Smart Water Quality Sensor Supplier,LoRaWAN Sensor Manufacturer

Wide Range RS485 Digital Sodium Ion Sensor
The RS485 water quality sodium ion sensor adopts the ion selective electrode method to monitor the concentration of sodium ions in water in real time. It has RS485+Modbus RTU output and is suitable for industrial networking. IP68 protection, wide temperature operation, automatic temperature compensation, strong anti-interference, low power consumption, long-term stability. No need for reagents or in-situ measurement, suitable for scenarios such as drinking water, aquaculture, industrial circulating water, boiler water, etc., to assist in water quality safety and process control.

Model No.:ZW-NA-PR(RS485)
Use: Monitor sodium ion
Power Supply Mode: DC9-30V
Measuring Accuracy : ± 5%FS
Certificates: CE,ROHS,FCC,ISO and 11 patents certifications
Customized support: OEM, ODM
Warranty: 1 Year

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Industrial RS485 Water Quality Calcium Ion Sensor
ZW-CA-PR integrated online calcium ion sensor adopts PVC membrane-based calcium ion selective electrode to test water calcium ion content, with temperature compensation for fast, accurate and economical testing. It features RS-485/Modbus/RTU signal output, patented stable reference system, 3/4NPT easy installation and IP68 protection level, suitable for various water quality online detection.

Model No.:LW111D-Ca2+(RS485)
Use: Monitor Calcium Ion content
Power Supply Mode: DC12/24V
LoRaWAN Mode: OTAA Class A/C
Certificates: CE,ROHS,FCC,ISO and 11 patents certifications
Customized support: OEM, ODM
Warranty: 1 Year

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Solar Powered LoRaWAN Magnesium Ion Sensor for Water Quality Monitoring
LoRaWAN solar water quality magnesium ion sensor is a wireless sensor used to measure the concentration of magnesium ions in water. It is a wireless water quality monitoring device designed specifically for outdoor scenarios and can operate without connecting to mains power. It has the characteristics of automatic temperature compensation, low environmental impact, and high measurement accuracy. Wireless communication is achieved through the connection of aviation connectors and LoRaWAN collectors, which are widely used in the online automatic continuous analysis and detection of ions in industrial wastewater, surface water, drinking water, and seawater, as well as industrial production process control.

Model No.:LW110S-Mg2+
Use: Monitor Magnesium Ion content
Power Supply Mode: Solar Powered + Li-ion Battery
LoRaWAN Mode: OTAA Class A/C
Certificates: CE,ROHS,FCC,ISO and 11 patents certifications
Customized support: OEM, ODM
Warranty: 1 Year

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RS485 Magnesium Ion Water Quality Detector with Modbus RTU Output
This product is an industrial grade RS485 magnesium ion sensor that uses Modbus RTU digital communication to achieve online magnesium ion concentration meter function. Featuring high precision and corrosion resistance, it is suitable for monitoring magnesium ions in industrial wastewater, softening boiler water, and real-time analysis of water hardness. As a digital magnesium ion probe, it can be directly connected to the automation control system, which is stable and reliable, meeting the long-term operation and maintenance needs of environmental protection and industrial field for online monitoring of water quality magnesium ions.

Model No.:ZW-MG-PR(RS485)
Use: Monitor magnesium ion
Power Supply Mode: DC12/24V
Measuring Accuracy : ± 10% of the reading
Certificates: CE,ROHS,FCC,ISO and 11 patents certifications
Customized support: OEM, ODM
Warranty: 1 Year

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Chlorophyll Water Quality Sensor With RS485 Output Using Fluorescence Method
The RS485 fluorescence chlorophyll sensor adopts advanced fluorescence technology and is designed specifically for online water quality monitoring. Built in self-cleaning brush head, effectively preventing biological attachment and achieving maintenance free long-term operation. Supports MODBUS-RTU protocol and can directly output chlorophyll-a concentration data. The IP68 protection level is suitable for freshwater, marine aquaculture, eutrophication monitoring of lakes and rivers, and water source warning. High precision 0-400ug/L range, plug and play, is an ideal choice for in-situ monitoring and environmental protection projects.

Model No.:ZW-CHL-PR(RS485)
Use: Monitor Chlorophyll
Power Supply Mode: DC12/24V
Measuring Accuracy : ±3% of the reading
Certificates: CE,ROHS,FCC,ISO and 11 patents certifications
Customized support: OEM, ODM
Warranty: 1 Year

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RS485 COD Probe Self-Cleaning Water Quality Sensor
Many organic compounds in water absorb ultraviolet light. The concentration of dissolved organic pollutants can be accurately measured by detecting their absorbance at 254 nm. The ZW‑COD‑PR online COD sensor uses dual light sources: one UV light for COD measurement and one reference light for turbidity compensation. With optical path attenuation correction and algorithm optimization, it effectively reduces interference from suspended particles and provides stable and reliable measurement.

Model No.:LW106D-COD（RS485）
Use: Measure COD of water
Power Supply Mode: Battery or External DC
LoRaWAN Mode: OTAA Class A/C
Certificates: CE,ROHS,FCC,ISO and 11 patents certifications
Customized support: OEM, ODM
Warranty: 1 Year

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NH3 Water Quality Sensor RS485 Auto Temperature Compensation
ZW-NHN-PRA is an integrated online ammonia nitrogen sensor based on a PVC membrane ammonium ion-selective electrode. It features real-time temperature compensation for fast, simple, accurate and cost-effective measurement of ammonium ions in water. The sensor supports RS‑485 and Modbus/RTU for easy integration with PLC, DCS, industrial controllers and other third‑party devices. Its patented ion probe with a slow‑leak reference system ensures high stability and extended electrode life. With 3/4 NPT threads and IP68 protection, the sensor enables easy installation in submerged, pipeline or tank environments.

Model No.:LW107D-NHN(RS485)
Use: Measure NHN of water
Power Supply Mode: Battery or External DC
LoRaWAN Mode: OTAA Class A/C
Certificates: CE,ROHS,FCC,ISO and 11 patents certifications
Customized support: OEM, ODM
Warranty: 1 Year

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Fluorescence method RS485 blue green algae sensor 0-300K cells/mL
The ZW-BGA-PR fluorescence method blue-green algae sensor adopts high-precision fluorescence principle, which can monitor the concentration of algae in water in real time (0-300Kcells/mL), with a reading accuracy of ± 3% and rapid response (T90<30s). Equipped with automatic temperature compensation and RS485 Modbus output, supports two-point calibration, and does not require frequent cleaning. 316L stainless steel material is corrosion-resistant and suitable for fields such as drinking water, surface water, and aquaculture.

Model No.:ZW-BGA-PR(RS485)
Use: Monitor Cyanobacteria
Power Supply Mode: DC12/24V
Measuring Accuracy : ±3% of the reading
Certificates: CE,ROHS,FCC,ISO and 11 patents certifications
Customized support: OEM, ODM
Warranty: 1 Year

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Smart Online Water Quality Sensor, LoRaWAN Sensor