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Operating manual

AQUA S.p.A.

ENGLISH

Page 8

LIQUID END MATERIALS

Wetted parts, such as Pump-head, Ball valve, Valve seats, Valves OR and Valve cage, may be made of different materials (as pert the below
chart), according to the chemical compatibility toward the dosed chemical:

PUMP-HEAD

BALL VALVE

VALVE SEAT

VALVES OR

VALVE CAGE

PYREX

PVC

FPM

PYREX

PVC

EPDM

CERAMIC

PVC

FPM

PTFE

PVC

FPM

SS316L

FPM

CERAMIC

PVC

EPDM

PTFE

PVC

EPDM

SS316L

EPDM

SS316L

SILICON

HASTELLOY

INCOLOY

EPDM

PVDF

PTFE

PVDF

PTFE

PVDF

CERAMIC

PVDF

PTFE

PVDF

HASTELLOY

PVDF

PTFE

PVDF

SS316L

FPM

SS316L

EPDM

SS316L

PTFE

SS316L

FPM

SS316L

EPDM

SS316L

FPM

MOLLA

SS316L

EPDM

MOLLA

SS316L

SILICON

Non standard execution codification may differ from the above mentioned ones.

FUNCTI ON PRI NCI PLES

Содержание MSA Series

Страница 1: ...USE AND MAINTENANCE MANUAL FOR DIAPHRAGM ACTUATED MOTOR DRIVEN DOSING PUMPS SERIES MSA MSB MSC ...

Страница 2: ...EN USE 10 FLOWRATE ADJUSTMENT SYSTEM 10 MANUAL ADJUSTMENT WITH KNOB AND LINEAR VERNIER 10 TECHNICAL DATA 10 INSTALLATION 11 GENERAL INDICATIONS 12 CONNECTION TO PLANT PIPES 12 ELECTRIC MOTOR CONNECTION 12 HYDRAULIC PART INSTALLATION 13 SUCTION PIPE 14 PROTECTION BY IMPURITIES 16 LIQUIDS WHIT GAS EMISSIONS 16 CALIBRATION POT 16 DISCHARGE PIPE 16 SAFETY VALVE 17 PULSATION DAMPENER 18 MANOMETER 18 ST...

Страница 3: ...further questions consultation in case of needs In order to allow easy recognition of important indications it is recommended to maintain this manual in good conditions eventually replacing it as like the following alerts present directly on the machine Machine data sticker Arrow indicating motor rotation direction Maintenance and service stickers RESPONSABILITY LIMITATIONS Missed observance of ru...

Страница 4: ...Operating manual AQUA S p A ENGLISH Page 4 ...

Страница 5: ...o risks during normal use ATTENTION In any case PDM metering pumps ARE NOT suitable for use in zone 0 20 or 1 21 SAFETY VALVE ATTENTION Diaphragm metering pumps are volumetric pumps that MUST HAVE an external safety valve installed on the discharge pipe to protect against overpressures Working pressure can t in any case be above the max admittable pressure indicated on the pump sticker even during...

Страница 6: ...ate it with additional heat TRANSPORT MOVEMENT AND STORAGE RECEIVEMENT CHECK AQUA metering pumps are supplied packaged with materials which protect them against accidental damages during transportation In any case during the reception of the package Customer should have to verify package integrity Eventual damages must be notified to the transporter and added to the Transport Document Notes In cas...

Страница 7: ...RD PACKAGE Each AQUA pump is packed into a carton box with an appropriate protection guaranteed by a foam system which completely envelop the machine during its transport and movement DESCRIPTION PDM metering pumps are composed of A single phase or tree phase alternative current electric motor A reduction gearbox which determinate pump stroke min A liquid end chemically compatible with the pumped ...

Страница 8: ...L SS316L FPM PP B4 PP CERAMIC PVC EPDM PP B5 PP PTFE PVC EPDM PP B6 PP SS316L SS316L EPDM PP B7 PP SS316L SS316L SILICON PP B9 PP HASTELLOY INCOLOY EPDM PP FF PVDF PTFE PVDF PTFE PVDF F1 PVDF CERAMIC PVDF PTFE PVDF F5 PVDF HASTELLOY PVDF PTFE PVDF AA SS316L SS316L SS316L FPM PP A0 SS316L SS316L SS316L EPDM PP A1 SS316L SS316L SS316L PTFE PP A2 SS316L SS316L SS316L FPM SS316L A3 SS316L SS316L SS316...

Страница 9: ...the pump and depends by pump type and dimensions liquid nature and viscosity and working pressure USE RESTRICTIONS Admittable project temperature Ta for all pump types is comprehended between 10 C and 40 C Maximum temperature of pumped fluid depends by the liquid end material as well as the fluid own characteristics NOTE Periodically check the respect of temperatures limits Motor power mentioned i...

Страница 10: ...den To use the pumps without Safety devices or with the same tampered or out of order To Use STANDARD version pumps in ATEX areas To use PDM pumps in ATEX version in 0 20 1 21 explosive zones FLOWRATE ADJUSTMENT SYSTEM PDM pumps flow rate adjustment is continuous and regular and can be modified with pump working or steady However it s easier to adjust when the pump is working especially for pumps ...

Страница 11: ... AQUA S p A ENGLISH Page 11 Max flow rate data refers to test with water ambient temperature of 25 C height of 250m a s l suction height of 1mt with rigid suction pipes Values are valid for operation 50Hz INSTALLATION ...

Страница 12: ...ed before connecting the pump to the pipings with special attention to suction pipe and relevant supply tank This procedure will eliminate any solid residues which if lead into the pump head can irreparably damage the pump ELECTRIC MOTOR CONNECTION For ATEX executions refer only to ATEX specific manuals in attachment to the supply Electric motor usually supplied with PDM pumps is a three phase mot...

Страница 13: ...ill be installed independently from what mentioned in this manual Here below you can find a general installation scheme Metering Pump Safety valve Pulsation Dampener Calibration pot Manometer Foot filter valve 3PH MOTOR COLLEGAMENTO A STELLA 1PH MOTOR ROTAZIONE SENSO ORARIO 1PH MOTOR ROTAZIONE SENSO ANTIORARIO 3PH MOTOR COLLEGAMENTO A TRIANGOLO ...

Страница 14: ...uptions Take special attention to perfect seals tightening Maximum liquid velocity can t exceed 0 7 m s for viscosity until 100cPs Inner diameter of suction pipe must be chosen considering pump flow meter according to the below chart Maximum pump flow rate l h Nominal recommended Ø Qmax 15 Ø 6 mm 15 l h Qmax 30 Ø 10 mm 30 l h Qmax 125 Ø 16 mm 125 l h Qmax 155 Ø 20 mm 155 l h Qmax 260 Ø 25 mm 260 l...

Страница 15: ... OF MULTIPLE PUMPS SUCTION PIPE MUST BE OVER DIMENSIONED ALSO INSTALL A VALVE THAT ALLOWS TO DRAIN THE PLANT WHEN NEEDED PUMPS UN PRIME BEFORE REACHING THE TANK MINIMUM LEVEL INSTALL AND KEEP SUCTION PIPE UNDER THE TANK MINIMUM LEVEL PUMPS UN PRIME BEFORE REACHING THE TANK MINIMUM LEVEL TO AVOID AN OSTACLE PUMP SUCTION MUST BE CONSIDERED A PRIORITY ...

Страница 16: ...her gas escape toward tank side CALIBRATION POT Installed on suction pipe derivate between tank and pump allows the calibration of actual pump flow rate in service during the normal use DISCHARGE PIPE Piping route must be as linear as possible and independently supported to avoid that weight or thermal expansions would cause deformation or excessive stress on the pump It is recommended to install ...

Страница 17: ...conveyed in a tank to allow an immediate leaking alert Even in case of free discharge a safety valve installation is recommended to avoid high pressure excesses caused by Freezing obstruction or pumped chemical solidification Viscosity variations of the fluid e g due to temperature variations Accidentally flexible piping crushing Any other unpredictable risk which may create quick and uncontrollab...

Страница 18: ...otected against external agents like sand dust corrosive substances water vibrations tensions humidity or extreme thermic excursions STARTING SEQUENCE 1 Load the oil into the gearbox using the 250 cc container supplied with the machine through the loading cap like shown in the picture However the right level matches about with the middle of the oil level plug 2 Set the adjustment at 0 and start th...

Страница 19: ... and discharge interception valves then empty the liquid end and piping parts in communication with any parts of liquid Waiting until the pump cools down ATTENTION Electric motor surface temperature may exceed 50 C during normal use Capillary wash the liquid end in contact with the pumped product with compatible substances utilizing an adequate protection ATTENTION Products remains trapped in the ...

Страница 20: ...os 115 recovering it in the bottle supplied with the machine or in another adequate container 3 Remove O ring Pos 132 4 Set the adjustment to 0 by turning the knob A to allow the advancement of the pushing rod Pos 127 ad in this way an easy access 5 Remove the seal Pos 131 then enlarge the inner lip of the seal with a wrench and plier insert a flat screwdriver and uncap the seal rotating the screw...

Страница 21: ...quid viscosity level Replace the suction pipe with an over dimensioned Increase the external suction head Exceeding tight closing or tank without bleed Execute a hole on the top of the tank Suction pipe obstructed or close for interception Check the suction pipe Obstructed Filter Clean or replace the filter Pump valves are dirt worn or assembled in wrong way Check Cleanliness worn and correct valv...

Страница 22: ...ashing flux must be directed trough the suction valve with the same direction of the pumped fluid when the pump works DISPOSAL AND DEMOLITION Pumps are composed by some metallic and plastic parts and has an electric motor Gearbox contains oil and it is painted with a dust base paint It is user responsibility to respect every local procedure and regulation for a correct disposal and demolition rega...

Страница 23: ...for A executions 102 Galvanized iron n a 105 106 107 109 110 111 112 113 114 115 131 132 135 137 510 503 504 513 501 502 505 506 508 517 Other plastic materials Only for F executions 104 505 508 511 Glass fiber filled Polyoropylene 95 C PP 507 516 PVC Inside the gearbox Lubrificant Oil n a Attention Dangerous waste not biodegradable Can be regenerated if leaved to specialized authorizated companie...

Страница 24: ...try any dismanting or fixing n warranty covered products to avoid the warranty cover invalidation Contact pre emptively AQUA customer service to obtain informations REPAIRS TO AQUA ASSISTANCE CENTER Before sending a pump to AQUA Customer must comply with the following procedure 1 Contact AQUA to have information about the nearest assistance point to which send the pump including a short descriptio...

Страница 25: ...________________________________________________________________________ _________________________________________________________________________________________________________ _________________________________________________________________________________________________________ _________________________________________________________________________________________________________ _________...

Страница 26: ...Operating manual AQUA S p A ENGLISH Page 26 ...

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