Apollo A110 Differential Control Valves

A110 Series Differential Control Valves Description

The Apollo A110 Control Valves Automatic Control Valve controls the pressure difference between two points in a system. It has a wide range of applications: anywhere an increase in the sensed pressure differential causes the valve to open. The normally closed, spring-loaded pilot, sensing two pressure points, responds to changes in the pressure difference and causes the main valve to do the same.

The valve opens on an increased differential. The net result is a constant modulating action of the pilot and the main valve to hold the pressure differential constant. The pilot system is equipped with a needle valve response speed control that fine-tunes the valve response to the system variables. The high-pressure sensing point is typically at the valve inlet, while the low-pressure sensing point can be a valve outlet or remotely connected, e.g., pump suction. Proudly made in the USA.

Apollo A110 Control Valves Features

  • Valve Opens on Increased Pressure Differential
  • Operates Over a Wide Flow Range
  • Pressure Differential is Adjustable with Single Screw
  • Adjustable Response Speed
  • Can be Maintained without Removal from the Line
  • Factory Tested and Can be Preset to Your Requirements

Approvals

  • NSF/ANSI 372 Lead-Free
  • NSF/ANSI 61 Water Quality: 4” – 24”

Sizes

GLOBE/ANGLE

  • Screwed Ends: 1-1/4” – 3”
  • Grooved Ends: 1-1/2” – 4”
  • Flanged Ends: 1-1/4” – 24” (globe) 1-1/4” – 16” (angle)

Apollo A110 Control Valves Standard Materials List

Body/BonnetDuctile Iron (epoxy coated), Carbon Steel (epoxy coated), Stainless Steel, Bronze -Others available (consult factory)
Seat RingBronze, Stainless Steel
StemStainless Steel, Monel
SpringStainless Steel
DiaphragmNylon Reinforced Buna-N, Viton, EPDM
Seat DiscBuna-N, Viton, EPDM
PilotStainless Steel Other pilot system components: Bronze/Brass -All Stainless Stee
Tubing & FittingsCopper/Brass, Stainless Stee

Ref: www.apollovalves.com

Download Data Sheets: Apollo Valves A110 Series Differential Control Valves

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author

Rudy Wiratama

rudywinoto.com/wmablog.com/flowmasonic.com

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