Technical Specifications / Rev 2026.1

KST-HHM-ODO Meter

Optical fluorescence quenching sensor for dissolved oxygen measurement.

Sensor Performance

Measurement PrincipleOptical Fluorescence Quenching
Range0 - 50 mg/L (0 - 500% Saturation)
Resolution0.01 mg/L
Response Time< 30 Seconds
Temp Range0 - 50°C

Accuracy Specifications

Concentration RangeAccuracy
0 - 20 mg/L±1% or ±0.2 mg/L
> 20 mg/L±5% or ±0.6 mg/L

Hardware Specs

Body MaterialTitanium Alloy
Power9-24V DC (< 0.1W) / 18650 Batteries
OutputRS-485 (Modbus RTU)
Max PressureUp to 6 bar
Engineering Note: Calibrate in air (100% saturation) once per week for best accuracy.
Kairospace KST-HHM-ODO Meter