SITRANS FS220

Clamp-on Ultrasonic Flow Meter

The SITRANS FS220 digital clamp-on ultrasonic flowmeter provides the most essential flow measurement functionalities with superior accuracy, cost efficiency and ease of use. It is the best-in-class solution for straightforward flow monitoring of liquid processes in number of industries, including water and wastewater, HVAC, power and chemical. 

SITRANS FS220 Catalog Specifications

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The SITRANS FS220 flow system consists of a SITRANS FST020 transmitter paired with SITRANS FSS200 clamp-on ultrasonic sensors, which are available in three different models: WideBeam® (High-Precision), Universal and High-Temperature. The FST020 transmitter has been upgraded to deliver leading reliability, user-friendliness and options for customization, while the FSS200 sensors feature low maintenance and high precision – even for applications with high levels of aeration or suspended solids.

Benefits

Built on the same architecture as other next-generation digital flow systems from Siemens, the SITRANS FS220 features among others:

  • High accuracy and repeatability – accuracy of 1% of flow rate and repeatability of 0.25% according to ISO 11631

  • Exceptional zero stability – minimal need to set a zero point

  • Best-in-class user-friendliness – fully graphical display with simple menu navigation, multiple setup wizards and the option to display up to 6 customizable parameters on the same screen

  • Easy servicing – includes removable SensorFlash® microSD card and built-in USB service port

SITRANS FST020 wall-mount transmitter

Channels
Single channel
Communication
Modbus RTU, compatible with SIMATIC PDM
Enclosure rating
IP65 (NEMA 4X)
Display

240 x 160, fully graphical

Power supply
100-240 V AC 15 VA max., 11.5-28.5 V DC 7.5W max.
Inputs
2x digital inputs for totalizer start/stop and reset
Outputs
1x 4 -20 mA, 1x relay, 1x pulse/frequency
Accuracy
1% for velocities ≥ 0.3 m/s (1 ft/s)
Flow range
±12 m/s (±40 ft/s), bidirectional
Pipe size range
12.7 mm to 10 m (0.5" to 394")
Approvals
UL, ULc, CE

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To remain competitive, companies in industry must ensure – and ideally increase – the availability and productivity of machines and plants. As your partner, we offer a unique range of services and support based on our extensive technology and industry expertise.

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As your partner, we offer a unique range of services and support based on our extensive technology and industry expertise. With our offerings, you can expect a high degree of reliability and a successful digital future for your company.

Well trained for excellent handling

Receive standardized or individual expertise directly from the manufacturer – with training centers in more than 60 countries.

Safety integrated

Safety is key in the process industries. A failure in instruments relevant for safety may have serious implications for humans, the process and the environment. Therefore, a wide range of our process instruments come with on-board safety features for maximum risk reduction.

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Whatever your process challenge – SITRANS F S has you covered

Monitoring your processes with accurate clamp-on ultrasonic flow measurement leads to higher transparency, improved productivity – and a better bottom line. To optimize every operation, Siemens offers a comprehensive selection of clamp-on flow sensors, transmitters and complete flow systems.

Customer Support: 1-800-333-7421

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