cashco 964 Installation, Betrieb und Wartung

Blättern Sie online oder laden Sie pdf Installation, Betrieb und Wartung für Kontrolleinheit cashco 964 herunter. cashco 964 16 Seiten. Globe-style pneumatic control valve unit body iom

Seite drucken
ISO Registered Company
I.
DESCRIPTION AND SCOPE
The Model 964 is a pneumatically actuated, sliding
stem globe-style control valve. Sizes are 1/2",3/4",
1", 1-1/2", & 2". Available in Cast Iron and Cast Steel
body ma te ri als.
Failure position is determined by actuator for:
"D" = Direct action; on increasing air loading pressure,
the actuator stem extends. Fail-safe position is with
the stem retracted.
"R" = Reverse action; on increasing air loading pressure,
the actuator stem retracts. Fail-safe position is with
the stem extended.
The valve is designed primarily for general service
or utility applications such as steam, air, oil, gas and
water.
II. REFERENCES
Refer to Technical Bulletin 964-TB for complete
tech ni cal specifications of a Model 964 coupled with
either Cashco Actuator Model C27 or C53.
www.cashco.com/techbulletins/964.pdf
Refer to following Installation, Operation &
Main te nance Manuals (IOM's) for either actuator
and/or devices that maybe mounted to a Model 964:
Actuators: www.cashco.com/iom/C27-C53.pdf
INSTALLATION, OPERATION, & MAINTENANCE MANUAL (IOM)
MODEL 964
GLOBE-STYLE
PNEUMATIC CONTROL VALVE UNIT
BODY IOM
SECTION l
SECTION II
Model 964
with ATO - FC Actuator
ABBREVIATIONS
ATC–FO – Air–to–Close, Fail Open
ATO–FC – Air–to–Open, Fail Close
CCW
– Counter Clockwise
CW
– Clockwise
D or DIR – Direct Acting
IAS
– Instrument Air Supply
LOAD
– Positioner Output Air Pressure
R or REV – Reverse Acting
SIG
– Output Signal from Instrument
V
– Vent
IOM-964
12-16