Achieving both precision and durability! Up to 5 relay contacts can be set.
The "HI520" is a water quality monitoring controller that can accommodate many applications requiring monitoring and control of pH, ORP, EC (salinity), DO (dissolved oxygen), and turbidity. It is an advanced universal process controller that features digital electrode input capabilities, automatically recognizing measurement items. Additionally, it supports dual channels. 【Features】 ■ Modbus/RS485 compatible ■ Up to 5 relay contacts ■ Fluorescent DO sensor *For more details, please download the PDF or feel free to contact us.
Inquire About This Product
basic information
【Other Features】 ■ Up to 5 relay points and 4 analog outputs ■ Capable of displaying 2 items ■ Sensors/electrodes available from 3m to a maximum of 50m ■ Can be mounted on pipes, walls, and panels *For more details, please download the PDF or feel free to contact us.
Price range
Delivery Time
Applications/Examples of results
For more details, please download the PDF or feel free to contact us.
Company information
Hanna Instruments was born in Italy and is now a measurement instrument manufacturer headquartered in the United States, producing and selling various measuring instruments such as pH meters, conductivity meters, residual chlorine meters, and ion meters. It leads the world in the field of water quality measurement and has grown to become one of Europe's leading electronic analyzer manufacturers. In particular, the pocket-sized pHep product has revolutionized pH measurement, which previously relied on litmus paper, by making it easy to handle with digital display, and has become synonymous with 'pH meter' in Europe. All products are certified with the CE mark (indicating conformity to legal regulations in the European region), and the manufacturing facility is ISO 9001:2008 certified, ensuring that we provide products manufactured to strict quality standards. Our primary goal is to provide cutting-edge technology in user-friendly products, and we strive daily to develop products that meet our customers' needs.



![Integral sphere type SS turbidity meter "ST-100 model" [Rental]](https://image.mono.ipros.com/public/product/image/601/2000454632/IPROS41384847960492955026.jpeg?w=280&h=280)
![Portable Turbidity Meter 'TB-25A' [Rental]](https://image.mono.ipros.com/public/product/image/1c0/2000454618/IPROS10298209795844832170.jpeg?w=280&h=280)




