Grundfos DMX - Mechanical Diaphragm Metering Pumps

Overview

Overview

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DMX mechanical diaphragm metering pumps

Repeatable accuracy:  +/- 1.5%
Turndown:  1:10 with stroke length adjustments, not including frequency control.

Performance range: 1.3 to 2 x 166.4 GPH (up to 630 l/hr)
Max pressure:  36 to 232 PSI  (see technical data)

  • Manual or 4-20mA stroke length control
  • Duplex option for doubled capacity on DMX 226
  • Standard diaphragm protection system on all pumps
  • Integrated frequency controller (4-20mA input/output, pluse, remote start/stop - DMX AR)
  • Diaphragm leak sensor
  • Internal relief valve
  • Stroke sensor
  • Optional explosion proof motors on DMX 226


Material options:
Liquid end  -  PVC, PVDF, Polypropylene, 316SS
Gaskets  -  FKM, EPDM, PTFE


Control variants:
DMX B  - Basic manual control
                (Or remote control with a variable frequency drive)

DMX AR  -  Automatic frequency control + alarm relay

DMX AT5  -  Electric actuator with servomotor - Automatic (4-20mA) stroke length control


Processes:
Disinfection, coagulation, flocculation, Boiler feed water, cooling and process water treatment, raw water purification, chemicals for ion-exchangers, supplementary water treatment, effluent water neutralization.  Dosing of ammonia, hydrazine, phosphates in high-pressure areas (boiler feed water), lubricant dosing, corrosion inhibition, antiscalants, additives & catalysts, odor control, dosing of flammable liquids.


Applications:
Drinking water treatment
Industrial process water and waste water treatment
Pulp and paper industry
Cooling tower water treatment
Low-pressure boiler feed water treatment
Textile industry
Food and beverage, dairy

 

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Benefits

  • Dosing from 0.4 up to 2 x 4000 l/h
  • Compact design - saves money an space
  • Smooth and low-pulsation dosing
Literature

Literature

 

Grundfos Dosing All Products

Brochure

Grundfos Dosing All Products


Water and Wastewater Solutions

Brochure

Water and Wastewater Solutions


Purify Your Business - Grundfos Water Treatment

Brochure

Purify Your Business - Grundfos Water Treatment


Irrigation Handbook

Brochure

Irrigation Handbook


Grundfos Industrial Solutions

Brochure

Grundfos Industrial Solutions


Pump Solutions for Automotive Industry

Brochure

Pump Solutions for Automotive Industry


Stainless Steel Pumps - Upgrade Your Industrial Applications

Brochure

Stainless Steel Pumps - Upgrade Your Industrial Applications


Grundfos and the Beverage Industry

Brochure

Grundfos and the Beverage Industry


Grundfos and the Food Industry

Brochure

Grundfos and the Food Industry


DMX Product Flyer

Product Flyer

DMX Product Flyer

Download PDF

414 KB - 2 Pages


Service

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Contact
Contact a Distributor

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Ask a Product Question

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