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| Warranty: | 12 Months |
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Product | COD Analyzer |
Measuring range | (0-100 / 200 / 500 / 1000 / 2000) mg/L |
Error | 20% Range:±8%; 50% Range:±5%; 80% Range:±3% |
Repeatability | ≤3% |
24h low concentration drift | ±5 mg/L |
24h high concentration drift | ≤3% |
Minimum Maintenance Period | ≥168 h/time |
Digital communication | RS232,RS485,RJ45 |
Analog communication | (4~20)mA input; (4~20)mA output |
Power requirements | (220±22)VAC;(50±1)Hz |
Ambient temperature | 5~40℃ |










Product Name | Online Turbidity Meter |
Range | 0-1 NTU (30), 0-20 NTU(31), 0-100 NTU |
Measurement | 90° scattering |
Working mode | Continuous monitoring of drainage, intermittent automatic discharge |
Zero drift | ≤±0.015 NTU |
Value error | ≤±2% or ±0.015 NTU larger |
Water pressure | 0.1 Kg/cm3-8Kg/cm3, flow not exceeding 300 mL/min |
Digital output | RS485Modbus protocol (baud rate 9600,8, N, 1) |
Ingress protection | IP54 |
Analog output | 4-20 mA |