maximum permissible ambient relative humidity 80 for tempera...

Страница 10: ...to 40 C Other parameters Weight kg 13 7 Dimensions L x H x W mm 341 x 242 x 189 Maximum permissible ambient relative humidity 80 for temperatures up to 31 C decreasing linearly to 50 at 40 C Max alti...

Страница 11: ...temperature 5 C to 40 C Permissible media tempera ture 5 C to 40 C Other parameters Weight kg 14 8 Dimensions L x H x W mm 331 x 278 5 x 291 Maximum permissible ambient relative humidity 80 for temper...

Страница 12: ...p head 4 Outlet pressure side 5 Inlet suction side 6 Power switch pump 7 Venting valve 8 Power switch drying system 9 Control box Fig 2 Diaphragm pump shown pump N 840 3 FT 40 18 symbolic Design N 860...

Страница 13: ...nks to the drying system it is possible during evacuation to blow the condensed liquid out of the pump heads at high speed while maintaining the vacuum in the recipient at a constant level After dryin...

Страница 14: ...first ventilation of the pump heads t1 The duration of the ventilation of the pump heads t2 The interval between pump head ventilation operations t3 For t1 to t3 standard values are set in the factory...

Страница 15: ...e a safe location flat surface for the pump Protect the pump from dust Protect the pump from vibration and jolt 6 2 Connection Only connect components to the pump which are designed for the pneumatic...

Страница 16: ...ter 2 2 Observe the safety precautions see chapter 3 WARNING Hazard of the pump head bursting due to excessive pressure increase Do not exceed max permissible operating pressure see chapter 4 Monitor...

Страница 17: ...ve or otherweise hazardous mixtures Use inert gas where appropriate With the pump at a standstill open pressure and suction lines to normal atmospheric pressure WARNING Automatic starting can cause pe...

Страница 18: ...ying system should only be switched on if a container has been attached to the pressure line of the pump which will catch the condensate otherwise the condensate will flow out uncontrolled When the dr...

Страница 19: ...7 5 600 0 9 360 0 10 0 900 0 Tab 8 Variables and values Switch Switch setting Time in sec 1 6 210 0 2 2 2 0 3 3 40 0 Tab 9 Work setting DANGER Extreme danger from electrical shock Disconnect the pump...

Страница 20: ...the desired values at switches S1 S2 and S3 see fig 5 See Table 8 for an explanation of the switches and for the val ues which can be set 5 Replace the cover on the control box Take care to ensure th...

Страница 21: ...he latest when pump output decreases Tab 10 8 2 Cleaning When cleaning make sure that no liquids enter the inside of the housing 8 2 1 Flushing Pump Before switching off the pump flush it with air if...

Страница 22: ...lips head screwdriver No 2 1 Felt tip pen Tab 11 Always replace diaphragm and valve plates sealings together to maintain the pump performance With multi head pumps parts of the individual pump heads c...

Страница 23: ...bly later In version N 842 3 FT 40 18 twelve instead of three screws must be loosened in the next work step 3 Loosen the outer screws fig 7 5 on the pump heads 4 Carefully remove pump heads The magnet...

Страница 24: ...plate 8 with valve plates sealings on the adapter in accordance with the felt tip pen marking 3 Place the head plate 6 on the intermediate plate 8 in the position indicated by the guide pin 7 4 Place...

Страница 25: ...mp s pneumatic inlet and outlet Spare part tool Service Set according to chapter 10 Philips screwdriver No 2 Screwdriver blade width 2 mm Felt tip pen Tab 12 Always replace diaphragm and valve plates...

Страница 26: ...plate fig 11 2 head plate 10 intermediate plate 9 and housing 5 with a felt tip pen This is to ensure that the parts will be reas sembled correctly at a later stage 4 Undo the eight screws 11 5 Lift...

Страница 27: ...top plate 2 from intermedi ate plate 9 3 Remove the valve plates sealings 1 from the intermediate plate 4 Check that the valve seats the head plate and intermediate plate are clean If scratches disto...

Страница 28: ...7 Now tighten screws 11 hand tight 8 Tighten each of the screws 3 a half turn more tightening torque 20 Ncm 9 Carry out steps 1 to 8 for the second pump head 10 Refit the pneumatic head connection Pla...

Страница 29: ...lace diaphragm and valve plates sealings see chapter 8 3 Tab 13 Flow rate pressure or vacuum too low The pump does not achieve the output specified in the Technical data or the data sheet Cause Fault...

Страница 30: ...itch on if necessary Fuse in the pump is defective Remove pump s mains plug from the socket All pumps except for N 860 3 FT 40 18 Loosen marked lid on underside of the pump Pump N 860 3 FT 40 18 Open...

Страница 31: ...842 3 FT 40 18 057359 N 860 3 FT 40 18 047499 Tab 17 10 2 Head plates and intermediate plates white Pump type Order No head plate Order No intermediate plate Head 1 Head 2 Head 1 Head 2 N 820 3 FT 18...

Страница 32: ...decon tamination 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...

Страница 33: ...m pumps N 8__ 3 FT 40 18 Health and safety clearance and decontamination form Translation of original Operating Instructions English KNF 121350 121429 11 18 33 12 Health and safety clearance and decon...

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Страница 36: ...KNF worldwide Please find our local KNF partners at www knf com...

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