NiuBoL NBL-WQ-EC Conductivity Sensor supports RS485 Modbus RTU protocol, suitable for drinking water, surface water, industrial water treatment and other scenarios. Provides detailed calibration methods, technical parameters, system integration precautions and selection guide to help system integrators and engineering contractors achieve stable water quality monitoring.

NiuBoL NBL-WQ-CL Residual Chlorine Sensor adopts constant voltage method, supports RS485 Modbus RTU protocol, and can simultaneously monitor residual chlorine, pH and temperature. Suitable for swimming pools, drinking water treatment and circulating water systems. Detailed technical parameters, calibration methods, system integration solutions and engineering selection guidance are provided.

Oilfield wastewater online pH monitoring faces long-term challenges such as electrode contamination, scaling, high-temperature failure, and measurement drift. This article analyzes the limitations of traditional glass electrodes in oilfield wastewater from the perspective of its composition characteristics, and deeply discusses the working principle, technical advantages, temperature compensation ···

In-depth analysis of industrial-grade swimming pool water quality circulation treatment process and online monitoring technology integration solutions. Provides engineering contractors with sensor physical characteristics analysis, digital system architecture construction and preventive operation and maintenance guidelines for key indicators such as pH, residual chlorine, turbidity and ORP.

NiuBoL NBL-WQ-COD online COD sensor adopts dual-wavelength ultraviolet absorption method, supports RS485 Modbus RTU protocol, and simultaneously measures COD, turbidity and temperature. Suitable for sewage treatment, industrial wastewater treatment and other engineering scenarios, providing system integration reference, calibration methods and technical parameters.

NiuBoL's independently developed NBL-WQ-CLI-4 online chloride ion sensor has recently been successfully exported to Sweden and applied in local water treatment and environmental monitoring projects. The product adopts ion selective electrode technology, supports RS485 Modbus RTU communication, IP68 protection rating and automatic temperature compensation. It can be widely used in sewage treatment,···

Water turbidity detection method guide comparing visual, photometric, scattered light, laser, ultrasonic and online turbidity sensors, with selection notes for distributors, aquaculture users, IoT integrators, engineering contractors and industrial procurement teams.

Water quality analyzer type guide covering portable, laboratory, online, single-parameter and multi-parameter monitoring instruments, with selection notes for distributors, aquaculture users, IoT integrators, engineering contractors and industrial procurement teams.

Aquaculture water quality monitor guide for DO, ammonia nitrogen, pH, salinity and multi-parameter RS485 sensor control, with selection notes for distributors, aquaculture users, IoT integrators, engineering contractors and industrial procurement teams.

Residual chlorine guide explaining free chlorine, combined chlorine, total chlorine, available chlorine and online sensor integration, with selection notes for distributors, aquaculture users, IoT integrators, engineering contractors and industrial procurement teams.

Water nitrogen form guide covering ammonia, nitrite, nitrate, total nitrogen conversion and NiuBoL RS485 sensor integration, with selection notes for distributors, aquaculture users, IoT integrators, engineering contractors and industrial procurement teams.

Conventional water pollution indicator guide covering turbidity, pH, EC, SS, TN, ammonia nitrogen, DO, BOD, COD and TP, with selection notes for distributors, aquaculture users, IoT integrators, engineering contractors and industrial procurement teams.

Conductivity electrode constant calibration guide using KCl solution for online EC sensors, K value selection and maintenance accuracy, with selection notes for distributors, aquaculture users, IoT integrators, engineering contractors and industrial procurement teams.

Conductivity meter use guide for industrial water, covering EC steps, 25 C compensation, online sensors and Modbus integration, with selection notes for distributors, aquaculture users, IoT integrators, engineering contractors and industrial procurement teams.

Dissolved oxygen monitoring guide for wastewater and aquaculture, covering DO factors, fluorescence sensors and RS485 integration, with selection notes for distributors, aquaculture users, IoT integrators, engineering contractors and industrial procurement teams.