1. Measuring range: concentration: (0.00～10.00)%HCL, (0.00～10.00)%NaOH (0.00～10.00)%HNO3, (0.00～10.00)% H2S04 Temperature: 0～99.9℃

2. The basic error of the electronic unit: concentration: ±1.0%, temperature: ±0.3℃

3. Range of automatic temperature compensation: 0～99.9℃

4. The tested solution: 0～99.9℃, 0.6MPa

5. The basic error of the instrument: Concentration: ±2.0% (the error can be less than 0.05% after calibration at common points) Temperature: ±0.5℃ (0.0℃≤T≤60.0℃)

6. Repeatability error of electronic unit: ± 1.0%

7. Electronic unit stability: ±1.0% /24h

8. Galvanic isolation output: 4～20 mA (load <750Ω)

9. Output current error: ≤±1%FS

10. Protection level: IP65

11. Data storage time for continuous power-off: 10 years

12. Weight: 0.8kg

13. Power source: AC220V±22V, 50Hz±1Hz; optional DC24±2.4V, 1A power supply

14. Dimensions: 146 (length) × 146 (width) × 108 (depth) mm Opening size: 138 × 138 mm

15. Working conditions: ambient temperature 0～60℃, relative humidity <85%

16. The installation method of the secondary meter: open-hole/wall-mounted/rack-mounted/pipeline

17. Electrode installation method: flow-through type / sinking type / flange type / pipeline type

The two channels are independent of each other and do not interfere with each other. Chinese LCD display, Chinese menu operation

Microcomputerization: Using high-performance CPU chip, high-precision AD conversion technology and SMT patch technology, it can complete multi-parameter measurement, temperature compensation, meter self-test, high accuracy and good repeatability

Phase-sensitive detection design: eliminate the influence of wires on measurement

Waterproof and dustproof design: protection grade IP65, suitable for outdoor use

The upper and lower limits of the isolated 4-20mA current corresponding to the concentration value can be set arbitrarily