Like-new Knauer K-7400S Semi-Micro Osmometer
manufactured 2021
Technical Parameters
Sample volume: 150 µl (50 µl when using the A0840-4 measuring head) Osmolality range: 0 - 2000 mOsmol/kg Resolution: Osmolality: integer value without decimal places, e.g., 850 mOsmol Temperature: value with three decimal places, e.g., -1.576 °C Measurement time: ~ 2 min Precision: SD ≤ 4 mOsmol/kg [0 — 400 mOsmol/kg] RSD ≤ 1 % [400 — 2000 mOsmol/kg] Linearity: ± 1 % [0 -1500 mOsmol/kg] ± 1.5 % [0 - 2000 mOsmol/kg] Calibration: Two-point calibration (0 mOsmol/kg and one freely selectable osmolality) Optional: Three-point calibration (0 mOsmol/kg and two freely selectable osmolalities) Communication
Interfaces: RS-232 port Control: Membrane keypad (LED display, 2 lines with 24 characters each) Optional: EuroOsmo7400 Software General
Power supply: 100 – 240 V, 50 – 60 Hz, 70 W Dimensions: 160 x 182 x 340 mm (W x H x D) Weight: 5.3 kg Environmental conditions: Temperature range: 10 – 35 °C Relative humidity: 20 – 80 % (non-condensing)
