Digital water dissolved ozone sensor  NS-OZ128 ozone anzlyzer in pool water

Digital ozone sensor is a new generation of intelligent water quality monitoring sensor which is researched and developed by Nobotech. Using advanced non-membrane constant voltage sensor, it’s no need to change membrane and medicament. Stable performance, easy maintenance, support to check the data, debugging and maintenance by mobile phone or computer. With many features, such as, high sensitive, quick responds , exact measurement, high stability, excellent repeatability, easy maintenance and multi -functions and so on. It can measure the ozone of liquid exactly. It is widely used to online monitor and control the ozone content in liquid. Such as, circulating water, swimming pool, drinking water plant, hospital waste water , water quality treatment project ect.

Digital water dissolved ozone sensor  NS-OZ128 ozone anzlyzer in pool water
Main Feature 

• This product is an ozone digital sensor, output RS485 signal and 4~20mA signal directly. 
• High accuracy, high stability , strong anti-jamming. 
• It can connect to computer, PLC and other equipment which has Rs485/4-20mA 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 WIFI / GPRS) or wired network ( OTG line and 485 / USB module).
• The sensor can be set up by RS485 communication, slave address, baud rate,online calibration, recoverable factory setting, 4-20ma output range, coefficient of proportionality, incremental compensation.
• Using two-point calibration method. 
• Power off protection＞10 years. 

Digital water dissolved ozone sensor  NS-OZ128 ozone anzlyzer in pool water
Technical Parameters 

• Measuring range： 0-20.00 mg/L（ppm）
• Accuracy：±1% or ±0.01 mg/L
• 485 interface：support to the internet of things （MODBUS Protocol partial compatibility）
• Working condition：Environmental temperature 0-60℃
• Input impedance：≥1×10¹²Ω
• Output load：4-20mA  load ＜750Ω（Optional ）
• Working voltage： 5V  or  DC 12V or 24V
• Protection grade：IP68