独特的耐腐蚀耐高温一体式机壳设计，外观稳重、大方。测定参数光源的切换由手动升级为自动，使用户检测过程更简单。直接测定化学需氧量（COD）、氨氮、总磷、浊度等多项参数，浓度直读；大屏幕彩色液晶显示测定结果；支持数据分析功能，具有自动制作分析曲线的功能；向计算机传输当前数据和所有存储的历史数据，支持USB传输、红外无线传输（可选）；仪器自备校准功能，可根据标准样品计算并存储曲线，无需手动制作曲线；
Unique corrosion-resistant and high-temperature integrated chassis design, the appearance is stable and generous. The switching of the measured parameter light source is manually upgraded to automatic, making the user detection process simpler. Direct measurement of chemical oxygen demand (COD), ammonia nitrogen, total phosphorus, turbidity and other parameters, direct reading; large-screen color liquid crystal display measurement results; support data analysis function, with automatic production of analytical curve function; transmission to computer Current data and all stored historical data, support USB transmission, infrared wireless transmission (optional); instrument-supplied calibration function, can calculate and store curves according to standard samples, no need to manually create curves;
[Measurement item] COD ammonia nitrogen total phosphorus turbidity [Measurement range] COD: 2-10000 mg/L (segment) Ammonia nitrogen: 0.02-100 mg/L (segment) Total phosphorus: 0.002-5 mg/L (segment) Turbidity: 0.5-400 NTU [Measurement accuracy] COD: COD<50mg/L, ≤±10% COD>50mg/L, ≤±5% ammonia nitrogen: ≤±10% total phosphorus: ≤±5% turbidity: ≤±5% [Minimum detection limit] COD: 0.1 mg/L Ammonia nitrogen: 0.01 mg/L Total phosphorus: 0.001 mg/L Turbidity: 0.1 NTU [Measurement time] COD: 20 minutes Ammonia nitrogen: 10-15 minutes Total phosphorus: 35-50 minutes Turbidity: 1 minute [repetition] ≤±5% [Light source life] 100,000 hours [Optical stability] ≤±0.005A/20 minutes [Anti-chlorine interference] DOD: [Cl-]<1000mg/L has no effect [Cl-]<4000mg/L (optional) [Storage data] 12,000 [Number of curves] 219 [Display Method] Color LCD (resolution 320x240) [Communication Interface] USB/Infrared (Optional) [Power supply mode] 220V AC power supply [Product Model] 5B-3B(V8) [Product Name] Multi-parameter water quality analyzer