1. Measuring range: concentration: (0.00～10.00)%NaOH, 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℃, 0.3MPa;

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°C (0.0°C≤T≤80.0°C);

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

7. Alarm relay: AC220V, 3A; protection level: IP65;

8. RS485 communication interface: optional

9. Power source: AC220V±22V, 50Hz±1Hz;

10. Clock accuracy: ± 1 minute/month;

11. Data storage capacity: 1 month (1 point/5 minutes);

12. Overall dimensions: 146 (length) × 146 (width) × 108 (depth) mm Opening size: 138 × 138 mm;

13. Weight: 0.8kg;

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

Simultaneous display of multiple parameters: alkali concentration, output current, temperature, time and status.

Fully intelligent: SJG-2084 Chinese online alkali concentration meter adopts high-precision AD conversion and single-chip micro-processing technology, which can complete various functions such as NaOH concentration and temperature measurement, temperature automatic compensation, and meter self-checking.

Strong anti-interference ability: The current output adopts photoelectric coupling isolation technology, which has strong anti-interference ability and realizes remote transmission. Has good electromagnetic compatibility.

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