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General Operating Instructions
®
ProMinent
Motor-Driven Metering Pumps
and Hydraulic Accessories
Sigma
Vario
alpha
Hydro
Meta
Makro/ 5
Makro TZ
Two sets of operating instructions are necessary to ensure safe operation of the metering pumps corresponding to their
intended purpose: The product-specific operating instructions (e.g. for Sigma) and the general operating instructions
®
for ProMinent
motor-driven metering pumps.
Both are only applicable in conjunction with each other.
Please completely read through these operating instructions first! Do not discard!
The warranty shall be invalidated by damage caused by operating errors!
Part No. 987702
ProMinent Dosiertechnik GmbH
69123 Heidelberg
Germany
BA MOZ 013 07/03 GB
•
•
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Table of Contents
Related Manuals for ProMinent alpha
Summary of Contents for ProMinent alpha
- Page 1 Both are only applicable in conjunction with each other. Please completely read through these operating instructions first! Do not discard! The warranty shall be invalidated by damage caused by operating errors! Part No. 987702 ProMinent Dosiertechnik GmbH 69123 Heidelberg Germany BA MOZ 013 07/03 GB •...
- Page 2 Imprint Imprint: General Operating Instructions for ® ProMinent Motor-Driven Metering Pumps © ProMinent Dosiertechnik GmbH, 1995 Address: ProMinent Dosiertechnik GmbH Im Schuhmachergewann 5-11 69123 Heidelberg Germany info@prominent.de www.prominent.de Subject to technical modifications. Page 2 ProMinent ProMinent ® ®...
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Page 3: Table Of Contents
................................Overview and Notes on Accessories ......................Pressure Control/Safety Overflow Valve ...................... Pulsation Dampers ................................ Appendix ......................................Warranty Application for Metering Pumps and Accessories ..............Data for Calculating Metering Line ..........................Installing Drawing ..................................ProMinent ProMinent Page 3 ® ®... -
Page 4: User Information
There is a danger of damage to property if the notes on safety are disregarded. These general operating instructions for motor-driven metering pumps and hydraulic assemblies apply only in conjunction with the product-related pump operating instructions for e.g. alpha, Vario, Meta, Sigma, Hydro, Makro/ 5 and Makro TZ motor-driven metering pumps. -
Page 5: Application Of Motor-Driven Metering Pumps
Always wear protective clothing (safety goggles, gloves,...) when handling hazardous or unknown liquid media! This applies particularly when working on the liquid end! • Do not use parts which have not been tested and approved by ProMinent for assembly of ProMinent ®... -
Page 6: Summary Of Additional Safety Instructions For The Ex Version Of The Pump
• The proper general function, in particular of the drive, must be safeguarded by regular inspections (leakages, noises, temperatures, possible discoloration due to excess temperatures..). • Use original spare parts should exchange become necessary! Page 6 ProMinent ProMinent ® ®... -
Page 7: 2.1.1 Additional Remarks For The Application For Metering Inflammable Media
When cleaning plastic parts, attention must be paid to not generating any electrostatic charge by rubbing excessively. - see danger sign. • These measures are the minimum protection measures specified by ProMinent. Should the user know about any further risks, it is his duty to eliminate them by taking corresponding measures. -
Page 8: Mounting
Ensure nominal diameters of pipes and installed fittings are the same size or larger DN pipe than the nominal diameters of the pump valves (intake and head valves). DN pump valve DN pump valve fig. 5 Page 8 ProMinent ProMinent ® ®... -
Page 9: Installation, Hydraulic
Only use a flexible pipe pipe adapter for connecting steel/stainless steel pipes to plastic pump housings. Flexible pipe adapter Plastic connecting piece fig. 7 ProMinent ProMinent Page 9 ® ®... -
Page 10: Standard Installation
Metering pump Dirt trap Metering valve Solenoid valve Adjustable pressure control valve Pulsation damper (Overflow valve) Foot valve with sieve filter Float valve Pressure gauge Filler device Ball check valve Siphon vessel Shut-off cock valve Page 10 ProMinent ProMinent ® ®... -
Page 11: Notes On Installation On Intake Side
Intake via siphon line for high-level tanks without connection facilities at base of tank: • Install filler facility for siphon line (intake line). • Observe acceleration pressures due to the longer intake line. fig. 12 ProMinent ProMinent Page 11 ® ®... -
Page 12: Notes On Installation On Delivery Side
14 IMPORTANT Cut off the return flow from the main line! Otherwise unwanted mixing in the metering line can occur. • Install the metering valve at the injection point. fig. 15 Page 12 ProMinent ProMinent ® ®... - Page 13 Install pressure control valve or metering valve at end of metering line. fig. 17 Pusation damper without trails (e.g. together with nozzles): • Interlock the solenoid valve electrically with the voltage supply of the metering pump. fig. 18 * Accumulators without diaphragm:fit a vent valve ProMinent ProMinent Page 13 ® ®...
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Page 14: How Not To Install Pumps
Air pocket in intake line. fig. 19 Pulsation damper not effective • Arrangement of pulsation damper (2) and pressure retension valve (1) incorrect. fig. 20 Siphon effect fig. 21 Admission pressure on intake side too high fig. 22 Page 14 ProMinent ProMinent ® ®... -
Page 15: Special Notes On Installation
Irregular pump flow can occur if the pressure from the take-off line or the intake tank istransmitted. • Ensure constant supply height when pump intake is from pressurized lines! fig. 26 • Ensure constant supply level if intake is from high supply level! fig. 27 ProMinent ProMinent Page 15 ® ®... - Page 16 IMPORTANT Switch off metering pump before flushing! Maximum permissible flushing pressure: 2 bar Manual flushing device Flushing water Flushing device fig. 29 Automatic flushing device Timer Flushing water autom. flushing device fig. 30 Page 16 ProMinent ProMinent ® ®...
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Page 17: Installation, Electrical
After a longer operating period, replace brittle seals by new ones. Different types of motors are used depending on the application and required output. ProMinent will send you the motor data sheets for the desired motor versions on request. Motors for explosion-threatened workplaces WARNING •... - Page 18 Refer to the circuit diagram of the control system for connection of the motor if electric motors are driven by electronic control devices, e.g. three-phase AC motors by frequency converters or DC motors by thyristor controllers. Page 18 ProMinent ProMinent ® ®...
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Page 19: Other Electrical Components In Explosive Zones
Europe the European operator’s guideline 99/92/EC (ATEX 137)*, (in Germany implemented via the new operating safety ordinance (Official Federal Gazette for 2002, Part 1, No. 70, issued in Bonn 2.10.2002))! * previously ElexV ProMinent ProMinent Page 19 ® ®... -
Page 20: Maintenance
The pressure relief valve must prevent the gearbox from being overloaded and overheating in explosion-threatened workplaces! • EX-Pump only: When cleaning plastic parts, attention must be paid to not generating any electrostatic charge by rubbing excessively. - see danger sign. Page 20 ProMinent ProMinent ® ®... -
Page 21: Troubleshooting
• Refer to notes in product-specific operating instructions! • If metering pumps are sent for repair to the manufacturer or a ProMinent dealer, clean all parts which come into contact with the medium before shipping. Not EX-Pump: Essentially, maintenance is restricted to checking the metering capacity and for leaks. -
Page 22: Hydraulic Accessories
System line Venting Filling Metering pump external activation and control facility Metering valve Shut-off fitting Flow meter Pulsation damper Pressure control valve Overflow valve in bypass line Level switch Foot valve Pressure gauge fig. 34 Page 22 ProMinent ProMinent ® ®... - Page 23 Solenoid valve M Automatic shut-off fitting ...as safety device for shutting off (tight) Activation: e.g. electrically interlocked with delivery line when system at standstill. power supply of metering pump IMPORTANT * Not absolutely tight-closing shut-off elements. ProMinent ProMinent Page 23 ® ®...
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Page 24: Pressure Control/Safety Overflow Valve
Hydraulic Accessories Pressure Control/Safety Overflow Valve ProMinent ® DHV-DL (DHV-S, DHV-S-DL, DHV-SR, DHV-RM) Pressure control/overflow valves for installation in metering line: • Adjustable pressure control valve for installation in metering lines. • Used to produce a constant backpressure to ensure precision delivery when metering with free outlet,for admission pressure on intake side, for fluctuating backpressure or metering to vacuum. -
Page 25: Pulsation Dampers
Gas filling pressure diaphragm and thus protected from absorption. Minimum operating pressure Maximum operating pressure Effective gas volume Gas volume at p Gas volume at p V = Change in volume for pulsation compensation fig. 38 ProMinent ProMinent Page 25 ® ®... - Page 26 If the pulsation damper is not equipped with a pressure gauge, it is recommended to check the preload pressure (pv): • After 500 hours of operation. Metering line • Before resuming operation after a prolonged downtime. A regular check every three months is recommended. fig. 40 Page 26 ProMinent ProMinent ® ®...
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Page 27: Appendix
Breakage/other damage Control Corrosion Damage during transport 3 Leaks 4 None or poor delivery capacity Connections Diaphragm defective Liquid end Others ® Operating conditions of ProMinent pumps: Location/system description: ................................Pump accessories used: ............................................................................................................................................................................Commissioning (initial operation/date): ............................ -
Page 28: Data For Calculating Metering Line
Observe sign, tank level below liquid end = negative intake head H Metering line outlet level under liquid end = negative delivery head HD ** The pipe properties should be specified for precise calculation at viscosities below 50 mPas. Page 28 ProMinent ProMinent ® ®... -
Page 29: Installing Drawing
Installing Drawing Customer: ..........................................................Project No.: Date: ...................................................... ProMinent ProMinent Page 29 ® ®...
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