Measurement methods | Distillation separation, sodium colorimetry |
Test range | (0-4), (0-15), (0-50), (0-300) mg / L four ranges |
Maximum test range | 0—300mg/L |
Resistance to chloride ion interference | max 300mg/L |
Detect offline | 8mg/L |
Resolution | <1mg/L |
Accuracy | Standard solution <5%, water sample <10% |
Reproducibility | <5% |
Digestion temperature | 165℃,can be se |
Digestion time | 15min,can be se |
Trouble-free running time | ≥720h/time |
Range drift | ±5%F.S |
Sample interval | Continuous, 0.5 hours, 1 hour, 2 hours, 24 hours, trigger |
Calibration interval | Manually or automatically at selected intervals and times (1-7 days) |
Reagent consumption | About 720 samples per set of reagents |
HMI | 7 inch, 70,000 colors, 800 * 480 resolution, TFT true color touch screen |
Print | Reserved printer interface, can be connected to industrial micro printer (optional) |
Store | 20,000 pieces of data, which will not be lost when power is off |
Communication Interface | 1 channel RS232 digital interface or RS485, support MODBUS communication protocol or custom protocol 1 channel analog 4-20mA (20mA corresponding range adjustable) |
Pretreatment system | The functions of self-cleaning, back-blowing, and precision filtering ensure that the sample is well represented, and also avoid the suspension of suspended particles in the pipeline to ensure the continuity of data. (Optional) |
Dimensions | 770 * 600 * 450 (mm) Weight 50kg | 重量 | 50kg |
Power supply | AC220V±20%,50Hz±1% | 功率 | 300W |