Owner manual

8550 Hansen Road • Houston, Texas 77075 • (Ph) 713.943.0688 • (Fx) 713.944.9445 • www.wattsacv.com

01/05

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)

Y/FC

(Tank Sense Line)

CLOSES VALVE

OPENS VALVE

FLOW

STANDARD COMPONENTS OPTIONS and ACCESSORIES

F127-31 (Globe)

F1127-31 (Angle)

f127-31 link

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R TWO-WAY FLOW ALTITUDE VALVE with SOLENOID OVERRIDE FEATURE 01/05 F127-31 (Globe) F1127-31 (Angle) Classic Series • • • • 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