LanFeng Electronic Unit MJ-65 Flowmeter. Link ZYB-50 Vane Pump. Link TD-20A SelfShut-Off Nozzle. Link 380V Ex-Motor Technical Specifications: Accuracy: +-0.3% Frequency: 50HZ+-1HZ Delivery Rate: 5 to 50L/min Rating Power: 0.75KW Measurbale Minimum: 5L Ambient Humidity: 30% to 90% Noise: ≤80dB(A) Ambient Temperature: -40 to +60 Inlet Vacuum: ≥0.06MPa Anti-Explosive ID: Exdm[ib]ib AT3 Register Range: 0.00 to 9800.00L or Yuan Anti-Explosive Certificate Number: CE011154 CE011155 CE011156 CE011157 Totalizer Range: 0.00 to 99999999999.99L or Yuan Range of Price: 0.01 to 99.99Yuan/L License of Manufacturing Metric Instrument: ZheZi00000625 Preset Min Value: 0.00 to 0.99L Power Supply: AC380V+ -20% or AC220V+ -20%