Nobo NS-CL128 Intelligent ph probe RS485 Digital constant voltage residual free chlorine sensor

La description

Nanning Nobo Instrument & Meter Co., Ltd. is a high-tech enterprise integrating design, research and development, production, sales and service. It focuses on independent research and development of intelligent water quality analysis instruments and Internet of Things technologies. cloud service. Products include PH / ORP, conductivity, dissolved oxygen, residual chlorine, ozone, ion concentration, turbidity, salinity, sludge concentration, COD, ammonia nitrogen and other water quality analyzers, water quality digital sensors, DTU, Nobo cloud. The company integrates Nobo artificial intelligence, big data, and cloud technology to build a smart Internet of Things platform to provide customers with multi-parameter water quality monitoring systems, promote smart cities and smart agriculture, and promote industry changes.
  Main Fearture 

   

• Digital Conductivity sensor,output RS**5 signal directly
• High accuracy, high stability , strong anti-jamming
• It can connect to computer, PLC and other equipment which has Rs**5/***0mA signal interface to collect data and maintenance without instrument. It is convenient for users to integrate sensors into industrial control environment, such as, upper computer system and the internet of things .
• By using the mobile phone app, the sensor can be collected, debugged and maintained by the wireless network (such as wifig / GPRS) or wired network ( OTG line and **5 / usb module)
• The sensor can be set up by RS**5 communication, slave address, baud rate,online calibration, recoverable factory setting, ***0ma output range(***0mA is optional ), coeffcient of proportionality and incremental compensation
• Using two-point calibration method
• Power off protection＞*0 years  

• Measuring range：***0.*0 mg/L（ppm）
• Accuracy：±1% or ±0.*1 mg/L
• **5 interface：support to the internet of things（MODBUS Protocol partial compatibility）
• Working condation：Environmental temperature ***0℃
• Input impedance：≥1×*0*2Ω
• Output load：***0mA  load＜**0Ω（Optional）
• Working voltage：5V or DC *2V