diff. press. contact pressure gauge DDM 25 | Wilo
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diff. press. contact pressure gauge DDM 25

Technical data
Tender text

Differential pressure contact pressure gauge for wall mounted installation with adjustable switchpoints for automatic switchover of maximum/minimum speed stages or of the maximum to minimum speed stages with Wilo single or double pumps with multi-speed motors.

Only in conjunction with the corresponding switchgears.

Differential pressure switch with differential pressure display, configurable maximum/minimum contacts, integrated pressure surge throttle.

Note

Pressure gauging lines and 3-way pressure gauge taps must be procured by the customer

Shielded cable upon extension by customer:

  • Up to 100 m: 3x1.5 mm2
  • Up to 250 m: 3x2.5 mm2

Scope of delivery

  • Differential pressure contact pressure gauge DDM
  • 5 m shielded cable 4x0,75mm2(for connection to switchgears)
  • 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
Max. contact capacity 250 V / 1A AC
Max. operating voltage 250 V
Switching capacity max. 250 VA
Protection class IP54
Min. measurement range 0 bar
Max. measurement range 2.5 bar
Maximum pressure rating 16
Min. fluid temperature 0 °C
Max. fluid temperature 70 °C
Min. ambient temperature -10 °C
Max. ambient temperature 70 °C
Output function 2 x switching contact
Measuring accuracy ± 2.5 % of measurement range end value
Net weight, approx. 1.7 kg
Make Wilo
Item no. 110461290
Downloads

Certificate REACH (Documents)

REACH regulation

Edition 2021-10
Page format 209.9 x 297.0 mm
Number of pages 2
PDF (162 KB)