Ultrasonic Flow Sensor Heat Meter | GF U3000

Description Ultrasonic Flow Sensor Heat Meter | GF U3000 Specifications General Measuring Method Ultrasonic runtime measurement Flow range 0.1 m/s – 20 m/s Accuracy Pipes > DN75 ± 0.5 % – 3 % of the measured value for flow throughput rates > 0.2 m/s Pipes DN13 – DN75 ± 0.3 % of the measured value for flow throughput rates > 0.2 m/s Repetition accuracy ± 0.5 % of the measured value for flow or ± 0.02 m/s depending on which value is larger Response time < 500 ms, depending on pipe diameter Selectable flow units Velocity m/s, ft/s Volume l/s, l/min, l/h, gal/min, gal/h, USgals/min, USgals/h, Barrel/h, Barrel/day, m³/s, m³/min, m³/h Selectable totaliser units Liters, m³, gallons, US gallons, barrels Totaliser 12 digits Menu languages EN, DE, FR, RU, SE, IT, SP, P, NO, DEN Temperature sensors (Heatmeter types only) Operating temperature 0 °C to 50 °C Storage temperature -10 °C to 60 °C Pipe wall temperature -20 °C to 85 °C Accuracy Pt100 Class B 4-wire Resolution 0.1 °C (0.2 °F) Humidity during operation Max. 90 % relative humidity at 50 °C (122 °F) Environment Operating temperature -20 °C to 50 °C Storage temperature -25 °C to 75 °C Pipe wall temperature -20 °C to 135 °C Humidity during operation Max. 90 % relative humidity at 50 °C (122 °F) Suitable pipe types Pipe material PVDF-SYGEF, PP-PROGEF, PE-ELGEF, PB-INSTAFLEX, ABS, PVC-U/PVC-C, construction steel, cast iron, stainless steel, copper Pipe dimensions [d] 13 – 2’000 mm Pipe wall thickness 1 – 75 mm Pipe coating Possible Materials: rubber, glass, concrete, epoxy, steel Pipe coating thickness 0 – 25 mm Electronics Power supply 12 V to 24 V AC/DC, 1A max. or 86 V to 264 V AC (47 Hz to 63 Hz) Power consumption max. 10,5 W Outputs (output options depending on type) Analog output Range 4 – 20 mA, 0 – 20 mA, 0 – 16 mA Resolution 0.1 % of full scale Load max. 620 Ω Insulation 1,500 V opto-isolated Alarm current Adjustable between 0 – 26 mA Pulse output Type 3x Opto-isolated MOSFET volt free contact (NO/NC) Options Flow totals, energy (HM version only), loss of signal, low flow alarms Pulse sequence Volumetric mode: 1 to 50 pulses/sec user-programmable Frequency mode: 200Hz max. pulse frequency Pulse width 50 ms standard value, 3 to 99 ms user-programmable Max. Voltage 48 V Max. Current 150 mA Isolation >110 V AC/DC Modbus output Format RTU Baud Rate 1200, 2400, 4800, 9600, 19200, 38400 Data-Parity-StopBits 8-None-2, 8-None-1, 8-Odd-2, 8-Even-1 Standarads PI–MBUS–300 Rev. J Physical Connection RS485 USB interface (Optional Protocol Supports full speed (12Mbits/sec) data connection Software USB driver software is provided with the package Connector Mini USB Datalogger (optional) Data Logged Application details, time, date, flowrate, forward total, reverse total, flow velocity, flow side temperature, return side temperature, temperature difference, power, total energy, signal quality, signal SNR, signal status Number of data points 100 million Number of data sets 12 Number of data points per set No limit Programmable capture rate 5 s – 1 hour Start/stop Manual or time-controlled Data download USB interface Transducer Sets Type A 13 to 114 mm (1/2 inch to 4.5 inch) pipe OD (2MHz) Type B 50 to 2000 mm (2 inch to 40 inch) pipe OD (1MHz) Enclosure and Display Material ABS and aluminium Dimensions 230 x 180 x 120 mm Weight 1.2 kg Keypad 15 key tactile feedback membrane keypad Display Type 240 x 64-pixel graphic display, high contrast black-on-white, with backlight. Viewing angle Min. 30°, typically 40° Active surface 127 x 34 mm Protection class IP 65 Standards/approvals CE, RoHS compliant Safety BS EN 61010-1:2010 EMV BS EN 61326-1:2013 BS EN 61326-2-3:2013 Environmental BS EN 60068-1:2014 BS EN 60068-2-1:2007 BS EN 60068-2-2:2007 Ultrasonic Flow Sensor Heat Meter | GF U3000