Intelligence: Using a single-chip microprocessor to complete dissolved oxygen value measurement, temperature measurement, and compensation;

Human computer dialogue: menu operation structure, users can operate according to the prompts on the screen;

Multi parameter display on the same screen: simultaneously displaying time and date, dissolved oxygen value, temperature value, and working status;

Software setting output mode: The software selects 0-10mA, 4-20mA, or 20-4mA output;

The measurement range and alarm upper and lower limits can be freely set; Alarm prompt for upper and lower limit exceeding limits;

Three sets of relay control switches, with adjustable hysteresis control range;

Self set password: Users can set or modify their own password to prevent unauthorized personnel from entering and causing misoperation;