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  4. SB mechatronic flowmeters for water and oil based media
  5. SB2257

Flow meter with fast response and display

SB2257

SBG32KM0FRKG

Flow meter with fast response and display

SB2257

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
  • Convenient operation via buttons or parameter setting via IO-Link
Learn more
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Product characteristics
Measuring range
4...200 l/min 0.24...12 m³/h 65...3170 gph 1.1...52.8 gpm
Process connection threaded connection G 1 1/2 Internal thread
Application
System gold-plated contacts
Media Liquids; oils (viscosity 46 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
Electrical data
Operating voltage [V] 18...30 DC; (to SELV/PELV)
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; analog signal; frequency signal; IO-Link
Output function normally open / closed; (configurable)
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)
Analog 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...200 l/min 0.24...12 m³/h 65...3170 gph 1.1...52.8 gpm
Display range
0...240 l/min 0...14.4 m³/h 0...3805 gph 0...63.4 gpm
Resolution
0.1 l/min 0.01 m³/h 1 gph 0.1 gpm
Set point SP
1.4...200 l/min 0.08...12 m³/h 20...3170 gph 0.3...52.8 gpm
Reset point rP
0...198.6 l/min 0...11.92 m³/h 0...3150 gph 0...52.5 gpm
Frequency end point, FEP
13.4...200 l/min 0.8...12 m³/h 210...3170 gph 3.5...52.8 gpm
In steps of
0.02 l/min 0.02 m³/h 5 gph 0.1 gpm
Frequency at the end point FRP [Hz] 10...10000
In steps of [Hz] 10
Measuring dynamics 1:50
Temperature monitoring
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
Flow monitoring
Accuracy (in the measuring range) ± 5 % MEW; (Q > 1 l/min; 20...70 °C Medium temperature)
Repeatability ± 1 % MEW
Temperature monitoring
Temperature drift 0,029 °C / K
Accuracy [K] 3 K (25°C; Q > 1 l/min)
Reaction times
Flow monitoring
Response time [s] 0.01
Damping process value dAP [s] 0...5
In steps of [s] 0.1
Damping for the analog output dAA [s] 0...5
In steps of [s] 0.1
Temperature monitoring
Dynamic response T05 / T09 [s] T09 = 120 (Q > 1 l/min)
Software / programming
Parameter setting options hysteresis / window; normally open / closed; switching logic; current/frequency output; damping for the switching output / analog output; display can be rotated and switched off; standard unit of measurement; process value color; 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 class A
Process data analog 2
Process data binary 2
Min. process cycle time [ms] 3.2
Supported DeviceIDs
Type of operation DeviceID
default 1047
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)
MTTF [years] 145
UL approval
UL approval number I007
Pressure equipment directive sound engineering practice
Mechanical data
Weight [g] 2809.5
Material stainless steel (1.4404 / 316L); PBT+PC-GF30; PBT-GF20; PC; brass chemically nickel-plated
Materials (wetted parts) stainless steel (1.4401 / 316); 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
Remarks
Use of 200 micron filtration is recommended.
All data refer to oil with the following nominal viscosity: 46 mm²/s, 40 °C
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 graphs