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About this document

Diaphragm Vacuum Pumps N 813

Translation of original Operating and Installation Instructions, english, KNF 121240-121506 09/19

1. About this document

1.1. Use of the Operating and Installation Instruc-

tions

The Operating and Installation Instructions are part of the pump.

➔

Forward the Operating and Installation Instructions to any

subsequent owners of the pump.

Customer-specific project pumps (pump models which begin with
"PJ" or "PM") may differ from the Operating and Installation In-
structions.

➔

In case of project pumps, take note of any additionally agreed

specifications.

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 (i.e. “Warn-

ing”) indicates the level of danger.

➔

Here you will see actions for avoiding the danger

and potential consequences.

Danger levels

Signal word Meaning

Consequences if not observed

DANGER

warns of immediate
danger

Consequences include death
or serious injuries and/or
serious property damage.

WARNING

warns of potential
danger

Death or serious injuries
and/or serious property dam-
age are possible.

CAUTION

warns of a poten-
tially dangerous
situation

Minor injuries or damage to
property are possible.

Tab. 1

Other information and symbols

➔

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 consecutively numbered.

This symbol indicates important information.

Project pumps

Содержание N 813.3 AN.29DC-B

Страница 1: ...ing and Installation Instructions N 813 3 ANDC B N 813 3 AN 29DC B N 813 4 ANDC B N 813 4 AN 29DC B Contents Page 1 About this document 2 2 Use 3 3 Safety 4 4 Technical data 6 5 Assembly and function...

Страница 2: ...nger It also indicates the possible consequences of failure to observe the warning The signal word i e Warn ing indicates the level of danger Here you will see actions for avoiding the danger and pote...

Страница 3: ...er free in the specific application case Before using a medium check the compatibility of the materials of the pump head diaphragm and valves with the medium Only transfer gases which remain stable un...

Страница 4: ...gula tions for handling such media Be aware that the pumps are not designed to be explosion proof Make sure that the temperature of the medium is always sufficient ly below its ignition temperature to...

Страница 5: ...uipment for disconnecting and switching off the partly completed machinery respectively have to be considered when mounting as well as over current and overload protective gear In addition a protectio...

Страница 6: ...0 for temperatures up to 31 C decreasing linearly to 50 at 40 C Maximum altitude of installation m above sea level 2000 Electrical data Voltage Frequencies See type label Max operating current Pump po...

Страница 7: ...ratures up to 31 C decreasing linearly to 50 at 40 C Maximum altitude of installation m above sea level 2000 Electrical data Voltage Frequencies See type label Max operating current Pump power consump...

Страница 8: ...atures up to 31 C decreasing linearly to 50 at 40 C Maximum altitude of installation m above sea level 2000 Electrical data Voltage Frequencies See type label Max operating current Pump power consumpt...

Страница 9: ...ters Weight kg 2 3 Dimensions L x H x W mm 145 x 106 5 x 142 Maximum permissible ambient relative humidity 80 for temperatures up to 31 C decreasing linearly to 50 at 40 C Maximum altitude of installa...

Страница 10: ...EPDM Tab 6 part 2 The pump is protected against overheating by a temperature sensor on the motor board and equipped with overcurrent protection If one of these safety functions is triggered or if the...

Страница 11: ...ameters Weight kg 3 8 Dimensions L x H x W mm 230 x 106 5 x 144 Maximum permissible ambient relative humidity 80 for temperatures up to 31 C decreasing linearly to 50 at 40 C Maximum altitude of insta...

Страница 12: ...M Tab 7 part 2 The pump is protected against overheating by a temperature sensor on the motor board and equipped with overcurrent protection If one of these safety functions is triggered or if the max...

Страница 13: ...nglish KNF 121240 121506 09 19 13 5 Assembly and function Assembly of N 813 3 ANE 1 Inlet suction side 2 Outlet pressure side 3 Pneumatic connection 4 Motor Fig 1 Assembly of N 813 3 ANE Assembly of N...

Страница 14: ...121240 121506 09 19 Assembly of N 813 5 ANE 1 Inlet suction side 2 Outlet pressure side 3 Pneumatic connection 4 Motor Fig 3 Assembly of N 813 5 ANE Assembly of N 813 3 ANDC B und N 813 3 AN 29DC B 1...

Страница 15: ...Outlet valve 2 Inlet valve 3 Working chamber 4 Diaphragm 5 Eccentric 6 Connecting rod 7 Pump drive Fig 6 Pump head Diaphragm pumps transfer compress depending on pump ver sion and evacuate gases and...

Страница 16: ...e pump Choose a safe location flat surface for the pump Before installation store the pump at the installation location to bring it up to ambient temperature Refer to Fig 7 N 813 3 ANE Fig 8 N 813 4 A...

Страница 17: ...glish KNF 121240 121506 09 19 17 Fig 9 Attachment dimensions of N 813 5 ANE dimensional tolerances according to DIN ISO 2768 1 tolerance class V Fig 10 Attachment dimensions of N 813 3 ANDC B and N 81...

Страница 18: ...an draw in an adequate amount of cooling air For pumps with fan Install the pump so as accidental finger con tact is with the fan is impossible Make sure that the installation location is dry and the...

Страница 19: ...see type plate It is recommended that an additional Emergency Stop switch is installed The pump must be installed so that contact with live parts electrical connection is impossible Pumps with AC moto...

Страница 20: ...usgang Fehlermeldung Error signal output UERROR 0 DC 0 6V UERROR 1 DC 4 5V U0 DC 5 blau blue Masse Ground UON DC 0 9V UOFF DC 4 2V U0 DC 6 gr n green Eingang Remote EIN AUS Input Remote ON OFF 7 gelb...

Страница 21: ...m pump safely divert the pump s discharge from its pneumatic outlet See markings on the pump head for the direction of flow 1 Remove protective plugs from the hose connection threads 2 If the accessor...

Страница 22: ...e fault see Chapter 9 Troubleshooting Only throttle or regulate the air or gas in the suction line to prevent the maximum permissible operating pressure from being exceeded If the air or gas quantity...

Страница 23: ...sh KNF 121240 121506 09 19 23 For pumps with brushless DC motor The pumps may start against pressure or vacuum This is also allowed if you experience a brief power interruption Restore the system to n...

Страница 24: ...nmax Speed is specified via the control voltage 7 2 1 1 Speed input 29 versions The speed range of nmin nmax is shown scaled to the control voltage Uc Ucmin 0 1V Ucmax 5 0V If the control voltage is l...

Страница 25: ...g 12 The motor controller generates speed synchronized pulse width modulation see Fig 15 Fig 15 Analog speed output standard Optional speed output The motor controller generates a speed synchronized r...

Страница 26: ...Connection communication plug see Fig 12 top PIN 1 do not connect PIN 2 do not connect PIN 3 GND PIN 4 5V max 50 mA PIN 5 TX MBLC PIN 6 RX MBLC Motor connection options external control unit Fig 17 E...

Страница 27: ...When transmitting the commands must be followed by ASCII character CR carriage return decimal value 013 The underlined expressions are not characters but symbols as explained in table 16 Parameter Co...

Страница 28: ...or speed Value min 1 nl Minimum nominal motor speed Value min 1 nh Maximum nominal motor speed Value min 1 ii operating current of the motor Value mA ti temperature of the motor controller Value C ei...

Страница 29: ...sh it with air or with inert gas if required for safety reasons under atmospheric conditions ambient pressure for about five minutes 8 2 2 Cleaning the pump Pump disconnected from mains and de energiz...

Страница 30: ...hililips screwdriver No 1 1 Felt tip pen 1 Tab 13 Diaphragm valve plates and sealing rings are the only parts of the pump subject to wear They are simple to change Always change diaphragm valve plates...

Страница 31: ...the cover plate or cover plates and the head connections all operations are to be carried out separately for each head This prevents the parts getting mixed up the ribbed plates are not identical The...

Страница 32: ...s 15 with a 17 mm open ended spanner and remove them b Removing cover plate 1 Undo the 4 screws and remove the cover plate 5 from hous ing 1 N 813 3 AN__ 1 cover plate N 813 4 AN__ and N 813 5 ANE eac...

Страница 33: ...as are upper and lower sides of the plates 5 Check that the valve plates are not deformed by moving them gently sideways in their recesses 6 Lay the sealing rings on the intermediate plate f Refittin...

Страница 34: ...emove the cause of the overcurrent for example improper pressure liquid in the pump heads The pump must be separated from the mains for several seconds before the electronics will permit restarting Fo...

Страница 35: ...ection of pneumatic hoses or connectors too narrow or restricted Disconnect the pump from the system and determine output values Remove restriction e g valve if necessary If applicable use larger diam...

Страница 36: ...rogrammed so that the error output voltage exhibits the same characteristics as the LED With factory settings only 1 or 0 are logically outputted as voltage at the fault output Fig 22 LED blinking dur...

Страница 37: ...on 5 027394 Tab 16 according Fig 18 to 21 10 2 Accessories General accessories Tab 17 General for pumps with brushless DC motor Tab 18 Description Order No Silencer G 1 8 000346 Hose connector G 1 8 0...

Страница 38: ...Prerequisite for repairing a pump by KNF is a completed Decon tamination Form This is made available on the KNF website as a download To find the form select your country on the overview page www knf...

Страница 39: ......

Страница 40: ...KNF worldwide Find your local KNF partner on www knf com...

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