ROC-8221 Single Stage Double Channels RO Controller
ROC-8221 is a combined control instrument of a single-stage reverse osmosis controller and double-channel on-line conductivity instrument.

ROC-8221 is a combined control instrument of a single-stage reverse osmosis controller and double-channel on-line conductivity instrument.


Widely used for electric power,electronics,metallurgy,petrochemical,pharmaceutical ,food and beverage,environmental protection field.

Widely used for electric power,electronics,metallurgy,petrochemical,pharmaceutical ,food and beverage,environmental protection field .

One kind of popular and cost-effective online pH/ORP controller.

Single stage RO controller used for conductivity monitoring and process program control .

Salt and water savings by using 100% capacity of the tank in service before switching to the second tank
Regenerates immediately when needed for continuous soft water
Corrosion-free fiber-reinforced polymer valve body

CM-230s conductivity meter is an upgrade of the old CM-230, is an economic intelligent industrial online conductivity meter
1. full range (0~20/200/2000) automatic switching, intelligent digital temperature compensation;
2. display unit can be changed: uS/cm or ppm
3. conductivity & temperature can be displayed on the same screen

One kind of popular and cost-effective online pH/ORP controller.