Compact system suitable to be installed upstream of hydraulic modellers (weirs, venturi, palmer bowlus) Solution with excellent price performance ratio Instantaneous and totalized flow measurement No. 2 freely programmable relays MODBUS communication protocol Flowmeter is an ultrasonic flow transmitter, temperature-compensated and suitable for connection with MODBUS RTU acquisition systems. FLOWMETER in addition to an analog output includes two freely addressable relay for flow threshold or for totalizer pulse output. TECHNICAL FEATURES Housing/sensor material PC or Al / PP wetted part (only PVDF for ATEX certified vers.) Mechanical installation 2” GAS M (PP flange DN80 opt.) Protection degree IP67/IP68 (Sensor) Electrical connection Internal push connectors Working temperature -30 to +70°C; +80°C non-continuous Pressure from 0.5 to 1.5 bar (absolute) Power supply 12vDC/24vDC Power consumption 1.5W Analog output 4-20mA, max 750ohm (4-wire versions) Relays output n°2 3A 230vAC (n.o.) Digital communication MODBUS Max measure range max 0.25-5m In case of non perfectly reflecting surfaces, the maximum distance value will be reduced Blind distance 0.25m Temperature compensation digital from -30 to 80°C Accuracy ±0.2% (of the measured distance) not better than ±3mm. Resolution 1mm. Calibration 4 buttons or via MODBUS Warm-up 5 minutes typical LCD Display Plug-in display/keyboard 4 buttons matrix LCD

OPEN CHANNEL FLOW FLOWMETER Ultrasonic open channel flow control unit Compact - Suitable for upstream installation in weir, Venturi, Palmer Bowlus (standard and non-standard) G 2"A / PP threaded connection + nr. 1 2" BSP/PP fixing bolt 4-20mA output with instantaneous flow transmission Relay nr. 1 for impulses/volume transmission Relay nr. 2 for threshold alarm or diagnostic MODBUS RTU output. Housing with anti condensation filter Temperature range : -20° to +60°C LTH Electronics Ltd, Chaul End Lane, Luton, Bedfordshire. LU4 8EZ England Telephone: +44 (0)1582 593693 Fax: +44 (0)1582 598036 email:...