* It adopts dichromate colorimetric method.

* Direct reading of COD results and no need to analyze by other means such as titration.

* 2 point calibration (zero COD and full scale calibration)

* Measuring results can be viewed, deleted and printed. Up to 200 sets of measuring data

* can be stored and it can be connected with TP-16 printer.

* It adopts digestion method of sealing reflux and can conduct simultaneous digestion of 21 samples for low energy consumption.

* The digestion temperature can be adjusted from ambient temperature to 165℃. Also, it is equipped with over temperature alarming system.

* The digestion time can be set from 0 to 120 min. It will be power off after response.

1、Measuring range: COD (0～1500)mg/L

2、Accuracy:

     ≤150.0 mg/L：±8%FS±1mg/L　

     150.0 mg/L～1500 mg/L：±8% reading

3、Stability:（±2% reading）/15min

4、Repeated error: 3% reading

5、Power supply: AC (220±22)V；（50±1）Hz

6、Dimension（mm）：COD-571：270×280×125

     COD-571-1：330×228×132

7、Weight: COD-571：2 Kg

COD-571-1：4 Kg