Features:
1. The dual LCD monitor, pure Chinese operation interface, humanized design, friendly human-computer interaction interface;
2. The unique optical circuit design, strong anti-jamming capability, high measurement precision, good stability;
3. The automatic constant temperature control system, PID control technology, digestion process, high precision constant temperature;
4. The instrument can automatically correct measurement curve, automatic zero, easy operation;
5. Measuring and digestion system design respectively, independent power control, operation process can be separately, each other;
6. The instrument built-in dc power supply, lithium batteries, which can realize multiple water heating digestion and colorimetric determination;
7. Measure the light source adopts cold light source, light source lamp life 100000 hours, drift small, long service life;
Article 8. The instrument built-in real-time clock, each measurement record timestamp with measurement, statistical and query;
9. With data output interface, can connect the computer, will measure the data transfer to computer;
10. The instrument cabin thermal printer, can print directly measuring data and historical data; Technical indicators:
Method: fast catalysis method (chrome);
Measuring range: 5 ~ 2500 mg/L dilution to determine when (> 1000 mg/L);
Measurement error: 5 ~ 100 mg/L, the absolute error of plus or minus 5 mg/L or less; 100 mg/L to 2500 mg/L, the relative error of plus or minus 5% or less
Digestion temperature: 165 + / - 1 ℃;
Digestion time: 15 minutes or less;
Number of dispelling: digestion four water samples at the same time;
Resistance to chloride interference: [CL -] < 1000 mg/L; [CL -] < 4000 mg/L (optional);
Temperature error value: < + / - 1 ℃;
Temperature field uniformity: 2 ℃ or less;
Digestion time: of error of plus or minus 2% or less.
Curve parameters: built-in 50 measuring curve;
Record store: can store 500 determination results.
The environment temperature (5 ~ 40 ℃;
Environmental humidity: 85% relative humidity < (no condensation);
Working power supply: AC220V plus or minus 10% / 50 hz, DC + 16 v lithium battery
Features:
1. The dual LCD monitor, pure Chinese operation interface, humanized design, friendly human-computer interaction interface;
2. The unique optical circuit design, strong anti-jamming capability, high measurement precision, good stability;
3. The automatic constant temperature control system, PID control technology, digestion process, high precision constant temperature;
