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E-mail
348933931@qq.com
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Phone
18017242729
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Address
Room 310, 4289 Hongmei South Road, Minhang District, Shanghai
Shanghai Hengfang Scientific Instrument Co., Ltd
348933931@qq.com
18017242729
Room 310, 4289 Hongmei South Road, Minhang District, Shanghai
| Measurement method: Isonicotinic acid/barbituric acid spectrophotometric method | |||
| Test Range: (0-0.5) mg/l, (0-2) mg/l, (0-7) mg/l, (0-20) mg/l Available in Four Levels | |||
| Offline detection: 0.001mg/l | |||
| Resolution:<0.002mg/l | |||
| Accuracy: Standard solution<5%; Water sample<10% | |||
| Reproducibility:<5% | |||
| Measurement cycle: 45 minutes, adjustable | |||
| Fault free running time: ≥ 720h/time | |||
| Range drift: ± 5% F.S | |||
| Sample interval: continuous, 1 hour, 2 hours... 24 hours, trigger, specified time point | |||
| Calibration interval: manually or automatically at selected intervals and times (1-7 days) | |||
| Cleaning interval: manually or automatically at selected intervals and times (1-7 days) | |||
| Maintenance interval:>1 month, approximately 1 hour each time | |||
| Reagent consumption: Approximately 720 samples per set of reagents | |||
| Human computer interface: 7-inch, 70000 colors, 800 * 480 resolution, TFT true color touch screen | |||
| Printing: Reserved printer interface, can be connected to an external industrial micro printer (optional) | |||
| Storage: 20000 pieces of data, not lost in case of power failure, automatically overwrite early data when full (can add 40000 pieces of data) | |||
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Communication interface: 1 RS232 digital interface or RS485, supporting MODBUS communication protocol or custom protocol 1 analog signal 4-20mA (20mA corresponds to adjustable range) |
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| Preprocessing system: self-cleaning, blowback, and precision filtration functions ensure good representativeness of the sample while avoiding blockage of the pipeline by large suspended particles (optional) | |||
| Overall dimensions | 900×600× 450(mm) | weight | 50kg |
| power supply | AC 220V ± 20%, 50Hz ± 1% | power | 300W |
| ambient temperature | 5~40℃ | ambient humidity | ≤85% |