IFM SB7256 - Flow meter with integrated backflow prevention and display SBG32KM0FRKG

Fast flow or temperature changes do not affect the measurement.
High measurement dynamics reduces type versions.
No inlet and output pipe lengths required.
Specifically adjusted to oil for optimum measurement results

Measuring range	4...100 l/min 0.24...6 m³/h 64...1586 gph 1.05...26.4 gpm
Process connection	threaded connection G 1 1/2 internal thread

Special feature	Gold-plated contacts
Media	Liquids; oils (viscosity 320 mm²/s at 40 °C)
Medium temperature [°C]	-10...100
Pressure rating [bar]	63
Pressure rating [MPa]	6.3
Note on pressure rating	at medium temperature >70°C: 50 bar / 5 MPa

Operating voltage [V]	18...30 DC;(to SELV/PELV ; "supply class 2" to cULus)
Current consumption [mA]	< 50
Protection class	III
Reverse polarity protection	yes
Power-on delay time [s]	< 3

Outputs

Total number of outputs	2
Output signal	switching signal; analogue signal; frequency signal; IO-Link
Output function	normally open / normally closed;(parameterisable)
Max. voltage drop switching output DC [V]	2
Max. current load per output [mA]	150;(200: ...60 °C; Ambient temperature; 250: ...40 °C; Ambient temperature)
Analogue current output [mA]	4...20
Max. load [Ω]	500
Short-circuit protection	yes
Overload protection	yes
Frequency of the output [Hz]	0...10000

Measuring/setting range

Measuring range	4...100 l/min 0.24...6 m³/h 64...1586 gph 1.05...26.4 gpm
Display range	0...120 l/min 0...7.2 m³/h 0...1902 gph 0...31.7 gpm
Resolution	0.1 l/min 0.01 m³/h 1 gph 0.01 gpm
Set point SP	0.7...100 l/min 0.04...6 m³/h 10...1586 gph 0.15...26.4 gpm
Reset point rP	0...99.3 l/min 0...5.96 m³/h 0...1574 gph 0...26.25 gpm
Frequency end point, FEP	6.7...100 l/min 0.4...6 m³/h 106...1586 gph 1.75...26.4 gpm
In steps of	0.1 l/min 0.01 m³/h 2 gph 0.05 gpm
Frequency at the end point FRP [Hz]	10...10000
In steps of [Hz]	10
Measuring dynamics	1:50

Measuring range	-10...100 °C 14...212 °F
Display range	-32...122 °C -25.6...251.6 °F
Resolution	0.1 °C 0.1 °F
Set point SP	-9.3...100 °C 15.2...212 °F
Reset point rP	-10...99.3 °C 14...210.8 °F
In steps of	0.1 °C 0.2 °F
Frequency start point, FSP	-10...78 °C 14...172.4 °F
Frequency end point, FEP	12...100 °C 53.6...212 °F
Frequency at the end point FRP [Hz]	10...10000
In steps of [Hz]	10

Accuracy / deviations

Accuracy (in the measuring range)	± 5 % MEW;(Q > 1 l/min; 20...70 °C Medium temperature)
Repeatability	± 1 % MEW

Temperature drift	0,029 °C / K
Accuracy [K]	3 K (25°C; Q > 1 l/min)

Response times

Response time [s]	0.01
Damping process value dAP [s]	0...5
In steps of [s]	0.1
Damping for the analogue output dAA [s]	0...5
In steps of [s]	0.1

Dynamic response T05 / T09 [s]	T09 = 120 (Q > 1 l/min)

Software / programming

Parameter setting options	hysteresis / window; normally open / normally closed; switching logic; current/frequency output; damping for the switching output / analogue output; display can be rotated and switched off; standard unit of measurement; process value colour; calibration factor

Interfaces

Communication interface	IO-Link
Transmission type	COM2 (38,4 kBaud)
IO-Link revision	1.1
SDCI standard	IEC 61131-9 CDV
Profiles	Smart Sensor: Process Data Variable; Device Identification, Device Diagnosis
SIO mode	yes
Required master port type	A
Process data analogue	2
Process data binary	2
Min. process cycle time [ms]	3.2
Supported DeviceIDs	Type of operation DeviceID default 1046

Operating conditions

Ambient temperature [°C]	0...60
Note on ambient temperature	medium temperature < 80 °C medium temperature < 100 °C: 0...40 °C
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)
UL approval	UL Approval no. I007 File number UL E174189
Pressure Equipment Directive	Sound engineering practice

Weight [g]	2803.4
Materials	stainless steel (1.4404 / 316L); PBT+PC-GF30; PBT-GF20; PC; brass chemically nickel-plated
Materials (wetted parts)	stainless steel (316 / 1.4401); stainless steel (1.4404 / 316L); brass (2.0371); brass chemically nickel-plated; PPS; O-ring: FKM
Process connection	threaded connection G 1 1/2 internal thread
Switching cycles mechanical	10 million

Displays / operating elements

Display	Display unit 6 x LED, green switching status 2 x LED, yellow measured values alphanumeric display, red/green alternating indication 4-digit programming alphanumeric display, 4-digit

Remarks	Recommendation: use a 200-micron filter. All data refer to oil with the following nominal viscosity: 320 cSt, 40 °C ± 3 K MW = measured value MEW = Final value of the measuring range
Pack quantity	1 pcs.

Electrical connection

Connection	Connector: 1 x M12; coding: A; Contacts: gold-plated

Diagrams and graphsifm electronic gmbh • Friedrichstraße 1 • 45128 Essen — We reserve the right to make technical alterations without prior notice. — EN-GB — SB7256-00 — 13.04.2023 —