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| Brand | Zming Environmental Technology Co., Ltd. |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | HQ100-COD-STD |
| Price | Upon Request |
| Measurement Principle | UV254 nm Absorption Spectrophotometry |
| Range | 0–500 mg/L COD |
| Accuracy | ≤ ±10% FS |
| Resolution | 0.01 mg/L |
| Optical Path Length | 20 mm |
| Compensation Method | Dual-beam turbidity compensation at 546 nm |
| Response Time | ≤30 s (adjustable) |
| Output Interface | RS485 with Modbus RTU protocol |
| IP Rating | IP68 |
| Integrated Features | Simultaneous measurement of COD, turbidity, Specific UV Absorbance (SAC), and temperature |
| Cleaning Mechanism | Motor-driven mechanical wiper with programmable cleaning intervals |
| Power Supply | 12–24 VDC |
| Operating Temperature | 0–50 °C |
| Housing Material | Corrosion-resistant stainless steel (316L) and PEEK |
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