技术参数：
 

  Oxi3210溶氧仪技术参数：
  mV: ± 2500
  Buffers: WTW tech. buffers, DIN/NIST buffers, 16 additional buffer sets
  Dissolved Oxygen:Concentration*: 0.00 … 19.99 mg/l；0 … 90 mg/l
  Dissolved Oxygen:Saturation*: 0.0 …199.9 %；0 … 600 %
  Specific resistance: 0.00 ... 1999 MOhm*cm
  Salinity: 0.0 … 70.0(acc. IOT)
  TDS: 0 … 199.9 g/l
  Temperature compensation: none, nlF, linear
  Reference temperature: 20 °C/25 °C
  Temperature: –5.0 … 105.0 °C
  Calibration memory: current calibration
  Display: backlit graphic LCD
  Memory: 200 manual
  Logger: manual