Watts M1115-43 - Manual

8550 Hansen Road • Houston, Texas 77075 • (Ph) 713.943.0688 • (Fx) 713.944.9445 • www.wattsacv.com
01/05
R
Mustang Series
• Throttles to reduce high upstream pressure to
constant lower downstream pressure
• Throttles to maintain minimum upstream
pressure
• Closes quickly when downstream pressure
exceeds reduced pressure setpoint
• Ideal for use when high capacity on-off
equipment is installed downstream
• Reducing, Sustaining and Surge Control
setpoints are separately adjustable
PRESSURE REDUCING and
SUSTAINING VALVE with
SURGE CONTROL FEATURE
1 - Main Valve (Single Chamber)
2 - Pressure Reducing Control
3 - Downstream Surge Control
4 - Pressure Sustaining Control
5 - Fixed Orifice ° X - Isolation Cocks
° FC - Flo-Clean Strainer
° Y - Y-Strainer (Replaces Flo-Clean)
° ACS - Adjustable Closing Speed
(Replaces Fixed Orifice)
° AOS - Adjustable Opening Speed
° P – Position Indicator
° L – Limit Switch
1
X X
X X
Y/FC
P/L
5
2
3
4
CLOSES VALVE
OPENS VALVE
FLOW
(AOS)
STANDARD COMPONENTS OPTIONS and ACCESSORIES
M115-43 or M6115-43 (Globe)
M1115-43 or M61115-43 (Angle)
m115-43 link