FLECK Control Valve 9100
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

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

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

Multiplex display, display window with free configuration of 2/4 parameters;
Support bus data acquisition of 1-4 channels with arbitrary attributes;
Support 1 way two-wire system 4-20mA variable input;
Support WiFi and LORA and other wireless data acquisition;
The 3-way control output can be configured with the over-limit alarm or DI associated output of any measurement channel.
Fully sealed, wall-mounted shell, according with site protective capability of IP65 protection type.
With CE certification


Fluorescence quenching principle, no need for internal filling, no oxygen consumption, and easy maintenance;
The service life of the fluorescent membrane cap is more than one year (under ideal conditions);
Original altitude, atmospheric oxygen partial pressure, temperature compensation, to improve the authenticity of the data;

For complex industrial processes, sewage treatment, water reuse, environmental monitoring, industrial field control, chemical process, thermal detection and discrete control, data transmission control and remote data transmission.

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

High Cost-Effective ,widely used for chemical industry,paper making industry,industrial coating,pharmaceutical,food,beverage,municipal water,Environmental and so on.

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

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