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Watts F1127-31 User Manual

Classic series

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8550 Hansen Road

Houston, Texas 77075

(Ph) 713.943.0688

(Fx) 713.944.9445

www.wattsacv.com

01/05

R

Classic Series

TWO-WAY FLOW ALTITUDE VALVE
with SOLENOID OVERRIDE
FEATURE

• Designed for Tank Fill and Discharge applications
• Opens when Tank head pressure is below setpoint
• Closes when Tank head pressure is above setpoint
• Opens for return flow when upstream system

pressure is below Tank head pressure

• Solenoid (On-Off) Feature provides electrical

override of Tank Fill function

• Tank Sense Line is field installed (to Tank or

standpipe)

• Adjustable Opening and Closing Speed
• Altitude setpoint is adjustable

1 - Main Valve (Single Chamber)
2 - Fig. 22-1 Accelerator Control
3 - Altitude Control
4 - Check Valve
5 - Adjustable Opening Speed
6 - Adjustable Closing Speed
7 - 3-Way Solenoid
8 - 3-Way Ball Valve
P - Position Indicator

°

X - Isolation Cocks

°

FC - Flo-Clean Strainer

°

Y - Y-Strainer (Replaces Flo-Clean)

°

L - Limit Switch

P(L)

X

X

X

X

1

Y/FC

8

5

6

4

7

2

3

(Tank Sense Line)

4

CLOSES VALVE

OPENS VALVE

FLOW

STANDARD COMPONENTS

OPTIONS and ACCESSORIES

F127-31 (Globe)

F1127-31 (Angle)

f127-31 link

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