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DMA Stepper Motor Dosing Pump

Stepper Motor Digital Dosing Pump
  • DMA
  • 7.5-150L/H
  • 5-12Bars

Product Description

DMA Stepper Motor Drive Dosing Pump


DMA series digital dosing pump-the best choice for accurate metering

DMA series digital metering pumps provide customers with intelligent solutions for accurate chemical dosing. The digital metering pump has a simple mechanical structure, convenient installation and maintenance, and a unique drive design, which makes the flow control simple and accurate. The pump integrates a variety of intelligent functions, such as flow, level, pressure, timer and others. Through the integrated microprocessor for automatic calculation and feedback, and the friendly touch-type human-machine interface system , it makes the operation more convenient.

Technical Characteristics

  • Simple structure, precise and reliable

  • Material:PVDF/SS316

  • Wide range adjustment, high linear accuracy

  • Repeatability accuracy up to ± 1%

  • Analog signal 4-20mA input and output

  • Pulse signal range: 999:1 - 1:999

  • External start-stop control

  • Level indicator, high and low level, alarm

  • Timing and quantitative dosing control

  • Pressure indicator

  • Diversified universal serial ports to meet the needs of automation

  • Easy operation with touch human-machine interface



Mechanical Parameter Max Flow@Pressure [L/h@Bar]             150L/h @ 5Bar
Max Pressure [Bar]                    15Bar
Inlet and Outlet Diameter

  φ6*9mm hose &

  1/2 F thread& Union

Diaphragm Material
Max Suction height on working [m] 6
Max suction height [m] 2
Max Viscosity @50% low speed [mPa·s] 1800
Max Viscosity @25% low speed [mPa·s] 2000
Liquid Temperature Range [ºC] -10 to 80
Ambient Temperature Range [ºC] 0 to 45
Repeatability Accuracy [%] ±1
Electrical Parameter Power Supply [VAC] 220V,50/60Hz
Rated Power [W] 80
Cable Plug Type
Aviation plug*2
Protection Class
Control Parameter Adjust Analog Input and Output
Pulse Signal Adjustment Range
999:1 - 1:999
External Start-stop Control
Level Indicator
Low level Stop Pump, Alarm
Timing and Quantitative Dosing
Pressure Indicator

 Add : No.227 Huishu Road, Liangshui, Gucheng District, Linhai, Taizhou, Zhejiang Province
 Call Us : (+86)-576-85289780
 Email : sales@ligaopumps.com

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