







● High-definition color LCD touch screen, clear display
● Support Chinese and English
● Temperature units are optional: °C and °F
● Support self-diagnosis, automatic shutdown, power-off protection and factory reset functions
● Support firmware upgrade function, allowing function expansion and personalized requirements
● Support IP65 protection level
● Triple composite pH electrode, composite conductivity electrode, polarographic dissolved oxygen electrode, electrode hanger, silicone protective case, wristband, portable carrying case and calibration solution are standard
One machine for multiple purposes
● Built-in pH/pX, conductivity, dissolved oxygen 3 measurement units
● Test items: pH/pX value, ion concentration, mV value, conductivity, resistivity, TDS, salinity, gray scale, dissolved oxygen, dissolved oxygen saturation, temperature
Intelligent detection and automatic identification
● Intelligent operating system, with functions such as method management, electrode management, data management and user management
● Support user hierarchical authority management and password management
● Intelligent endpoint discrimination, support automatic reading, timed reading, timed interval reading, and manual reading
● It has the function of calibration reminder and alarm
Data management, information traceability
● Support data storage (1000 sets each), statistics, analysis, review, deletion, and transmission
● Comply with GLP to achieve data traceability and statistical analysis
● With USB interface, it can be connected with PC through special communication software to achieve data transmission; Support U disk reading and writing; Scanner support
● Built-in Bluetooth, support wireless transmission
pH/ion measurement function
● Automatically identify 6 groups of buffer solutions such as GB, DIN, NIST, USA, MERK, and JIS, and support custom standard solutions and standard solution groups
● Support 1-8 points of pH electrode or ion electrode calibration, 1 point ORP electrode calibration
● Built-in Na+, K+, NH4+, Cl-, F- and other ion modes, allowing users to build their own
● Rapid switching of μg/L, mg/L, g/L, mol/L, mmol/L, PX and other ion concentration units
● Measurement mode: direct reading concentration measurement, standard addition measurement, sample addition measurement, GRAN measurement
Conductivity measurement function
● Within the range of measuring range, it has the functions of automatic temperature compensation and automatic range switching
● Automatic identification of GB and international standard conductivity solutions, support 1-5 points of conductivity electrode calibration
● Support a variety of conductivity compensation methods such as uncompensated, linear, and pure water compensation
● Reference temperature 5.0°C, 10.0°C, 15.0°C, 18.0°C, 20.0°C and 25.0°C are optional, default 25°C
● Support automatic frequency switching, supporting 1.0 constant electrode can cover full-scale measurement (0.1 constant or 0.01 constant conductivity electrode is recommended for samples below 20μS/cm)
Dissolved oxygen measurement function
● Support automatic temperature compensation, automatic atmospheric pressure compensation (units can be selected kPa, mbar, Torr, Atm)
● Support zero oxygen calibration and full calibration
● Support manual salinity compensation function
power management
● Powered by large-capacity lithium battery, it supports charging by connecting PC and power bank
● It has the function of battery under-Voltage reminder and charging status reminder
● Support backlight adjustment