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Flow transmitter with integrated backflow prevention



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Dear customer,
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Best regards
Your ifm team

  • Reliable volumetric flow monitoring of the internal cooling of the drill on machine tools
  • With integrated backflow preventer
  • Precise linearized analogue output
  • Robust housing with very high pressure rating
  • Very short response time
  • ce
  • eac
  • cul
Technische Details
Application machine tools; Internal cooling of drill
Medium temperature [°C] 0...60
Pressure rating [bar] 200
Electrical data
Operating voltage tolerance [%] -15...10
Operating voltage [V] 24 DC; (to SELV/PELV)
Current consumption [mA] 10
Protection class III
Reverse polarity protection yes
Output signal analogue signal
Analogue voltage output [V] 0.5...10
Min. load resistance [Ω] 10000
Short-circuit protection yes
Overload protection yes
Measuring/setting range
Measuring range [l/min] 0.3...25
Flow range [l/min] 75
Accuracy / deviations
Repeatability [% of the final value] 1
Measuring error [% of the final value] ± 5
Response times
Response time [s] < 0.01
Operating conditions
Ambient temperature [°C] 0...60
Storage temperature [°C] -15...80
Protection IP 65; IP 67
Tests / approvals
DIN EN 61000-6-2
DIN EN 61000-6-3
Shock resistance
DIN EN 60068-2-27 20 g (11 ms)
Vibration resistance
DIN EN 60068-2-6 5 g (10...2000 Hz)
MTTF [years] 3004
Mechanical data
Weight [g] 740.5
Materials aluminium anodised; PA
Materials (wetted parts) stainless steel (1.4401 / 316); brass; aluminium anodised; PU; O-ring: FKM
Process connection G 1/2
Switching cycles mechanical 10 million
Accessories (supplied)
sealing plugs
Temperature changes slightly affect the specified standard settings for coolants.
For oils, the settings are influenced by temperature and viscosity.
Recommendation Use 200 micron filtration
All data refer to coolants (20 °C).
Pack quantity 1 pcs.
Electrical connection
Connection Connector: 1 x M12
ifm electronic gmbh • Friedrichstraße 1 • 45128 Essen — We reserve the right to make technical alterations without prior notice. — EN-GB — SBU623-05 — 12.12.2013 —