The Apera Instruments DO500 is a high-precision polarographic dissolved oxygen (DO) electrode, designed as a replacement sensor for the SX700 series. It delivers fast, accurate DO measurements in water through the polarographic method, making it ideal for applications in aquaculture, environmental monitoring, and laboratories.

The DO500 comes equipped with integrated temperature and salinity sensors to ensure automatic compensation, offering highly reliable readings across various conditions. It reaches 90% of its reading in just 30 seconds, and is fully ready to measure within 5 minutes of polarization.

Key Features:

✔ For SX700 Series – Compatible with Apera SX700 DO meters
✔ Integrated Temperature & Salinity Sensors – For automatic compensation
✔ Fast Response Time – 90% in under 30 seconds
✔ Quick Polarization – Ready to measure in just 5 minutes
✔ Replaceable Membrane Cap – Includes 3 DO503 membrane caps
✔ Comes with Calibration Sleeve – For quick and easy calibration
✔ Includes Electrolyte Solution – DO502 30ml refill included
✔ 6-Month Warranty – Manufacturer-backed for confidence

What's Included:

• DO500 Polarographic DO Electrode

• Calibration Sleeve

• 3x DO503 Membrane Caps

• 1x DO502 Electrolyte Solution (30ml)