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Содержание DMB 1.0-10

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Страница 2: ...MANUAL DE BOMBAS DOSIFICADORAS DMB INSTRUCCIONES DE OPERACIÓN E INSTALACIÓN ...

Страница 3: ... dosing system 5 3 Transport 5 3 1 Delivery 5 3 2 Unpacking 5 3 3 Return 5 4 Technical data 5 4 1 Identification 5 4 2 General description 5 5 Installation 6 5 1 Installation location 6 5 2 Mounting 1 5 3 Installation tips 6 5 4 Tube pipe lines 7 6 Electrical connections 7 6 1 Version with mains plug 8 7 Start up shutdown 8 7 1 Initial start up subsequent start up 8 7 2 Operating the pump 9 7 3 Sh...

Страница 4: ... similar to water All DMB pumps 6 m Dosing head and valves moistened 1 3 4 Sound pressure level 45 dB A testing according to DIN 45635 01 KL3 1 3 5 Enclosure class l Pump with mains plug IP 65 l Pumps with electronics The enclosure class is only met if the sockets are protected The data regarding the enclosure class applies to pumps with correctly inserted plugs or screwed on caps 1 3 6 Required e...

Страница 5: ...contents of this manual are understood by the personnel 2 3 Risks when safety instructions are not observed Non observance of the safety instructions may have dangerous consequences for the personnel the environment and the pump If the safety instructions are not observed all rights to claims for damages may be lost 2 4 Safety conscious working The safety instructions in this manual applicable nat...

Страница 6: ...urning the pump to Grundfos Alldos for service the safety declaration at the end of these instructions must be filled in by authorised personnel and attached to the pump in a visible position If a pump has been used for a medium which is injurious to health or toxic the pump will be classified as contaminated If Grundfos Alldos is requested to service the pump it must be ensured that the pump is f...

Страница 7: ...agitator 3i Extraction device 5i Dosing pump 6i Relief valve 7i Pressure loading valve 9i Calibration tube 10i Injection unit 15i Filter 5 3 Installation tips l For non degassing media with a viscosity similar to water the pump can be mounted on the tank observe the permissible suction lift l Flooded suction preferred not with Plus 3 system l For media with a tendency to sedimentation install the ...

Страница 8: ...e side Warning Observe the pressure stage of the used lines The maximum permissible inlet pressure must not be exceeded Minimum internal diameter Pump version Pump type Standard mm DMB 1 0 10 DMB 5 0 6 4 DMB 9 0 6 DMB 18 3 5 6 5 4 3 Connecting the suction and discharge lines Warning All lines must be free from strain Only use the prescribed line types l Connect the suction line to the suction valv...

Страница 9: ...running 7 1 Initial start up subsequent start up 7 1 1 Checks before start up l Check that the rated voltage stated on the pump nameplate corresponds to the local conditions l Check that all connections are secure and tighten if necessary l Check that the dosing head screws are tightened with the specified torque and tighten if necessary l Check that all electrical connections are correct 7 1 2 As...

Страница 10: ...gm See section 9 Maintenance 8 Operation Warning Faults incorrect operation or faults on the pump or system can for example lead to excessive or insufficient dosing or the permissible pressure may be exceeded Consequential faults or damage must be evaluated by the operator and appropriate precautions must be taken to avoid them In the event of a diaphragm leakage the dosing liquid may leak out of ...

Страница 11: ...nd keep it pressed for approximately 2 seconds The LED for the new operating mode flashes and then lights up continuously after approximately 2 seconds The LED for the old operating mode turns off The selected operating mode is indicated by the relevant LED 8 3 3 Setting the dosing flow in Manual control mode In general keep the stroke length setting as high as possible and adjust the flow rate us...

Страница 12: ...n with diaphragm leakage detection 9 1 General notes Warning When dosing dangerous media observe the corresponding safety precautions Risk of chemical burns Wear protective clothing gloves and goggles when working on the dosing head connections or lines Do not allow any chemicals to leak fromthe pump Collect and dispose of all chemicals correctly WarningThe pump housing must only be opened by pers...

Страница 13: ... off the pump 1 While the pump is running set the stroke length adjustment knob to 100 2 Switch off the pump and disconnect it from the power supply 3 Depressurise the system 4 Take suitable steps to ensure that the returning dosing medium is safely collected 9 4 2 Replacing the diaphragm See fig 11 on page 16 1 Loosen the four screws 1q 2q on the dosing head 2 2 Remove the dosing head 2 3 Unscrew...

Страница 14: ... line correctly Check for damage f Crystalline deposits in the valves Clean the valves g Diaphragm broken or diaphragm Replace the diaphragm tappet torn out h Empty dosing tank Fill the dosing tank 3 Dosing pump does not dose a Air in the suction line and dosing head Fill the dosing head and suction line b Viscosity or density of medium too Check the installation high c Crystalline deposits in the...

Страница 15: ...ction line or discharge discharge line line h Parts in contact with the medium are Replace with resistant materials not resistant to it i Dosing diaphragm worn incipient Replace the diaphragm Also observe tears the maintenance instructions j Variation of the dosing medium Check the concentration Use an density viscosity agitator if necessary 5 Liquid leaks out of a A diaphragm leakage has occurred...

Страница 16: ...15 Fig 1 DMB nameplate Fig 2 DMB with manual dearation Fig 3 Frilling scheme Fig 4 Installation example of pump with manual deaeration ...

Страница 17: ...fect Fig 9 Standard DN4 DN8 valve Fig 6 Installation with relief valve and filter Fig 10 Standard DN4 DN8 valve Fig 7 Connecting the deaeration line to pumps Fig 11 Replace diaphragm With manual deaeration Fig 8 Display of pumps with control unit ...

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