This product is suitable for drinking water, various water supply systems and recirculating aquaculture water. It adopts RS-485 (Modbus RTU protocol) signal output, which can be easily connected with PLC, DCS, industrial control computers, general controllers, paperless recorders, touch screens and other third-party equipment. It adopts 3/4 NPT thread design for submerged installation, which is convenient for installation in pipelines, water tanks and other occasions, with IP68 protection level, and can output conductivity and TDS at the same time.
Model No.:
LW100D-EC(RS485)Use:
Measure EC of waterPower Supply:
Battery or External DCLoRaWAN Mode:
OTAA Class A/CCertificates:
CE,ROHS,FCC,ISO and 11 patents certificationsCustomized Support:
OEM, ODMWarranty:
1 YearHigh Precision RS485 EC Water Quality Transmitter | 4–20mA Optional
Introducing the ZONEWU Electrical Conductivity (EC) Sensor
Engineered to deliver highly accurate, real-time water quality readings, our sensor safeguards the safety and purity of your water like no ordinary tester can. While basic devices compromise on consistency and precision, our advanced sensing technology ensures unmatched reliability and measurement accuracy, making it ideal for both industrial applications and professional water treatment systems.
Equipped with real-time monitoring and stable RS485 (Modbus RTU) communication, this sensor enables seamless data transmission and easy integration with PLC, DCS, industrial controllers, and other monitoring systems. Whether for drinking water treatment, recirculating aquaculture, water supply systems or other water quality–critical applications, the ZONEWU EC sensor streamlines online monitoring, reduces manual operation, and provides dependable insights for efficient, automated water quality management.
Performance & Quality Assurance
Stable and reliable sensing element ensures long-term stable operation in various water environments.
High accuracy and good repeatability, minimizing measurement drift for consistent data output.
IP68 waterproof and dustproof design, suitable for long-term submerged or outdoor installation.
Industrial-grade RS485 (Modbus RTU) communication, strong anti-interference, stable data transmission.
Strict factory calibration and quality inspection before shipment, ensuring each sensor performs to standard.
Water EC Sensor Specification:
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Model |
ZW-EC-PR |
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Shell material |
ABS/PC alloy |
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Principle |
electrode method |
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Range and Resolution |
0~5000 μS/cm (TDS 0-3000 mg/L) |
1 |
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Accuracy |
± 1.5% of the reading,±0.3℃ |
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Response Time (T90) |
<30s |
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Limit of Detection (LOD) |
2uS/cm(depending on the range of vision) |
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Calibration method |
two-point calibration |
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Cleaning method |
/ |
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Temperature compensation |
automatic temperature compensation(Pt1000) |
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Output method |
RS-485(Modbus RTU) |
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Storage temperature |
-5~65℃ |
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Working Conditions |
0~50℃,≤0.2MPa |
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Installation method |
immersion installation,3/4 NPT |
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power consumption |
0.25W@12V |
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power supply |
12~24V DC |
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Protection level |
IP68 |
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Cable length |
5 meters, other lengths available |
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Packaging:
Single package size: 37x26x5 cm
Product Description:
Application:
This electrical conductivity sensor is widely applied across numerous waterrelated scenarios to guarantee water safety, stability, and quality. It delivers stable and reliable monitoring for aquaculture systems, marine environmental monitoring, drinking water treatment plants, swimming pool management, river and stream monitoring, wastewater treatment facilities, chemical industrial parks, and farmland irrigation systems. With its high precision and stable performance, it effectively supports realtime water quality control, process optimization, and operational safety in both industrial and civil water management applications.
Certifications:
Production Process:
Why choose us:
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