PH/ORP-8851 Water Quality Test PH/ORP Controller
On-line analysis and process control of the oil refining, metallurgy,chemical synthesis industry process;

On-line analysis and process control of the oil refining, metallurgy,chemical synthesis industry process;

On-line analysis and process control of the oil refining, metallurgy,chemical synthesis industry process;

Flexible 7 or 12 day time clock or meter initiated regeneration
Fully adjustable, 5-cycle control delivers upflow back wash, downflow brining, slow rinse, rapid rinse and down flow service
Designed for single tank or multi-tank systems, alternating or interlocking
Continuous flow rate of 250 GPM

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

Widely used for online measurement of acid&alkali in low concentrations and the low viscosity single-phase fluid of non-trade settlement process.

Typical applications • Widely used in thermal boiler deaerator water and large and medium-sized industrial boiler feed water; • Operational supervision of reactor Primary circuit, secondary circuit circuits and condensate system; • On-line analysis of dissolved oxygen in circulating water of heat exchange system; • Deaeration control of marine fresh water system, thermal system and…


Widely used for chemical industry,pharmaceutical,food,beverage,industrial coating,municipal water,Environmental,etc.conductivity (resisitivity) online measuring and control. It is a small-scale, industry leading and High Cost-Effective conductivity/resistivity integration online controller.

Applicable to all kinds of small and medium-sized single-stage, double-stage reverse osmosis control system. With simple operation, complete measurement and configuration, highly integrated system