... ,W Lining material: PTFE,CR, F46(FEP), PU KKF82 Series Intelligent Electromagnetic Flow MeterThis product has passed ISO9002:2008Normal size: DN6~DN2800Electrode ... signal: 4~20mA output, frequency, pulseProtocal: RS485(MODBUSE ), and HARTSupply power: 220V AC, 24V DC Flow Meter