Brand：Erun
Online Ammonium Ion Water Quality Sensor
Model：ERUN-M4B
This product is a new type of online water quality ammonium ion sensor independently developed by ERUN Group. It features high stability and high precision. It can automatically detect temperature and perform automatic temperature compensation, enabling accurate measurement of ammonium ion concentration and temperature in solutions.
It is widely used for continuous real-time monitoring of ammonium ions in wastewater, boiler water, aquaculture, as well as biological and pharmaceutical industries.
The ERUN-M4B is an intelligent, high-precision, and industrial-grade online monitoring terminal. It effectively transforms complex laboratory analysis into simplified, real-time digital insights, making it an essential tool for modern water quality management.
| Measuring Range | 0.1-18000ppm |
| Accuracy | ±5%FS |
| Resolution | 0.001ppm |
| pH Range | 4~10pH |
| Temperature Measuring Range | 0.0~50.0℃ |
| Sensor Type | PVC Membrane |
| Repeatability | ±4% |
| Pressure Range | 0-1bar |
| Housing Material | ABS |
| Data Communication | RS485 (MODBUS-RTU) |
| Process Connection | M39*1.5 |
| Signal Cable Length | Standard 5-meter signal cable |
| Output | 4-20mA |
| Installation method | Flow-through Type |
| IP Rating | IP68 |
Independently developed by ERUN Group, this sensor represents the latest generation of online water quality monitoring technology. Its core design is optimized for high-performance sensing in diverse industrial environments.
Accurate Measurement: Utilizing advanced ion-selective electrode technology, it captures even minute fluctuations in ammonium ion concentrations.
Reliable Performance: Engineered for high stability, the sensor minimizes measurement drift, reducing the need for frequent recalibration and ensuring data continuity.
Automatic Detection: Equipped with a built-in high-sensitivity temperature sensor to monitor the real-time temperature of the water body.
Smart Algorithms: The system performs automatic temperature compensation to eliminate errors caused by thermal fluctuations, ensuring accurate readings across different seasons and working conditions.
The device provides a comprehensive data output by simultaneously measuring and displaying both the ammonium ion concentration and the solution temperature, offering a more complete profile of water quality.
Designed to withstand harsh environments while maintaining sensitivity, the ERUN-M4B is ideal for a variety of sectors:
Wastewater Treatment: Monitoring discharge compliance and process efficiency.
Boiler Water: Preventing scale and corrosion by controlling ion levels.
Aquaculture: Maintaining optimal ammonia nitrogen levels for aquatic health.
Bio-Pharma: Meeting the stringent precision requirements of biochemical reactions.
