Flow sensors - Water consumption measurement

SM910021

SM910021
List price
789,70 €
amount price discount
1 789,70 €
5 766,01 € 3% / 23,69 €
10 750,22 € 5% / 39,49 €
20 726,52 € 8% / 63,18 €
50 694,94 € 12% / 94,76 €
On demand
Flow sensor, water, magnetic-inductive, 72x68x68mm, G 3/4", 19-30V DC, push/pull programmable/configurable, 0/2-10V / 0/4-20mA, M12-connector 4pin, stainless steel 1.4404, pressure resistance 16bar, 0,2-50l/min
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Flow sensors - Water consumption measurement

If an electrically conductive liquid moves across a magnetic field, a voltage is generated vertically to this magnetic field which is dependent on the flow velocity. This voltage is measured by electrodes located in the wall of the measuring tube. Microcontrollers evaluate this voltage, calculate the flow rate and show it on the display. An analog signal and a transistor switching output are available for further processing.

Electrical properties

Number of switching outputs
2
Type of switching function
Programmable/configurable
Type of analog output
0 - 10V, 0 - 20mA, 4 - 20mA, 2 - 10V
Type of electrical connection
Connector M12
Type of switching output
Push-pull
Type of temperature sensor
PT1000
Rated switching current
200mA
Setting procedure
Parameterization
No-load current
200mA
Number of pins
4
Relative repeat accuracy
0.2%
Measurement principle
magnetic-inductive
Measuring accuracy of temperature
<±2°C (flow > 0.2m/S)
Minimum conductivity
20µS/cm
Response time, flow t90 (alarm/pulse/frequency output)
0.1s
Response time, flow t90 (analog output)
1s
Response time, temperature t90 (signal output)
20s
Measuring range flow volume
0.2 - 50l/min
Display
LED display, TFT display
Short circuit protection, Reverse polarity protection

Mechanical properties

Type of process connection
G3/4 inch
Design
Cuboid
Width
72mm
Pressure resistance
16bar
Height
68mm
Length
68mm
Medium temperature
-20 - 70°C
Degree of protection (IP)
IP67
Housing material
Stainless steel 1.4404
Sensing element material
Stainless steel 1.4404
Seal material at process connection
Plastic (FKM)
Display window material
Plastic (PMMA)
Inlet section
3 x nominal diameter
Outlet section
2 x nominal diameter
Maximum viscosity
70mm²/s

Other properties

Suitable for
Conductive liquids
Ambient temperature
-20 - 60°C
Measuring accuracy
≤± (0.8% from measured value + 0.5% from end of measuring range)
Reference medium / object
Water
You can find accessories for SM910021 in these product groups:

Assembly

Fixing material for lights SMxx002x

Connection technology

Cable sockets M12 4-wire shielded

Cable sockets M12 5-wire shielded

Gateway

Process data acquisition

Classification Class
eClass-7.0 27371815
eClass-7.1 27371815
eClass-8.0 27371815
eClass-9.0 27371815
eClass-9.1 27371815
ETIM-6.0 EC002580
ETIM-7.0 EC002580
Property Value
RoHS‑compliant Yes
Reach-compliant Yes
POP-compliant Yes
TSCA-compliant Yes
IPF Product Group 300 flow sensors
packaging dimensions 138 x 95 x 210mm
gross weight 1,227g
5,16kg CO₂e
Customs tariff number 90261021
WEEE number 40951076
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