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V788 Digital Control Valve

Series 788 Digital Control Valves

Line Size DN50 to DN200 (2-in to 8-in)
Fluid Type Liquid
Operating Temperature Range -29º C to +66º C (-20º F to +150º F)
Operating Pressure Range ANSI 150 to 300
Materials: Valve Body Carbon Steel, ASTM A352 GR LCC
Materials: Valve Cylinder DN50 to DN 200 (2-in to 4-in): Stainless Steel, ANSI 150 to 600; DN250 to DN 300 (6-in to 8-in) Carbon Steel, Nickel Coated, ANSI 150 to 600
Materials: Valve Piston Standard: Stainless Steel
Materials: Seat Ring DN50 to DN200 (2-in to 6-in) Stainless Steel; DN300 (8-in) Carbon Steel, Nickel Coated
Materials: O-Rings Standard: Viton; Optional: Neoprene, EPR, Kalrez / Teflon AP (Aggressive Products)

The Daniel Series 788 valves control flow rate with electronic batch control devices or presets. Their smooth, linear action delivers maximum flow with minimal pressure drops. The valve has automatic controls for high-flow rate control, final shut-off, low-flow shutdown and low-flow startup.

CRT Measurement Services is an authorized service provider for Daniel Measurement and Control, offering access to globally trusted digital control valves. These valves enable your business to measure and control flow for cost-effective operation.

Key Features of Daniel Series 788 Control Valves

The Series 788 control valve for liquids features:

  • External pilot control loop: This loop has a strainer, opening and closing speed controls, a closed solenoid pilot, and an open solenoid pilot.
  • Fail-safe closure: If power loss occurs, the fail-safe closes automatically.
  • Modular construction: The valve is designed with no diaphragms or stuffing boxes. The internal parts can be removed as a cartridge assembly — you will not need to remove the valve body from the system piping. The seat and seat ring can also be removed.
  • 45-degree body design: The 45-degree angle ensures low pressure drop with high capacity.
  • Aggressive Products option: The Aggressive Products version has Teflon elastomers designed for challenging oxygenates and additives, such as reformulated fuels, MTBE, TAME and alcohols.

Benefits of Series 788 Digital Control Valves

With this control valve in your equipment, you can:

  • Maximize uptime: Having all the internal parts in the cartridge assembly allows you to increase your uptime due to minimal wear on parts.
  • Simplify maintenance: The modular build and ability to remove parts make maintaining the valve easier.
  • Protect equipment and personnel: The fail-safe closure and positive shut-off in the event of power loss keep your equipment and team safe.
  • Improve reliability: The positive O-ring seal and valve seats are not affected by pressure drops or fluid viscosity, ensuring the valve delivers reliable performance in all conditions.

Applications for 788 Control Valves

Daniel 788 control valves are designed for applications that need precise flow rate control with batch capabilities. These valves can be used with electronic presets that are capable of digital valve control. Some applications include loading and off-loading liquid petroleum products for barges, ships, trucks and railcars.

Contact CRT Measurement Services About Daniel 788 Control Valves

CRT Measurement Services offers measurement and control solutions, including Series 788 digital control valves and other 700 Series control valves. Our products allow oil and gas professionals to operate their equipment safely and consistently while keeping costs low. Contact our team today for more information.

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