The sensor is based on optical fluorescence lifetime quenching technique. Its technical procedure meets ASTM D888-09 standard for optical sensing of dissolved oxygen . Small 16 mm design and digital communication capabilities allow you to integrate into various platforms quickly and easily.
Features
• Digital sensor, support RS485 / MODBUS
• No membrane , no electrolyte
• No oxygen consumption, no flow dependency
• Automatic temperature compensation with integrated sensor
Applications
• Water quality monitoring of dissolved oxygen in streams, rivers, reservoirs, and lakes.
• Waste water industry.
• Fish farm and aquaculture water quality monitoring.
• Food and wine industry.
• Scientific laboratory research.
Specifications
Range: 0-20mg/L or 0-200% air Sat.
Accuracy: ±1%
Response Time: 10 sec (T80)
Housing IP Rating: IP68
Drift: <1% per year
Temperature and Pressure compensation method: Build-in & Automatic
Working Temperature Range: 0 ~ 50℃
Temp Accuracy: ±0.2 °C
Interface: Support RS-485， MODBUS protocols
Power Requirements: DC 6-12V, current <50mA
Temperature Sensor Type: NTC
Size:Φ16*180 mm
Cable Length: 5m standard; 10m, 15m, and 30m optional
Calibrations: Support one point and two-points calibrations
Sensor Cap Lifetime: 1 Year (under normal condition)
