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Display unit for diff. pressure DDA 16 | Wilo
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Display unit for diff. pressure DDA 16

Article number: 502856499
Technical data
Tender text

Measuring device for wall fixation, for optical operation monitoring and differential pressure measurement for heating circulation pumps.

  • Differential pressure measurement between feed and return lines in heating systems
  • Monitoring of transmission line: Measuring point – control room – actuator – pump drive

Scope of delivery

  • Differential pressure display device DDA
  • 2 self-cutting screw union connections in accordance with DIN 3862 Ms, for 6 mm pipe
  • 2 bracket self-cutting screw union connections R ⅛, for 6 mm pipe
  • 2 pipe connection bushing R ⅛ in accordance with DIN 2986 St, for 6 mm pipe
  • Installation and operating instructions
Technical data
Protection class IP54
Min. measurement range 0 bar
Max. measurement range 1.6 bar
Maximum pressure rating 25
Min. fluid temperature 0 °C
Max. fluid temperature 70 °C
Min. ambient temperature -10 °C
Max. ambient temperature 70 °C
Output function Display
Measuring accuracy ± 2.5 % of measurement range end value
Net weight, approx. 1.2 kg
Make Wilo
Item no. 502856499

Certificate REACH

REACH Regulation

Edition 2021-05
Page format 209.9 x 297.0 mm
Number of pages 4
PDF (212 KB)