Xi'an Desun Uniwill Electronic Technology Co., Ltd.
Our Vision Aspire to be a leader in water quality monitoring - our pursuit is to be respected by customers, employees, partners and other companies in the industry. Core Values Rigorous, Efficient,
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What is Chemical Oxygen Demand (COD)?
Chemical Oxygen Demand (COD) is the amount of dissolved oxygen that must be present in water to oxidize chemical organic materials such as petroleum.COD is used to measure the short-term impact of wastewater discharges on the oxygen content of receiving waters.
Product Introduction
Technical parameter
| Item | Parameters | |
| Model | Measuring range | Application field |
|
DS501(6 mm gap) | COD 0.75 to 1000 mg/l equiv. KHP TSS 0 to 1000 mg/L BOD 0~300 mg / L
|
Tap water,Sewage treatment plant outlet, natural waters |
|
DS502(1mm gap) | COD 2.5 to 2000 mg/l equiv. KHP TSS 0 to 1000 mg/L BOD 0~500 mg / L
|
Industrial process control,Raw water |
| Power supply | 12VDC +/-5% | |
| Output signal | RS485 / Modbus | |
| Accuracy | 0.01mg/L COD | |
| Calibration | 1 or 2 point calibration | |
Warranty limit
The warranty does not include the following:
● Damage caused by force majeure such as natural disasters, riots, and wars.
● Damage caused by improper use, negligence, accident or improper use of the user.
● The freight incurred when the product is returned to us.
● Costs incurred by the delivery of product parts during the warranty period.
● Travel expenses for on-site maintenance during the warranty period.