Test parameters: dissolved oxygen/℃
● Features: Economical dissolved oxygen meter
● Dissolved oxygen
Range: 0.00 to 19.99mg/l or ppm
Resolution: 0.01mg/l or ppm
Relative accuracy: ± 1.5% of the full range
●% oxygen saturation
Range: 0.0 to 199.9% Resolution: 0.1% Accuracy: ± 1.5% of the full range
Correction: 2 points (0%, 100%), 1 point (mg/L)
● Temperature
Range: 0.0 to 50.0 ℃ Resolution: 0.1 ℃ Relative accuracy: ± 0.3 ℃
Salinity compensation
Range: 0.0 to 50.0ppt Resolution: 0.1ppt Method: Automatic correction after manual input
● Atmospheric pressure compensation
Range: 500 to 1499mmHg or 66.6 to 199.9kPa
Resolution: 0.1mmHg or 0.1kP
Method: Automatic compensation after manual input
Temperature compensation: ATC/MTC (0.0 to 50.0 ℃)
● Data storage: 100 sets
Operating range: 0 to 50 ℃
● Probe type: primary battery
Probe response time: reaching 95% of the reading in 60 seconds
LCD display: Dual row LCD (5.8 * 3.3cm)
● Automatic shutdown: Automatic shutdown after 20 minutes of inactivity
● Input: DC sockets, 6-pin interface
Output: RS232C
Power supply: 4 * 1.5V AAA alkaline battery, 9V regulated power supply, 200mA
● Battery life:>700 hours
● Size/Weight: 18 (L) * 9 (W) * 4 (H) cm/220g (single machine)
40 (L) * 33 (W) * 10 (H) cm/2100g (packed)

Aquaculture: applied to monitor the oxygen content in pond water for silver carp and shrimp farming, ornamental fish tanks, and other fish farming
Industrial Online: Used for detecting water, wastewater, water treatment, circulation systems, and industrial processing systems introduced and discharged during planting. It can also be used to detect irrigation
Quality of water, cooling tower water, electroplating and surface treatment processes, and chemical process certification.
Environment: Used for testing water quality, monitoring the health of aquatic ecosystems, detecting the drinkable quality of surface and groundwater, and meeting EPA standards.
Education: Applied to quickly and accurately obtain DO values in laboratories and schools.