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JNC TECHNOLOGY DO SENSOR



[Product Description]
■IoT DO analyzer with RS-485 and Wi-Fi web interface, and it can monitor by remote and in-situ with mobile phone which is without meter and app.
■Automatic cleaning function (optional):Including Micro air pump, cleaning scheduling(adjustable), keeping the last reading(during auto cleaning), and stabilization time(adjustable), that is able to extend maintenance period easily. ■Smart calibration function: Switching protective cover to standard solution bottle, and it calibrates with phone webpages.
■Smart AI function: calibration/auto-cleaning notification, self-judgment of stain and electrode degree of aging..etc.
■IP68 integrated design: The DO sensor can put into the application environment such as river/reservoir/tap water/ sewage/ seawater.. etc. Accurate and durable DO value can be provided to any meter or software in the world. -----

[Features]
■Caps can be quickly replaced.
■Integrated design, and built-in IoT transmission and sensor.
■IP68 submerged type and corrosion resistant material which can put into water without protective sleeve.
■It can be operated by delivery of current, and all functions are built-in.
■Ultra-low power consumption, it is suitable for large-scale deployment of green energy IoTs.
■The high-strength isolated cable can be put to use directly, and the signal is stable.
■The DO sensor is equipped with temperature compensation, atmospheric pressure , and salinity compensation.
■The power and IoT communication are equipped with surge protection.
■With dual digital communication of RS-485 and Wi-Fi.
■Standard Modbus RTU and can connect to the global IoT.
■Sensing film life can be used up to 1~2 year.
■Optional auto-cleaning function, extending the maintenance cycle about 2~3 times.
■Wisdom design, storing parameter calibration, it can be installed directly on site after calibration.
■Operating with mobile web pages, it is convenient to on-site operation.
■Switching protective cover to standard solution bottle on site, it is convenient for calibration.
■During calibration and auto-cleaning, keep the last reading value to avoid misoperation, and it read the state at the same time (calibrating/auto-cleaning/stabilizing/ under maintenance ).
■The latest thrice calibration records (date/slope/calibration point) can be inquired. ----- [Applications] : Aquaculture、Seawater、Sewage、Subterranean water River、plant nutrient solution.
 

Specifications

DO Sensor : DO Specification Temperature Specification
Measuring range
0~20mg/L(ppm)
0~200%
Slope 70~130%
Temperature principle NTC30K
Measuring range -10~120°C(ATC)
Accuracy ±0.2°C
Accuracy
±0.2mg/L(0~8mg/L) Resolution 0.1°C
±0.3mg/L(8~20mg/L) Reproducibility 0.1°C
Resolution 0.01mg/L Other Specification
Reproducibility ±0.5% F.S Link above 3/4”NPT
Electrode withstand voltage Max. 100 Psig Link below M42
Operating temperature 0~50°C Housing Material PP, acid and alkali-resistance/food grade/
zero dissolution
Water velocity Maximum 3M/S Electrode material silver / zinc electrode
Response time T90 120 seconds Dimension 45*L214mm
Communication
RS-485Modbus RTU
Web Browser direct
reading(192.168.1.80)
Weight ≤350g
Power
Auto-cleaning:12VDC or24 VDC(optional)
Non auto-cleaning:9~36VDC
Power consumption Auto-cleaning:1.6w
Non auto-cleaning:0.8w
Safety certification CE、FCC Ingress Protection Rating IP68

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