Ultrasonic Flow Mete Type TDS 100BH wa 0812 8765 4449 Hand Hold Ultrasonic Flow Meter Nonwetted measurement, small in size. Main technical indices Linearity: 0.5% Repeatability: 0.2% Accuracy: ±1% Response Time: 0999 seconds, userconfigurable Velocity: ± 32mm m/s Pipe Size: 20mm-6000mm Rate Units: Meter, Feet, Cubic Meter, Liter, Cubic Feet, USA Gallon, Imperial Gallon, Oil Barrel, USA Liquid Barrel, Imperial Liquid Barrel, Million USA Gallons. User configurable. Totaliser: 7digit totals for net, positive and negative flow Liquid Types: Virtually all liquids Security: Setup lockout. Access code needed for unlocking Display: 4x16 English letters Communication Interface: RS232C, baudrate: from 75 to 57600 bps. Protocol made by the manufacturer. User protocols can be made on enquiry. Transducer Cable: Standard 10m Power Supply: 3 AAA NiH builtin batteries. When fully charged it will last over 10 hours of operation.100V240VAC for the charger Data Logger: Builtin data logger can store over 2,000 lines of data Manual Totalizer: 7digit presskeytogo totalizer for calibration Housing Material: ABS. Aluminum alloy protective case Case Size: 3.9x2.6x0.8 (100mmx66mmx20mm) Handset Weight: 1.2 lbs (514g) with batteries wa 0812 8765 4449