Title: 370.011 Siemens Sitrans FUE080 Flowmåler.pdf
One push button for toggling between display informationMeasuring function0.5 Hz battery mode or15 Hz mains-poweredSITRANS FUS080 transmitterOperating Instructions, 07/2012, A5E03059912-0261Technical data 10.2 Battery10.262DescriptionSpecificationCommunicationIrDA on display panel (MODBUS RTU protocol)Optional: Separate add-on serial communication modulesMODBUS RTU RS 232 or RS 485 (recommended for 230 V versions only)Outputs (standard)Two passive, galvanically isolated open-drain MOS outputs(output A and B)Max. ±35 V, 50 mAOutput A: Preset to pulse output for forward flow (default: 100l/pulse)Output B: Preset to alarm for present failurePulse width: 5, 10, 20, 50, 100, 200, 500 ms (default: 5 ms)Max. pulse frequency (for 5 ms pulse width): 100 Hz at Qmaxsetting (105% of Qs)Output (option)Fieldbus communication: MODBUS RTU protocolSeparate add-on serial communication modules MODBUSRTU RS 232 or RS 485EMCEmission EN 61000-6-4