Grundfos chemical dosing pumps are market leading and part of our grundfos isolutions offering. Oct 14, 2016 madden manufacturing has been making chemical feed systems and durable diaphragm metering pumps for chemical metering applications for over 60 years now. Dosing pump operational manual chemical dosing specialists pump range wmpsp0110 wmpsp0408 wmpsp0607 wmpsp0805 wmpsp1204 wmpsp1502 wmpsp2001. Chemical injectionfeed systems skidmounted modular packages with chemical meteringdosing pumps, engineeredtoorder.
A team of well experienced and qualified engineers having thorough knowledge of design standards is dedicated exclusively for. Operating instructions manual solenoid dosing pump beta. One pump acts as a duty standby to ensure the dosing process is uninterrupted should a wearable component need to be serviced. Metering pumps, components and metering systems 2016. It is designed to pump a very precise flow rate of a chemical or substance into either a water, steam or gas flow. The dosage and regulation of your swimming pool maintenance products chlorine, oxygen, distributes the quantity of product that it needs, at the right time and without risk of overdosing thanks to the. Grundfos dosing skid systems dss are designed to feed liquid chemicals from a supply source usually tank or drum to an injection point. Grundfos dss range from preengineered, standard one, two and. This dosing pump is generally used to feed chemical and medicine into process fluid. Dosing pump plunger type dosing metering pump exporter from. Smart digital dda, ddc and dde diaphragm dosing pumps offer. Meteringdosing pump accessories and installation guidelines pump installation guidelines these guidelines are intended for those planning metering pump installations. Dosaskid chemicaldosing system is a preengineered system that meets the challenges of water and wastewater treatment applications. Ifs standard chemical injection systems are predesigned, packaged and.
This guide is intended to help the user define variables to be evaluated for proper selection and installation of a chemical metering. Solventbased chemicals may dissolve plastic headed pumps, and. Metering dosing pump accessories and installation guidelines pump installation guidelines these guidelines are intended for those planning metering pump installations. Meteringdosing pump accessories and installation guidelines. Chemical dosing systems cds are used in applications that require the mixing, storage and accurate dosing of specialized chemical reagents. Solenoid metering pump conceptplus cnpb operating instructions en part no. Each system includes the chemical metering pump and polyethylene. All chemical feed pumps are designed to pump at a certain rate.
Most metering pumps are oscillating displacement pumps. No underdosing or overdosing due to high dosing accuracy and flowcontrol longer maintenance. The primary function of the cdu is to accurately dose the specified chemical for suppression of hydrogen sulphide generation in sewage, as a part of corrosion and odour control management. Our digital dosing systems deliver accurate metering of chemicals, proven reliability, and easy installation. Dosing stations with two dosing metering pumps each and one preparation pump to ensure opti mal availability of chemicals. Moreover, the grundfos range of electronic and electrochemical accessories offers complete control of your dosing and disinfection processes and can be seamlessly integrated into your.
Chemical pump dosing rates spreadsheet hydroflo tech. An exactly defined volume of liquid is drawn into the displacement body on the reciprocal stroke and forced into the metering line on the. The complete system includes a chemical storage tank, two 100% metering dosing pumps, instruments, tubing, valves, calibration column. Due to the use of highquality materials, dts dosing. When sizing the pump, the pump should be set 5070% of its maximum output to maximize efficiency and not overrun pump. Due to the use of highquality materials, dts dosing tank stations can be employed for diverse dosing liquids. A chemical dosing skid is the most effective way to dispense chemicals, using at least two peristaltic or metering pumps attached to pipe maniflolds encased in a cabinet. Metering pumps are available in a variety of materials, most commonly 316ss, c20, pvc, and pvdf. If point of injection is lower than chemical tank and pump, install an antisiphon valve do not modify pump, poses potentially dangerous situation and voids 1 when using chemical feed pumps, basic safety precautions should always be followed to reduce risk of fire, electric shock, and personal injury. The primary function of the cdu is to accurately dose. T he r efo re a uthors develo p ed dosing calcul ator software as a too l for chem ical dosing calculation in wat e r ind ust ry to suppo r t plan t o p erators. They do not replace the instruction manual which should be read and understood before installation and commissioning. Many different configurations can be selected flexibly to fulfil various dosing tasks.
Grundfos dss range from preengineered, standard one, two and three pump systems, to custom systems with multiple pumps and tanks all piped on a common skid complete with controls. With durable features of construction, milton roy sets the industry standard by providing consistent, reliable metering pump accuracy in a quick to ship dosing package. When selecting a metering pump s materials of construction, the corrosion, erosion or solvent action of the chemical must be taken into consideration. Installation, operation and maintenance manual preengineered. Chemical dosing systems are fully installed electrically and mechanically on a skid. The metering pump is a positive displacement chemical dosing device with the ability to vary capacity manually or automatically as process conditions require. When an sdv is employed, a back pressureantisyphon valve is not required provided there is about 1m 3 3 head of pressure on the discharge side of the pump. Swimming pool and boiler also require chemical dosing that is done with the aid of this pump. Four types of chemical dosing pumps and how they work. The flow rate can be adjusted by the pump speed under the control of the microprocessor. Our digital dosing systems deliver accurate metering of chemicals, proven reliability, and easy installation, priming, and calibration. The accurate control of the pumps is made possible by. The pump head comes as standard in pvdft, but can be optionally.
Graco s electrically operated chemical metering pumps are designed to transfer fluids for chemical dosing applications including water treatment, agricultural, swimming pools and pulp and paper. A dosing pump will deliver this precise flow rate of chemical or other product by a number of different methods but it generally involves drawing a measured amount into a. The selection of materials can be adapted via the configuration to match. Kompact ams uses premium materials in its manufacture. Verderflex chemical dosing pumps are ideal for delivering chemicals at a controlled rate. Dosing of hydroxypeoxide and other chemical solutions in paper production. Chemical injectionfeed systems skidmounted modular packages with chemical metering dosing pumps, engineeredtoorder. Insert suction tubing through the center hole and cut tubing so foot valvestrainer hangs about 1 or 2 inches 25 cm above the bottom of the tank. Smart digital dda, ddc and dde diaphragm dosing pumps offer modularity with fewer variants, making them a. The pump can be mounted on top of a solution tank as shown in figure 5. Each system includes the chemical metering pump and polyethylene chemical tank, along with the necessary hoses and fitting for the pump.
Seko is one of the worlds leading chemical dosing pump manufacturers. Chemical injection package integrated flow solutions. Insert suction tubing through the center hole and cut tubing so foot valvestrainer hangs about 1. Peristaltic dosing pumps contain the liquid within the tube or the hose, eliminating risk of contamination. Making lmi pumps and accessories work for you for integrators specifying lmi metering pumps and accessories for critical systems gives process systems integrators the best guarantee of reliability, accuracy, and performance in challenging environments. Dts dosing tank stations are intended for storing and dosing liquids. The fact is, we have a worldrenowned reputation for manufacturing the highest quality, most. When determining which metering pump is the best option for a chemical injection application there are a number of variables. If point of injection is lower than chemical tank and pump, install an antisiphon valve do not modify pump, poses potentially dangerous situation and voids 1 when using chemical feed pumps, basic. Always wear protective clothing gloves and safety glasses when working near chemical dosing pumps. Dosing pump plunger type dosing metering pump exporter. This system can be used for two different chemicals or for redundant pump operation with one chemical. The dosing diaphragm is driven by an electromagnet, which is stimulated and controlled by a microprocessor.
We feel a reputation this good should be earned every day. The diaphragm reciprocates in the pump head with the force of the electromagnet. Operating instructions manual solenoid dosing pump beta bt4a. No underdosing or overdosing due to high dosing accuracy and flowcontrol longer maintenance intervals thanks to the universal chemical resistance of the fullptfe diaphragm reduced energy consumption thanks to stateoftheart drive technology. You can then simply bolt the skid down and connect to your process. Metering pump the metering pump is a positive displacement chemical dosing device with the ability to vary capacity manually or automatically as process conditions require. Foot mounted dosing pump and electronic agitator mounted on chemical dosing tank which is bunded to prevent chemical spillage. The dda can not only inject chemicals and verify injection.
S s s s s s s s 230v1ph50hz or 60hz epoxy coated stainless steel mixer ph. Dosing is precision work and one of the main tasks in chemical and process engineering as well as in water treatment. And over those 60 years, madden has stuck with the diaphragm type metering pump design for chemical metering, because we believe it is the best type of pump for chemical injection for many. The pure aqua cds series chemical dosing systems offer a wide range of capacities to meet various chemical treatment applications. Most of the chemical dosing pumps are obsolete and some are defunct. Figure 2, below, illustrates a dual pump skid system pulsafeeder designation 2a for flooded suction chemical source above the pump centerline as shown on page 7. Chemical dosing systems cds data sheet pure aqua, inc. The simplest form of automatic chemical dose rate control is flow proportional control, in which the chemical dose rate is varied, by changing the speed of the dosing pump or adjusting the position of a regulating valve, in direct proportion to changes in flow past the dosing point. The spreadsheet operates on microsoft excel 2003, or later. This document specifies the detailed design and construction requirements for a standard chemical dosing unit cdu located in the sewer network. A dosing pump is a small, positive displacement pump. Being a quality oriented organization, we are instrumental in offering dosing pump to our clients. Board shown includes multifucntion valves which offer.
Lmi has been leading the way in the metering pump industry for over 40 years. The purpose of calling this tender is to upgrade the current chemical dosing facilities at all our water treatment plants. It is a very reliable digital metering pump suitable for a range of applications. Kompact ams is an analogue dosing pump with constant flow rate with manual adjustment using the control dial on the front panel. Smart digital dda, ddc and dde diaphragm dosing pumps offer modularity with fewer variants, making them a perfect pump for stock. Alongside a comprehensive range of peristaltic pumps, motordriven pumps and solenoid dosing pumps, we supply metering systems, controllers and measurement and analysis solutions for the cleaning and hygiene, water treatment and industrial process markets. Madden manufacturing has been making chemical feed systems and durable diaphragm metering pumps for chemical metering applications for over 60 years now. Grundfos can supply complete dosing pump systems forlarge or small volumes and based on different technologies for flocculation, disinfection, and ph adjustment. The simplest form of automatic chemical dose rate control is flow proportional control, in which the chemical dose rate is varied, by changing the speed of the dosing pump or adjusting the position of a. Chemicals dosing pumps calibration basics calibration of chemical feed pumps is important, to ensure that the proper amount of water treatment chemicals are being fed to your systems. An exactly defined volume of liquid is drawn into the displacement body on the reciprocal stroke and forced into the metering line on the compression stroke. Ifs standard chemical injection systems are predesigned, packaged and fully tested for a wide range of liquid chemical treatment applications. Aug 01, 2015 a dosing pump is a small, positive displacement pump. Solenoid metering pump prominent fluid controls, inc.
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