Paddlewheel Flow Transmitter – FLS F6.30

The FLS F6.30 is a paddlewheel-based blind transmitter designed for measuring all types of solid-free liquids. It offers versatile output options, including a 4-20 mA signal for long-distance transmission and a Solid State Relay (SSR) that can be configured as an alarm or volumetric pulse output.

Equipped with a USB interface and dedicated software (available for free download from the FLS website), the F6.30 allows easy calibration and intuitive output configuration directly from a PC.

Its precision-engineered design delivers accurate flow measurements across a wide dynamic range, suitable for pipe sizes from DN15 (0.5”) to DN600 (24”).

Paddlewheel Flow Transmitter – FLS F6.30

Key Features Of Paddlewheel Flow Transmitter – FLS F6.30

  • High chemical resistance
  • Pipe size range: from DN15 (0,5”) to DN600 (24”)
  • Low pressure drop
  • Friendly calibration procedure
  • 4-20 mA, frequency or volumetric pulse output settable by USB
  • SSR settable as alarm by laptop
FLS F6.30 Images

Technical Details of Paddlewheel Flow Transmitter – FLS F6.30

Specification Details
Pipe Size Range DN15 to DN600 (0.5” to 24”), refer to Installation Fittings section for more details
Flow Rate Range 0.15 to 8 m/s (0.5 to 25 ft./s)
Linearity ± 0.75 % of full scale
Repeatability ± 0.5 % of full scale
Minimum Reynolds Number Required 4500
Enclosure IP65
Wetted Materials Sensor Body: C-PVC, PVDF or 316L SS
O-rings EPDM or FPM
Rotor ECTFE (Halar®)
Shaft Ceramic (Al₂O₃) / 316L SS (for metal sensors)
Bearings Ceramic (Al₂O₃), none (for metal sensor)
Power Supply 12 to 24 VDC ± 10% regulated (reverse polarity and short circuit protected)
Max Power Consumption 150 mA
Protective earth < 10 Ω
Current Output 4-20 mA, isolated
Max loop impedance 800 Ω @ 24 VDC – 250 Ω @ 12 VDC
Solid State Relay Output User selectable as MIN alarm, MAX alarm, Volumetric, Pulse Out, Window alarm, Off
Relay Output Specs Optically isolated, 50 mA MAX sink, 24 VDC MAX pull-up voltage
Max pulse/min 300
Hysteresis User selectable
Certifications Manufactured under ISO 9001,
Manufactured under ISO 14001,
CE, RoHS Compliant,
EAC,
FDA on request for paddlewheel in C-PVC/EPDM,
PVDF/EPDM,
SS316L/EPDM
Storage Temperature -30°C to +80°C (-22°F to 176°F)
Ambient Temperature -20°C to +70°C (-4°F to 158°F)
Relative Humidity 0 to 95% (non-condensing)
Technical Measurement of Paddlewheel Flow Transmitter – FLS F6.30
PADDLEWHEEL FLOW TRANSMITTER - FLS F6.30 Drawing
Part No. Version Power supply Length Main wetted materials Enclosure Flow Rate Range Weight (gr.)
F6.30.01 Hall 12 - 24 VDC L0 C-PVC/EPDM IP65 0.15 to 8 m/s (0.5 to 25 ft./s) 750
F6.30.02 Hall 12 - 24 VDC L0 C-PVC/FPM IP65 0.15 to 8 m/s (0.5 to 25 ft./s) 750
F6.30.03 Hall 12 - 24 VDC L1 C-PVC/EPDM IP65 0.15 to 8 m/s (0.5 to 25 ft./s) 800
F6.30.04 Hall 12 - 24 VDC L1 C-PVC/FPM IP65 0.15 to 8 m/s (0.5 to 25 ft./s) 800
F6.30.05 Hall 12 - 24 VDC L0 PVDF/EPDM IP65 0.15 to 8 m/s (0.5 to 25 ft./s) 750
F6.30.06 Hall 12 - 24 VDC L0 PVDF/FPM IP65 0.15 to 8 m/s (0.5 to 25 ft./s) 750
F6.30.07 Hall 12 - 24 VDC L1 PVDF/EPDM IP65 0.15 to 8 m/s (0.5 to 25 ft./s) 800
F6.30.08 Hall 12 - 24 VDC L1 PVDF/FPM IP65 0.15 to 8 m/s (0.5 to 25 ft./s) 800
F6.30.09 Hall 12 - 24 VDC L0 316SS/EPDM IP65 0.15 to 8 m/s (0.5 to 25 ft./s) 950
F6.30.10 Hall 12 - 24 VDC L0 316SS/FPM IP65 0.15 to 8 m/s (0.5 to 25 ft./s) 950
F6.30.11 Hall 12 - 24 VDC L1 316SS/EPDM IP65 0.15 to 8 m/s (0.5 to 25 ft./s) 1000
F6.30.12 Hall 12 - 24 VDC L1 316SS/FPM IP65 0.15 to 8 m/s (0.5 to 25 ft./s) 1000

A –  Sensor body
B –  F6.30 Paddlewheel Flow Transmitter

1 –  O-Ring (EPDM or FPM)
2 –  Sensor body C-PVC, PVDF, 316L SS
3 –  Halar Rotor, Ceramic shaft & bearings (316L SS shaft for metal sensors)
4 –  Cable Gland
5 –  ABS cap for installation into fittings (SS cap for metal sensors)
6 –  Electronic box

Paddlewheel Flow Transmitter – FLS F6.30

Technical Specifications of Paddlewheel Flow Transmitter – FLS F6.30

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