Cashco 964 - Manual

INSTALLATION, OPERATION, & MAINTENANCE MANUAL (IOM)
MODEL 964
GLOBE-STYLE PNEUMATIC CONTROL VALVE UNIT
(BODY AND ACTUATOR)
2" & 3" SIZES ONLY
SECTION l
SECTION II
I. DESCRIPTION AND SCOPE
The Model 964 is a pneumatically actuated, globe-style
control valve, complete with the actuator mount ed.
Available sizes - 2" & 3" (DN50 & 80) in cast iron
and cast steel body ma te ri als. Model 110 Actuator
is mounted to the body. Ac tu a tor is direct action; i.e.
actuator stem extends on in crease in loading pres sure.
Unit is fi eld re vers ible by chang ing relative positions
of plug-to-seat ring with re spect to each other (see
Figures 6 and 7).
The valve is designed primarily for general service
or utility applications such as steam, air, oil, gas and
water.
The body is available with integral fl anges — 125# FF
or 250# FF — or (NPT 2" size only) end connections
for Ductile Iron (DI) material or with separable fl ang es
—150# or 300# RF —, (NPT or socket weld 2" size
only) end con nec tions for steel (CS) material.
2" (DN50) Model 964
ATC-Fail Open
II. REFERENCES
Refer to Technical Bulletin 964-2" & 3" TB for technical
spec i fi ca tions of a Model 964 Control Valve.
Refer to the following IOM’s for devices/ac ces so ries
mount ed to a Model 964 Control Valve:
P/P: www.cashco.com/techbulletins/9540l.pdf
I/P: www.cashco.com/techbulletins/srd991.pdf
I/P: www.cashco.com/iom/PS2iom.pdf
ABBREVIATIONS
ATC-FO — Air-to-Close, Fail Open
ATO-FC — Air-to-Open, Fail Closed
CCW — Counter Clockwise
DI — Ductile Iron
CS — Cast Carbon Steel
CW — Clockwise
D or DIR — Direct Acting
IAS — Instrument Air Supply
LOAD — Positioner Out put Air Pressure
R or REV — Reverse Acting
SIG — Output Signal from Instrument
V — Vent
IOM-964 -
2" & 3"
12-13