DO500 polarographic DO electrode


Plus 19% MwSt. DE
SKU: 28APE190221 / AI4110 Categories: , ,

The DO500 polarographic DO electrode is the replacement electrode for the SX700 series from Apera Instruments. It measures dissolved oxygen (DO) in aqueous solutions via the polarographic method.

  • Supplied with calibration sleeve
  • Integrated temperature and salinity sensor for automatic compensation
  • Replaceable DO503 membrane cap (three DO503 membrane caps are included)
  • Is polarized and ready for measurement after only 5 minutes
  • Fast response, the measurement reaches 90% response within 30 seconds

The DO500 electrode from Apera Instruments has a 6-month manufacturer’s warranty.

Technical Specifications

Measuring range 0 to 20.00 mg/l Response time ≤ 30s (90% response at 25°C)
Electrode type Polarographic Temp. compensation range (0 to 45) °C
Cable length 2 m Salinity compensation range (0 to 45) ppt


scope of delivery

Comes with the product:

  • DO500 polarographic DO electrode
  • Calibration sleeve
  • 3x DO503 membrane cap
  • DO502 electrolyte solution for refilling

Compatible devices