PR
ODUCT S
PECIFIC
A
TION
Mar
ch 2005
PNEUMA
TIC ACTU
A
TED
INDUSTRIAL V
AL
VES
SERIES:
2900
SIZES 2-1/2 to 10 INCHES
High Capacity
,
General Purpose
,
Globe Control
V
alves
Tw
o-
W
ay a
n
d T
hr
ee-
W
ay
, R
ec
ipr
o
ca
ting
, Ir
on B
o
dy
V
al
ves f
o
r Pr
o
cess a
n
d U
tili
ty Applic
at
ion
s
2600 Emrick Blv
d., B
et
hle
he
m, P
A 18020-8010 www
.W
ar
re
nC
on
tr
ols
.c
om
Te
l: 800-922-0085 or 610-317-0800 F
ax: 610-317-2989
Peek Bearing
for low friction provides stem guiding and
protects packing box from external debris.
Robust Spring-Loaded
PTFE V
-Ring Packing
has low friction and is self adjusting
for zero maintenance.
Peek Bearing in Lower
Bonnet Assembly
provides stem guiding and protects
packing box from entrained solids
for longer packing life.
Thick Balancing Chamber
in bronze, 300 SS, or 17-4pH.
EPDM O-Ring or Fluoraz
O-Ring
(for higher temperatures)
maintains pressure balance seal.
Plug and Seat
in choice of Bronze, 300 SS, 17-4pH,
or Alloy 6 provide Class IV shut off.
Bottom Post Guide
for additional stability
, allowing higher
pressure drop.
2923
Two-W
ay
Cylinder Balanced
V
alve
Table of Contents
Body Style V
ersus Application
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
3
Body Pressure-T
emperature Rating
. . . . . . . . . . . . . . . . . . . . . . . . .
3
Flowing Differential Pressure Limits
. . . . . . . . . . . . . . . . . . . . . . . .
3
Flow Coefficients (Cv) V
ersus T
ravel
. . . . . . . . . . . . . . . . . . . . . . . .
4
Sizing Reference and Load Sizing Calculations
. . . . . . . . . . . . . . . . .
5
Shut-Off
Δ
P and Cv Ratings
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
6-10
Dimensions and W
eights
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
11-12
Actuators, Positioners, and Accessories
. . . . . . . . . . . . . . . . . . .
13-15
Factor
y Default Settings
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
16
Configurations
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
17-18
Summary of Contents for PVG WW
Page 2: ......
