Features and Technical Specifications

5-inch resistive touch screen monitor, all-Chinese operating interface, user-friendly program design.

● From 1 to 7 points calibration mode, automatically calculates slope, intercept, and correlation coefficient, with high measurement accuracy.

● Large capacity data storage with power interruption protection design ensures that instruments are not damaged and data records are not lost.

● High anti-interference capability, suitable for industrial environments.

● Widely applicable for monitoring surface water and pollution sources.

● Features a unique semiconductor cold light source emitter with a lifespan of up to tens of thousands of hours.

● Data can be exported via a USB flash drive, with simple operation and convenient portability.

● Low reagent consumption, low operation cost, and strong anti-interference ability.

System Parameters

COD：                                          

1 Method of Measurement: Rapid Catalytic Method (Chromium Method)

2 Measuring Range: 5-1000 mg/L (dilute and measure when >1000 mg/L)

3 Measurement Error: 5-100 mg/L, error ≤ ±10 mg/L; 100 mg/L-1000 mg/L, relative error ≤ ±5%.

4 Dissolution Temperature: 165 ± 1℃; Dissolution Time: 10 minutes;

5 Chlorine Interference: [CL-] <1000mg/L;

6 Curve Parameters: Settable for 60 measurement curve parameters;

7 Record Storage: Stores over 50,000 measurement results.

Data Export: Exportable to USB flash drive.

Ammonia Nitrogen:

1 Method of Measurement: Nessler's colorimetry

2 Measurement Range: (0 ~ 10 mg/L)

3 Measurement Error: ≤±5%

4 Curve Parameters: Up to 60 measurable curve parameters can be set.

Calibration: 1-7 point calibration mode, automatic curve value calibration.

6 Curve Parameters: Up to 60 measurement curve parameters can be set.

7 Record Storage: Stores over 50,000 measurement results.

8 Data Export: Exportable to USB flash drive.

Ambient Temperature: (5~40)℃; Relative Humidity: <85% (no condensation)

Total Phosphorus:

① Determination Method: Ammonium molybdate spectrophotometric method

② 2 Measuring Range: 0.01 mg/L to 0.6 mg/L

③ Measurement Error: ≤±5%

④ 4 Decomposition Temperature: 120±1℃; Decomposition Time: 30 minutes;

⑤ 5 Curve Parameters: Up to 60 measurement curve parameters can be set.

⑥6 Record Storage: Stores over 50,000 measurement results.

⑦ Data Export: Exportable to USB flash drive.

⑧8 Ambient Temperature: (5～40)℃; Relative Humidity: < 85% (No Condensation)

Total Nitrogen:

1 Method of measurement:光度比色法

2 Measuring Range: ≤ 120mg/L; Measurement Error: ≤ ±5%

3 Decomposition Temperature: 125±1℃; Decomposition Time: 30 minutes

4 Curve Parameters: Up to 60 measurable curve parameters can be set.

5 Record Storage: Stores over 50,000 measurement results

6 Data Export: Exportable to USB flash drive;

7 Ambient Temperature: (5～40)℃; Relative Humidity: <85% (no condensation).