IFM SBU324 - Flow sensor with integrated backflow prevention SBU12DI0BPKG/US

Reliable volumetric flow monitoring of the internal cooling of the drill on machine tools.
With integrated backflow preventer.
Intuitive continuous adjustment of the switch points.
Robust housing with very high pressure rating.
Very short response time

Number of inputs and outputs	Number of digital outputs: 1
Process connection	G 1/2

Application	machine tools; Internal cooling of drill
Media	Liquids; water; glycol solutions; coolants
Medium temperature [°C]	0...60
Pressure rating [bar]	200
Pressure rating [MPa]	20

Operating voltage [V]	10...30 DC;(to SELV/PELV)
Current consumption [mA]	< 15
Protection class	III
Reverse polarity protection	yes

Inputs / outputs

Number of inputs and outputs	Number of digital outputs: 1

Outputs

Total number of outputs	1
Output signal	switching signal
Electrical design	PNP
Number of digital outputs	1
Output function	normally open
Max. voltage drop switching output DC [V]	2.5
Permanent current rating of switching output DC [mA]	100
Short-circuit protection	yes
Overload protection	yes

Measuring/setting range

Flow range [l/min]	75
Setting range [l/min]	0.3...50

Accuracy / deviations

Repeatability [% of the final value]	1
Hysteresis [l/min]	0,1...1,5
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

EMC	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]	15.78

Weight [g]	764
Materials	aluminium anodised; PA
Materials (wetted parts)	stainless steel (1.4310 / 301); stainless steel (1.4301 / 304); aluminium anodised; PBT; PU; O-ring: FKM
Process connection	G 1/2
Switching cycles mechanical	10 million

Displays / operating elements

Display	switching status 4 x LED, yellow

Accessories

Items supplied	sealing plugs

Remarks	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; coding: A

Diagrams and graphsifm electronic gmbh • Friedrichstraße 1 • 45128 Essen — We reserve the right to make technical alterations without prior notice. — EN-GB — SBU324-04 — 13.04.2023 —