... flow meter Electrode: 316, Hb, Hc, Ti, Ta Lining: PTFE, PFA, F46, and CR Accuracy: 0.2%, 0.5%, 1.0% electromagnetic flow ... >5uS/cm (water >20uS/cm)Flow range: 0.1~15m/s ( flow unit is selected by the details)Connection ... signal: 4~20mA, frequency/pulse, alarmDisplay: flow rate, flow, percentage, totalizing flow, failure alramSupply power: 220VAC, 24VDCEx-proof mark: ExdIICT6 electromagnetic flow meter