© Siemens AG 2016 Flow Measurement SITRANS F US Clamp-on SITRANS FST020 (Basic) ■ Overview ■ Function • 2 x16 integral alphanumeric display and 5 key keypad for installation menu and data display • Pulse rate output • Communications include VT100 RS 232 with a DB9 connector, Modbus RTU, BACnet MSTP • Totalizer start/stop and rest control lines. • Remote PC installation menu • ZeroMatic Path automatically sets zero • Bidirectional flow operation • 1 MByte data logger with both site & data logger storage • Menu language in English, Spanish, German, Italian and French ■ Technical specifications Input SITRANS FST020 offers reliable flow measurement at a much lower cost than other clamp-on ultrasonic flowmeters, with flow rate accuracy of ± 0.5 % to 1.0 % for most applications. ■ Benefits • Easy installation; no need to cut pipe or stop flow • Minimal maintenance; external sensors do not require periodic cleaning • No moving parts to wear or foul • No pressure drop or energy loss • Compact, integral design reduces installation cost • Wide turn-down ratio • Optional WideBeam technology ensures high performance. • ZeroMatic Path automatically sets zero without stopping flow and eliminates zero drift. ■ Application SITRANS FST020 is suitable for most clean liquid applications, including the following: • Water & wastewater industry - Potable water - Wastewater, influent & effluent - Processed sewage, sludge • Chemical feed industry - Sodium hypochlorite - Sodium hydroxide • HVAC & power industries - Coolant flow - Fuel flow • Process control - Chemicals - Pharmaceuticals The SITRANS FST020 flowmeter is not available with hazardous areas approval. ■ Design • IP65 (NEMA 4X) wall mount constructed of polycarbonate • Single channel versions only Flow range 12 m/s ( 40 ft/s), bi-directional Flow sensitivity 0.0003 m/s (0.001 ft/s) flow rate independent Digital Inputs Totalizer Hold Optically isolated diode Input voltage: 2 … 10 V DC Totalizer Reset Optically isolated diode Input voltage: 2 … 10 V DC Output Current • 4 ... 20 mA (Isolated) • externally powered 10 … 30 V DC Relay • Programmable Form C 250 mA • 30 V DC • 3 V A max Pulse rate1) • Optically isolated transistor 10 mA • 30 V DC max Accuracy For velocities 0.3 m/s (1 ft/s) • 4 ... 20 mA ± 1.0 % of flow • Pulse, relay output ± 0.5 % ... 1.0 % of flow Batch repeatability 0.15 % Zero Drift 0.1 % of rate; 0.0003 m/s (0.001 ft/s) Data refresh rate 5 Hz Transmitter conditions Operating temperature -10 … +50 °C (14 … +122 °F) Storage temperature -20 … +60 °C (-4 … +140 °F) Degree of protection IP65 NEMA 4X Design Weight 1.4 kg (3.0 lb) Dimensions (W x H x D) 175 x 235 x 92 mm (6.89 x 9.25 x 3.62 inch) Enclosure material Polycarbonate Power supply 100 ... 240 V AC @ 20 VA or 11.5 ... 28.5 V DC @ 10 W Certificates and approvals Unclassified locations UL, ULc Classified locations CE EMC Directive 2014/30/EU ATEX Directive 2014/34/EU C-TICK 1) When used to represent flow rate (PGEN) the frequency can reach as high as 5000 Hz. When used to represent flow total it can reach 50 Hz. Siemens FI 01 · 2016 3/339 3 © Siemens AG 2016 Flow Measurement SITRANS F US Clamp-on SITRANS FST020 (Basic) Standard MLFB for quick delivery on SITRANS FST020 (Basic) Selection and Ordering data Article No. SITRANS FST020 (Basic) 7 M E 3 5 7 7 - 7 77 3 0 - 0 7 7 7 Click on the Article No. for the online configuration in the PIA Life Cycle Portal. Design 0 IP65 (NEMA 4X ) wall mount Number of channels/ultrasonic paths Single channel 3 1 Flowmeter functions and I/O configurations • With display and 1 additional analog output and SPST relay H Meter power options 100 ... 240 V AC A 11.5 ... 28.5 V DC, 10 W max B Sensor (includes pipe mounting kit for indicated max. OD listed) See "Sensor selection charts" for specifications. A no sensor A2 universal Trackmount and straps provided up to 75 mm (3") B B3 universal Trackmount and straps provided up to 125 mm (5") C C3 universal2) Mounting frame and straps provided up to 300 mm (13") D D3 universal2) Mounting frame and straps provided up to 600 mm (24") E E2 universal2) Mounting frame and straps provided up to 1200 mm (48")1) F For the following High Precision sensors, temperature range is -40 ... +120 °C (-41 ... +150 °F), nominal 21 °C (70 °F) C1H (high precision)2) Mounting frame and straps provided up to 600 mm (24") M C2H (high precision)2) Mounting frame and straps provided up to 600 mm (24") N D1H (high precision)2) Mounting frame and straps provided up to 1200 mm (48")1) P D4H (high precision)2) Mounting frame and straps provided up to 1200 mm (48")1) R Sensor cables No sensor cable A 6 m (20 ft) PVC Jacket (1 pr) B 15 m (50 ft) PVC Jacket (1 pr) C 30 m (100 ft) PVC Jacket D 46 m (150 ft) PVC Jacket E 91 m (300 ft) PVC Jacket G Approvals UL, ULC, CE, C-TICK 0 Standard MLFB offering represents 2 to 3 weeks delivery time for quantities under 5. 1) Supplied spacer bar suppports pipes up to 750 mm (30 inch). For pipes larger than 750 nn (30 inch) purchase also, spare part 7ME3960-0MS40 (1012BN-4). 2) Made of stainless steel construction. 3/340 Siemens FI 01 · 2016 © Siemens AG 2016 Flow Measurement SITRANS F US Clamp-on SITRANS FST020 (Basic) Selection and Ordering data SITRANS FST020 (Basic) IP65 (NEMA 4x) Article No. Ord. code 7ME3570- Article No. Selection and Ordering data SITRANS FST020 (Basic) IP65 (NEMA 4x) 7 77 3 0 - 0 7 7 7 7 7 7 Click on the Article No. for the online configuration in the PIA Life Cycle Portal. Single channel 1 Flowmeter functions and I/O configurations • With display, keypad, 1x 4 ... 20 mA, 1x relay, 1x pulse/frequency, 2x digital input, VT100 RS232, Modbus RTU, BACnet MSTP H Sensor for channel 11) Including pipe mounting tracks for Sizes A & B universal sensors indented for pipe with a OD less than 125 mm (5") and mounting frame/spacer bars for sizes C, D & E universal sensors. Straps provided are for the indicated maximum OD listed below. Strap kits are available to accommodate larger pipes (refer to spare part list). Refer to "Sensor Selection Charts" for the sensor suitability of pipe size and wall thickness no sensor A2 universal Trackmount and straps provided up to 75 mm (3”) B3 universal Trackmount and straps provided up to 125 mm (5”) 2) C3 universal Mounting frame and straps provided up to 330 mm (13”) 2) D3 universal Mounting frame and straps provided up to 600 mm (24”) E2 universal2) Mounting frame and straps provided up to 1200 mm (48”) For the following High Precision sensors, temperature range is -40 ... +120 °C (-40 ... +248 °F), nominal 21 °C (70 °F) A2H (high precision) Trackmount and straps provided up to 75 mm (3") A3H (high precision) Trackmount and straps provided up to 75 mm (5") B1H (high precision) Trackmount and straps provided up to 125 mm (5") B2H (high precision) Trackmount and straps provided up to 125 mm (5") C1H (high preciup to 600 min (24") with sion)2) mounting hardware C2H (high preciup to 600 min (24") with 2) sion) mounting hardware D1H (high preciMounting frame and 2) sion) straps provided up to 1200 mm (48")1) D2H (high preciMounting frame and sion)2) straps provided up to 1200 mm (48")1) D4H (high preciMounting frame and sion)2) straps provided up to 1200 mm (48")1) Z P1A Z P1B Z P1C 3 Sensor cables (pair) Meter power options 100 ... 240 V AC 11.5 ... 28.5 V DC 7 77 3 0 - 0 7 7 7 7 7 7 High temperature sensor size 2 for up to 230 °C (446 °F) (30 to 200 mm diam. (1 to 8 inch diam.)) High temperature sensor size 3 for up to 230 °C (446 °F) (150 to 610 mm diam. 6 to 24 inch diam.)) High temperature sensor size 4 for up to 230 °C (446 °F) (400 to 1200 mm diam. (16 to 48 inch diam.)) Number of channels/ultrasonic paths Ord. code 7ME3570- A B A B C D No sensor cable 6 m (20 ft) PVC Jacket 15 m (50 ft) PVC Jacket 30 m (100 ft) PVC Jacket A B C D 46 m (150 ft) PVC Jacket 61 m (200 ft) PVC Jacket 91 m (300 ft) PVC Jacket E F G 6 m (20 ft) Plenum rated (Teflon jacket) 15 m (50 ft) Plenum rated (Teflon jacket) 30 m (100 ft) Plenum rated (Teflon jacket) H J K 46 m (150 ft) Plenum rated (Teflon jacket) 61 m (200 ft) Plenum rated (Teflon jacket) 91 m (300 ft) Plenum rated (Teflon jacket) L M N Approvals 0 UL, ULC, CE, C-TiCK 1) Supplied spacer bar supports pipes up to 1050 mm (42"). For pipes larger than 1050 mm (42") purchase also, spare part 7ME3960-0MS40 (1012BN-4) 2) Made of stainless steel construction. E F H J K L M N P Q R Siemens FI 01 · 2016 3/341 © Siemens AG 2016 Flow Measurement SITRANS F US Clamp-on SITRANS FST020 (Basic) Order code Selection and Ordering data Further designs Please add "-Z" to Article No. and specify Order code(s). Cable termination kit (for one cable pair) • Sensor cable termination for standard and plenum cable T01 Wet flow transfer calibration (priced on request) 6 point calibration 2/water (Price per channel) 3 • 2SS40 pipe • 3CS40 pipe • 4CS40 pipe • 4SS40 pipe D01 D02 D03 D04 • 6CS40 pipe • 6SS40 pipe • 6CS120 pipe • 8CS40 pipe D05 D06 D07 D08 • 8SS40 pipe • 8CS120 pipe • 10CS Standard pipe • 10CS40 pipe D09 D10 D11 D12 • 10SS40 pipe • 12CS Standard pipe • 12CS40 pipe • 14CS30 pipe D13 D14 D15 D16 • 14CS40 pipe • 16CS Standard pipe • 16CS40 pipe • 18CS Standard pipe D17 D18 D19 D20 • 20CS20 pipe • 20CS30 pipe • 24CS Standard pipe • 24CS20 pipe D21 D22 D23 D24 • 24CS30 pipe • 30CS Standard pipe • 36CS Standard pipe • Other pipe, other liquid, additional points, witness D25 D26 D27 Y28 Tag name plate • Stainless steel tags with 3.2 mm (0.13 inch) character size (68 characters max.) Y19 ■ MLFB example Selection and Ordering data Order code Operating Instructions for SITRANS FST020 English NEMA 4X German NEMA 4X A5E03086487 A5E03086488 This device is shipped with a Quick Start Guide and a CD containing further SITRANS F literature. All literature is available to download for free, in a range of languages, at www.siemens.com/processinstrumentation/documentation Universal sensor selection chart IP68 Based on pipe size (pipes other than steel) Pipe size Order Code Outer diameter range (mm) Outer diameter range (inch) A2 B min. max. min. max. 12.7 50.8 0.5 2 B3 C31) C 19 127 0.75 5 D 51 305 2 12 D31) E 203 610 8 24 E21) F 254 6096 10 249 High precision sensor selection chart IP68 Based on pipe wall thickness (steel pipes only) Pipe Wall Order Code Pipe Wall [mm] Pipe Wall [inch] min. max. min. max. A1H G 0.64 1.02 0.025 0.04 A2H H 1.02 1.52 0.04 0.06 A3H J 1.52 2.03 0.06 0.08 B1H K 2.03 3.05 0.08 0.12 B2H L 3.05 4.06 0.12 0.16 C1H1) M 4.06 5.84 0.16 0.23 C2H1) N 5.84 8.13 0.23 0.32 1) D1H P 8.13 11.18 0.32 0.44 D2H1) Q 11.18 15.75 0.44 0.62 D4H1) R 15.75 31.75 0.62 1.25 1) Application example A basic clamp-on meter is required for a DN 150 (6“ schedule 40) carbon steel waste water line, with a pipe wall thickness of 7.1 mm (0.28“). Meter electronics are to be located in an instrumentation shed with available AC power. 36 m (120 ft) of sensor cable is needed to reach pipe location. MLFB Article No.: 7ME3570-1HA30-0NE0 Selection and Ordering data SITRANS FST020 meter family IP65 (NEMA 4X) enclosure Single channel Standard I/O option 100 ... 240 V AC power option Sensor code for channel 1 46 m (150 ft) sensor cable 3/342 Siemens FI 01 · 2016 Article No. Ord. code 7 M E 3 5 7 7 - 7 77 3 0 - 0 7 7 0 7 7 7 0 1 H A N E Made of stainless steel construction.