◆ Measuring range: (0-1) mg/l, (0-15.0) mg/l &(0-200) mg/l; these three ranges are available;
◆ Lower limit of detection: 0.01 mg/l;
◆ Resolution: <0.001 mg/l;
◆ Accuracy: <5% for standard solutions; 10% for water samples;
◆ Reproducibility: <5%;
◆ Measuring cycle: 45 min; adjustable;
◆ Trouble-free operation hours: ≧720 h;
◆ Span drift: ±5% F.S.;
◆ Print: Reserved printer interface to connect an external industrial micro-printer (optional);
◆ Storage: 20000 data; no loss of data in the case of power failure; automatic coverage of earliest data when the memory is full; (the memory with a capacity of 40000 data may be added;)
◆ Communication interface: One-channel RS232 digital interface or RS485; support the MODBUS communication protocol or self-defined protocol; 1-channel analog signal: 4-20 ma (with the range corresponding to 20 ma adjustable);
◆ Pretreatment system: Auto cleaning, back flushing and precision filtration; ensure good representativeness of samples and avoid pipe blockage by large suspended particles, thereby ensuring data continuity (optional);
