Asahi/AmericaConstant Flow Valves

Spring

Orifice

Plug

Spring

Orifice

Plug

1/2”,3/4” 1”,2”,3”,4”

Asahi/AmericaConstant Flow Valves

In Line Type Y TypePVC & CPVC ANSI Flanged

Automatically Maintains a Constant Flow, Even If

The Differential Pressure Changes

All Thermoplastic Construction

Extremely Corrosion Resistant

High Accuracy +- 6% of Full Scale

Flexible Flow Rates

Visual Position Indicator

Features & Benefits

Asahi/AmericaConstant Flow Valves

Flexible flow rates

Opening degree indicator Calibrated Flow Dial

Asahi/AmericaConstant Flow Valves

Nominal Size (kgf/cm2)1/2" B 0.176 - 3.52 0.04 - 0.8 20 : 1 2.85 - 14.22 0.02 - 0.1 (0.2-1.0)

(15mm) C 0.35 - 3.52 0.08 - 0.8 10 : 1 4.27 - 28.45 0.03 - 0.2 (0.3-2.0)3/4" B 0.26 - 5.28 0.06 - 1.2 20 : 1 2.85 - 14.22 0.02 - 0.1 (0.2-1.0)

(20mm) C 0.53 - 5.28 0.12 - 1.2 10 : 1 4.27 - 28.45 0.03 - 0.2 (0.3-2.0)1" A 2.2 - 8.81 0.5 - 2.0 4 : 1 2.85 - 14.22 0.02 - 0.1 (0.2-1.0)

(25mm) B 0.441 - 8.81 0.1 - 2.0 20 : 1 2.85 - 14.22 0.02 - 0.1 (0.2-1.0)C 0.881 - 8.81 0.2 - 2.0 10 : 1 4.27 - 28.45 0.03 - 0.2 (0.3-2.0)

2" A 8.81 - 35.22 2.0 - 8.0 4 : 1 2.85 - 14.22 0.02 - 0.1 (0.2-1.0)(50mm) B 1.76 - 35.22 0.4 - 8.0 20 : 1 2.85 - 14.22 0.02 - 0.1 (0.2-1.0)

C 3.52 - 35.22 0.8 - 8.0 10 : 1 4.27 - 28.45 0.03 - 0.2 (0.3-2.0)A 22.02 - 88.07 5.0 - 20.0 4 : 1 4.85 - 14.22 0.02 - 0.1 (0.2-1.0)

3" B 4.403 - 88.07 1.0 - 20.0 20 : 1 2.85 - 14.22 0.02 - 0.1 (0.2-1.0)(80mm) C 8.81 - 88.07 2.0 - 20.0 10 : 1 4.27 - 28.45 0.03 - 0.2 (0.3-2.0)

D 66.04 - 132.1 15.0 - 30.0 2 : 1 4.27 - 21.33 0.03 - 0.15 (0.3-1.5)4" C 44.03 - 264.2 10 - 60 6 : 1 4.27 - 28.45 0.03 - 0.2 (0.3-2.0)

(100mm) D 132.1 - 264.2 30 - 60 2 : 1 2.85 - 21.33 0.02 - 0.15 (0.3-1.5)

PSI Mpa

Pressure differencial range for functionType

Gal/min m3/hr

Flow quantityRangeability

Asahi/AmericaConstant Flow Valves

< Fish Farms ><Aquariums>

Seawatertank

AV Constant Flow VALVE

Asahi/AmericaConstant Flow Valves

< Salt Water >

The protection of ion-exchange membranes.Flow quantity is fixed.

No Automation or Manual AdjustmentIs Required

Applications:

Asahi/AmericaConstant Flow Valves

Positioner

Actuator

Butterfly Valve

Þ Ý

2” Flow Control Loop; $2700.00

Sensor

Set Point Controller

4-20 ma

$ 265.00

Sensor Fitting$ 175.00

$ 450.00

$ 750.00

$ 850.00

$ 175.00

2” Flow Control Loop; $1100.00

2” Constant Flow Valve

Dial in Desired Flowand your finished

Positioner

Actuator

Butterfly Valve

Þ Ý

2”Flow Control Loop-Maintenance

Sensor

Set Point Controller

4-20 ma

Sensor Fitting

Constant Flow Valve Maintenance

One Piece Body

Spring Assembly

HandwheelFlow Indicator

Tools Required

Strap Pliers Nylon Bristle Wrench Needle Brush

Nose

Asahi/AmericaConstant Flow Valves