... Power:220VAC-24 VDC Accuracy:0.25~0.5%F.S RS485 Optional OEM, CE Approve Ultrasonic Level Meter UE Series Specifications: FunctionsIntegrative ... (Max of them)3mm or 0.1%F.S (Max of them)DisplayEnglish language display Level measurement, distance measurement, transmission value, ambient temperature, echo ... gases (optional corrosion probe) or steam, no vibration. Ultrasonic Level Meter UE Series