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Professional, menu-driven D.O. laboratory meter for measurements/GLP compliant documentation with self-stirring dissolved oxygen sensor StirrOx® G – simultaneous stirring and measurement. Features: • Single-handed operation for series measurements. • Constant flow for high reproducibility. • Immediately ready for measuring – no polarization period required. • Extremely low self-consumption of oxygen – only 0.008 μg h-1 (mg/l)-1. • Zero-current free – no zero point calibration necessary. • Calibration and storage vessel OxiCal®-ST included. • Membrane life of up to 6 months. • Temperature compensation with 2 built-in sensors. • Membrane leakage monitoring – damaged membranes are indicated. Specifications: • Model: inoLab® Oxi 7310. • All values: ±1 digit. • Concentration: 0.00 … 20.00 mg/l ±0.5 % Mw.; 0 … 90 mg/L ±0,5 %. • Saturation: 0.0 … 200.0 % ±0.5 % v. Mw.; 0 … 600 % ±0.5 % v Mw. • Partial pressure: 0 … 200.0 hPa, 0 to 1250 hPa. • Temperature: -5.0 … 105.0 °C ±0.1 °C. • Calibration: 1-point air-calibration or versus external standard. • Calibration storage: Up to 10 calibrations. • Display: LCD graphic, backlit. • Data storage: Manual 500/5000 automatic. • Logger: Manual/time-controlled. • Interface: Mini USB. • Printer: (optional) thermal printer, width 58 mm. • Power supply: Universal power supply 100 to 240 V, 50/60 Hz, 4 x 1,5 V AA or 4 x 1.2 V NiMH rechargeable batteries. Delivery Contents: • Professional, menu-driven D.O. laboratory meter for measurements/GLP compliant documentation. • Galvanic oxygen sensor included in the set. • For battery or AC operation. • Instrument with Universal power supply, stand, operation instructions, self-stirring oxygen sensor StirrOx® G, electrolyte, polishing strip, spare membrane caps, software CD-ROM and USB cable.