Cla-Val X69H-C User Manual

MODEL

X69H-C

4" Compact Venturi

• Compact Size for Smaller Refueling Vehicles

• Aluminum Body with Stainless Steel Control

• Four Inch Flat Face ANSI 150 Flanges

• Ten Inches Face To Face

• Unique Design Eliminates External Plumbing

• Four Ribs For Structural Strength

• Six Throat Diameters Available

• Adjustable Pressure Drop Compensation

The four inch Model X69H-C Compact Venturi is
designed for use on modern, compact refueling vehicles
such as towable or stationary carts. It generates an
adjustable nozzle pressure signal that can be utilized by
a pressure control coupler or in-line pressure control
valve to control delivery pressure to the aircraft.

The compact design of the Cla-Val
Model X69H-C Venturi is ideal for use
on stationary refueling carts and in any
system where space is an issue. Our
unique design eliminates external
plumbing. This feature simplifies instal­lation, and maintenance, and also pre­vents fuel spills that can occur when
exterior plumbing is hit or damaged.

The Model X69H-C Venturi can be
mounted in any orientation without

THROAT

DIAMETER

1.50" 500 7.0 42

1.60" 600 9.3 42

1.70" 700 10.1 42

1.80" 750 10.3 40

1.90" 800 10.0 35

2.00" 900 11.0 34

MAX.

FLOW

(gpm)

P1 - P3

PRESSURE

DROP

(psid)

P3 - P2
PRESSURE
RECOVERY

affecting performance. This allows the
Venturi to be located in tight spaces with
only the adjustment screw accessible
for servicing.

The Venturi body is an aluminum casting
featuring four ribs that extend from flange
to flange. These ribs give the Venturi
structural strength needed to carry piping
loads that can be generated by extreme
temperatures and pressures. The Venturi
features flat face flanges conforming to

(psid)

100

10

FLOW CURVES FOR NOTED THROAT DIAMETERS

ANSI 150 lb. Class.
The Model X69H-C Venturi is available
with six different throat diameters so that
you can select the Venturi with the
appropriate pressure drop and pressure
recovery requirements. Use the tables
and graphs below to determine the
appropriate throat bore diameter for
your application.

4" MODEL X69H-C VENTURI

1.50"

1.60"

1.80"

1.70"

1.90"

2.00"

P.O. Box 1325 • Newport Beach, CA 92659-0325 • Phone: [phone] • Fax: [phone] • E-mail: [e-mail] • Website cla-val.com

CLA-VAL

PSI RECOVERY (P3-P2)

1

100

©

Copyright Cla-Val 2011 Printed in USA Specifications subject to change without notice.

FLOW (GPM)

1000

E-X69H-C 4" Compact Venturi

.