• Precise volume flow measurement
  • Separation of media between the measurement point and the transducer
  • Short inlet and outlet connections
  • Standard industrial measurement signals (works calibrated)
  • High-resolution turbine measuring principle
  • All wetted parts in plastics and ceramics
  • Integrated flow rectifier
  • Linear output characteristic
  • Extremely low pressure loss
  • Optional mounting position and quick mounting by means of unions
  • Direct display optionally available in l/min, m³/h, gal/min


Note Please click "Magnifying Glass" next to the attributes listed below to view helpful information.
Type 3020
Nominal Size DN 25 DN 50
Body Configuration Straight through
Connection Unions (imperial) Unions (metric)
Body Material PVC-U PVDF
Seal Material FPM (Vinton)
Display Position
Display parallel (0°) to flow direction Display vertical (90°) to flow direction Turned 180°
Type of Flow Transducer Display gal/min, frequency/pulse output + analogue signal Display l/min, frequency/pulse output + analogue signal Display m3h, frequency/pulse output + analogue signal Frequency/pulse output Frequency/pulse output + analogue signal
Type of Analogue Signals Current output 0-20 mA Current output 4-20 mA Voltage output 0 -10 V Without analogue signal
Type of Frequency/Pulse Output 24 V PNP (recommended for SPS instrumentation) 6 V PNP (recommended with GEM0 type 3000) Open collector
Max. Flow Rate 25000 L/h3600 L/h
Protection Class to EN 60529 IP 65
Operating Position Optional
Inlet/Outlet Distances 5 x DN
Mass DN 25 = 600 g / DN 50 = 1500 g


Medium Wetted Parts Material Bearing, shaft: Ceramics (A1203) Housing: PVC-U/PVDF Inner turbine components: PVDF Seals: FPM
Flow Transducer Material Housing bolt: 1.4303 Housing cover of measuring instrument B: PMMA Housing seal: NBR Housing: ABS
Plug Material Plug bolt: VQSt 36-2-4,8 Plug housing: PA 6 Profile packing: Nitrile rubber