Automatic Control Valves

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At Global Treat, Inc., we are proud to be a regional distributor of Hydro Instruments products, providing trusted solutions for water filtration systems throughout the region. Our selection of automatic control valves ensures precise monitoring and control of gas feed systems, delivering essential data for smooth, efficient operations.

We offer Hydro Instruments’ expertly engineered valves, including the OV-110 and OV-1000 Omni-Valves — reliable solutions for automatic chlorine and sulfur dioxide feeders. Designed for durability and peak performance, these valves can be customized to meet your system’s unique specifications, ensuring total flow control when it matters most.

Since 1978, Hydro Instruments has been a leading name in gas feed systems and chlorine monitoring equipment. Their automatic control valves are essential for optimizing water filtration processes in a wide range of applications.

Model OV-110
3000 PPD Max Capacity

Wall Mount Option
For Gas or Liquid Metering
Capable of operating in eight different control modes
Backlit liquid crystal display
Modbus Communication (RS-485)
3 Analog Inputs (Flow, Residual, and Remote Dosage)
Adjustable: Dosage, Set Points, Lag Time, Signal Filters, Display Ranges, Alarms & More
Two 4-20mA Outputs
Password protected settings

» Model OV-110 Brochure
» Wall Panel Brochure

Model OV-1000
Feed rates up to 10,000 PPD

Compatible with a variety of gas and liquid chemicals
Seven Control Options
Modbus (RS-485) communication
3 Analog Inputs and 2 Analog Outputs

» Model OV-1000 Brochure
» Wall Panel Brochure
» Wall Panel Auto Valve with 4-20mA Output Brochure

Model CV-230
Up to 10,000 Max Capacity

Wall Mount Option
Automatic feed for Chlorine, Sulfur Dioxide, Ammonia, Carbon Dioxide, Sodium Bisulfite, Sodium Hypochlorite
Compact, Reliable, and Simple Design
Wide Range of Capacities & Chemicals
Simple 4 Button Interface

»Bulletin CV-230
»Wall Panel Brochure