Optical dissolved oxygen sensor ADS420
Last updated: 29 May 2025
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Featuring ABB's EZLink technology, users of ABBs DO system benefit from plug-and-play connectivity, automatic sensor recognition / set-up, predictive diagnostics and enhanced measurement accuracy.
Users benefit from:
No calibration required
No sensor drift
Fast speed of response
Minimized installation and maintenance time
Resistant to abrasion and photobleaching
No loss of performance, 2 year sensor cap life
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- Measurement in 5 seconds
- Patented technology provides superior measurement performance
- Long lasting UV and visible LEDs
- Rugged for field testing with optional Battery Pack
- No reagents required
ABB Aztec 600 colorimetric analyzer
Pure continuity, clear compliance



