Grundfos DDA Digital Diaphragm Dosing is the pump for complex and demanding applications where the focus is on maximum process reliability. It offers flow control, pressure monitoring, Auto Flow Adapt, and integrated flow measurement. The package for industrial applications is rounded off by additional operating modes such as a week dosing timer and auto-daeration.
Feature and Benefits :
- The flow control system on he DDA prevents unwanted stoppages, even with variable process parameters such as fluctuations in system pressure
- The DDA provides an accurate diagnosis of the most common causes of faults that occur during dosing with diaphragm pumps. These faults are displayed in plain text in the alarm menu
- The Auto Flow Adapt feature ensures that the dosing process continues with the required flow, even when subject to external influences.
- The integrated flow measurement feature of the DDA makes costly additional measuring equipment unnecessary
- internal stroke-speed and frequency control
- manual, pulse and 0/4-20 mA control
- Batch, timer cycle, timer week control
- Flow Control with selective fault diagnosis, pressure monitoring
- Integrated flow measurement and Auto Flow Adapt
- 0/4-20 mA and 2 relay outputs
- Auto deaeration
- Power supply 100-240 V, 50/60 Hz
Application Grundfos DDA Digital Dosing Pump :
- Drinking water treatment
- Wastewater treatment
- Boiler, cooling and process water treatment
- CIP (Clean In Place)
- Swimming pool water treatment
- Chemical industry
- Ultrafiltration process and reverse osmosis
- Low pressure boiler feed water treatment
- Food and beverage industry
- Paper and pulp industry
- Textile industry
- Irrigation