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Smart digital dosing pump – DDA

Smart digital dosing pumps that provide a high-end solution for complex and demanding applications.

Product specifications

  • Product title

    Smart digital dosing pump – DDA

  • Brand
    Grundfos
  • Description

    The smart digital dosing DDA pump provides a high-end solution for complex and demanding applications.

    The click-stop mounting plate allows installation in three different positions. The control cube can be turned easily into front, left or right position. In addition, the click wheel and the multi-coloured backlit graphical, plain-text LC display make commissioning and operation easy.

    AR version

    • Controls the dosing output by normal modes, manual, pulse and analogue
    • Profibus DP or Modbus RTU communications by adding an optional E-box

    FCM version

    • Monitors and controls the dosing output, self diagnoses and self corrects (when possible) faults
    • Click wheel menu select and adjustment
    • Flow, total and pressure measurement display
    The Grundfos smart digital dosing pump DDA, FCM version is self- calibrating and regulates flow according to pressure changes. It can therefore eliminate the need for a pressure gauge, flow meter and relief valve in a dosing system.
  • Features
    • Degassing even in standby mode
    • 1000:1 (3000:1 for 7.5-16) turndown ratio
    • Stepper motor drive for smooth and continuous flow
    • 2 relay outputs + 4-20mA output
    • Digital control adjustment in l/hr
    • Dual chemical level inputs
    • 100-240V 50-60Hz
    • Single phase 17W motor IP65
    • Controls include: manual, pulse, analogue, batch, cycle timer, 7 day timer, GeniBus and remote on/off
    • Dual chemical level inputs
    • Click mounting plate for easy attachment
    • Large illuminated coloured LCD
    • Click wheel menu select and adjustment
  • Applications
    • Drinking water treatment
    • Wastewater treatment
    • Pulp and paper industry
    • Textile industry
    • Cleaning water treatment
    • Food and beverage industry, dairies
    • Cooling tower water treatment
    • Low-pressure boiler feed water treatment
  • Service description

    Major – 12 months subject to operating conditions

  • Spare parts
  • Linked products
  • Description Part no. AR Alarm relayPart no. FCM Flow control with flow measurement
    Max. flow: 7.5l/h, max. pressure: 16 bar
    DDA 7.5-16 PVDF dosing head, PTFE gaskets, ceramic ball valveH97722794H97722862
    Max. flow: 12l/h, max. pressure: 10 bar
    DDA 12-10PVDF dosing head, PTFE gaskets, ceramic ball valveH97722896H97722964
    Max. flow: 17l/h, max. pressure: 7 bar
    DDA 17-7 PVDF dosing head, PTFE gaskets, ceramic ball valveH97722998H97723066
    Max. flow: 30l/h, max. pressure: 4 bar
    DDA 30-4 PVDF dosing head, PTFE gaskets, ceramic ball valveH97723100H97723168
DDA dosing pump specification
Smart digital pumps data booklet
DDA dosing pump manual