Smart digital dosing pump – DDA XL

Smart, flexible and cost-saving dosing from the DDE and DDA digital XL pump range

Product specifications

Product title

Smart digital dosing pump – DDA XL
Brand

Grundfos
Description
The DDA XL chemical dosing pump enables accurate dosing of virtually all chemicals while offering great flexibility and user friendliness.

It is a versatile chemical dosing pump that can dose degassing chemicals (hypochlorite) and high viscosity liquids up to 3,000mPas. The dosing head is available in various materials, so it is suitable for all liquid chemicals.

The mounting plate allows quick installation on any horizontal surface and the control cube can be easily modified to face left, right or straight ahead.
- Easy output adjustment in L/h
- Auto-deaeration during pump standby
- Turn-down ratio for 800:1
AR version
- Controls the dosing output by normal modes, manual, pulse and analogue
FCM version
- Monitors and controls the dosing output, self diagnoses and self corrects (when possible) faults
- Flow, total and pressure measurement display
- Flow, fault menu log
Features
- Dosing accuracy is +/- 1.5% of actual setpoint and +/- 0.1% of full scale
- Dosing is almost pulsation-free, no additional accessories are needed
- Safe dosing with automatic failure correction
Applications
- Disinfection
- pH adjustment
- Chemical dosing
- Cleaning in place
- Coagulation
- Precipitation/flocculation
- Filtration
- Reverse osmosis
Service description

Major – 12 months subject to operating conditions

Description	Part no. AR Alarm relay	Part no. FCM Flow control with flow measurement
Max. flow: 60l/h, max. pressure: 10 bar
DDA XL 60-10 PVDF dosing head, PTFE gaskets, ceramic ball valve	H99245401	H99246435
Max. flow: 120l/h, max. pressure: 7 bar
DDA XL 120-7 PVDF dosing head, PTFE gaskets, ceramic ball valve	H99246423	H99246438
Max. flow: 200l/h, max. pressure: 4 bar
DDA XL 200-4 PVDF dosing head, PTFE gaskets, ceramic ball valve	H99246431	H99246442