Flow sensors | FFU | FFUS20-1N1IO | Nominal width measuring tube: DN 20 | Maximum flow: ≤ 60 l/min | Wetted parts: PPSU, EPDM | Process connection: 1" NPT | Output signal: Analog output 4 mA ... 20 mA, 0 mA ... 20 mA current flow and temperature, 1 pulse/status output PNP/NPN-transistor output for flow rate meter, empty pipe detection, flow monitoring, dosing output, flow direction (dependent on type) | Process temperature: 0 °C ... +80 °C | Process pressure: ≤ 10 bar
Measurement principle
Ultrasonic sensor
Medium
Fluids
Nominal width measuring tube
DN 20
Process temperature
0 °C ... +80 °C
Process pressure
≤ 10 bar
Communication interface
-
Minimum flow
≥ 3.5 l/min1)
Maximum flow
≤ 60 l/min
Inlet zone
40 cm
Output zone
10 cm
Conductivity
No limitation
Repeatability
≤ 0.5 %
Resolution
0.012 l/min
Response time
100 ms3)300 ms3)1 s3)4.2 s3)
Supply voltage
18 V DC ... 30 V DC1)
Residual ripple
≤ 5 Vpp2)
Power consumption
≤ 180 mA3)
Switch-on time
≤ 5 s
Protection class
✔
Connection type
Round connector M12 x 1, 5-pin
Output signal
Analog output 4 mA ... 20 mA, 0 mA ... 20 mA current flow and temperature1)1 pulse/status output PNP/NPN-transistor output for flow rate meter, empty pipe detection, flow monitoring, dosing output, flow direction (dependent on type)
Output current
< 100 mA4)
Output load
< 500 Ohm
Lower signal level
3.8 mA ... 4 mA
Upper signal level
20 mA ... 20.5 mA
Impuls/frequency output
0 kHz ... 10 kHz
Puls width
≤ 1 s
Inductive load
1 H
Capacitive load
100 nF
Enclosure rating
IP67
Process connection
1" NPT
Wetted parts
PPSUEPDM
Housing material
PPSU
Kaal
420 g
Ambient operating temperature
0 °C ... +60 °C
Ambient temperature, storage
–20 °C ... +70 °C
EU declaration of conformity
✔
UK declaration of conformity
✔
ACMA declaration of conformity
✔
China RoHS
✔
ECLASS 5.0
27200412
ECLASS 5.1.4
27200412
ECLASS 6.0
27200412
ECLASS 6.2
27200412
ECLASS 7.0
27200412
ECLASS 8.0
27200412
ECLASS 8.1
27200412
ECLASS 9.0
27200412
ECLASS 10.0
27200412
ECLASS 11.0
27200412
ECLASS 12.0
27200412
ETIM 5.0
EC002580
ETIM 6.0
EC002580
ETIM 7.0
EC002580
ETIM 8.0
EC002580
UNSPSC 16.0901
41112501
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