9201PType Chinese desktop pH meter

The 9201P Chinese desktop pH meter is the most powerful and convenient acidity meter on the market. Chinese display and menu guidance make operation extremely convenient, with multiple functions and high measurement accuracy. It can be widely used for continuous monitoring of pH values in solutions such as thermal power, chemical fertilizers, metallurgy, environmental protection, pharmaceuticals, biochemistry, food, and tap water.

main features:
Chinese LCD display, Chinese menu style, Chinese note taking.
Microcomputerization: Using high-performance CPU chips, high-precision AD conversion technology, and SMT surface mount technology, it completes multi parameter measurement, temperature compensation, instrument self-test, high accuracy, and good repeatability.
High reliability: Single board structure, touch sensitive buttons, no switch knob.
25 ℃ conversion: Nernst electrode slope temperature compensation, conversion for pure water and ammonia added ultrapure water at 25 ℃.
Input impedance>10¹²Ω.
Waterproof and anti-corrosion design.
Output 0-1400m for recording purposes
Electrode diagnosis: multiple calibration methods, E₀、 S query, monitor electrode performance.
Automatic conversion of standard solution temperature: The temperature curve of the standard solution is pre stored, and the pH value of the standard solution at the set temperature is automatically converted during calibration.
Network function: RS232 bidirectional communication, compatible with printer or TLab1.0 communication and data processing software.
Historical data: Store 3000 pieces of data.
Notepad function: Record 200 pieces of information.
Built in real-time clock: provides time benchmarks for various functions, etc.
Industrial control watchdog: ensures that the instrument does not crash.

Standard configuration:

One 9201P secondary meter, one power supply, one E201UP composite electrode, one temperature electrode, one set of electrode brackets, and one set of pH (4, 7, 9) standard buffer solution.

Ordering Guide:It is necessary to inform the measured medium for easy electrode selection.

TECHNICAL INDEX:
Display mode: Chinese LCD display, Chinese menu style operation
Measurement range: 0-14.00pH, -1999~+1999mV, 0-99.9 ℃
Resolution: 0.001PH/0.01pH, 0.1mV, 0.1 ℃
Accuracy: ± 0.005pH, ± 0.2mV, ± 0.3 ℃
Input impedance:>10¹²Ω
Temperature compensation range: automatic 0-99.9 ℃, manual 0-99.9 ℃
Temperature compensation: Nernst electrode slope temperature compensation, converted to 25 ℃ for pure water and ammonia added ultrapure water
Communication interface: RS232 bidirectional communication
Output: 0-1400mV, 1mV/0.01pH
Power supply: AC220V ± 22V, 50Hz ± 1Hz, external power supply
Working conditions: ambient temperature 0-60 ℃, relative humidity ≤ 90 ℅
Power off storage:>5 years
Clock accuracy: ± 1 minute/month
Calibration methods: one point calibration, two-point calibration, manual input of E₀、 S