Page 7 - watson

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Features
Expectreliableperformanceatallpressure
levels
andflow
rates
whenyou
specify
Vlatson
right angle
f
low control
and needle valves.
You
get
2
PSI
break-away
with
generous
reverse
flow
volume,
and
bubble
tight
seal¡ng
with
precise
adjustab¡lity for the controlled
flow
side.
Vlatson
check
valves
are
also
bubble tlght and
open
at
2 PSI
in
reverse
f
low.
Every
Watson valve
is I
ÙOo/of
actory tested.
We
want
yourvalve todeliver
theprecrs¡on
controlyour
application
deservesl
Watson
valves
are
offered
withyourchoiceof two
knobs
for
easy
hand
aqjustment,
or
with
slotted
stems
for
screw
dr¡ver
adjustment
A
lock
nut
is
standard
to
secureyour
f
low
setting during
equipmentoperation.
Choose
either
rn-line or
popularpanel mountstyles.
Specifications
r
Valvebodyandcaparealuminum
r
Valveorificeandneedlearebrass
¡
T
I
I
¡
i/B
NPT
needles
have
a
4"included angle
/4NPTneedles
have
a
ó"included angle
3/B
NPTneedles have
a
B'included anqle
Sêals:BunaN
{Vitonoptional)
'
Temperature:
Buna
N
seals:-25"F
to220"F
(Viton
seals:-i5"F
to
400f)
Operating
pressure to
150
ps¡
Product
Dimensions
NPT
Size
A
1/B
3/4
1/4
i
3/B
1-1/4
BBrCD
11/
4
l-e/16 2-3/32
1/2-20
t-7/16
1-27/32
2-11/32
5/B1B
1-5/B
2-1/B
219/32
3/4-16
o
20 40 60 80
100
PRESSURE DROP
(PSI)
(Needle
Closed)
r
Çl¡eck
Valve
Conilo¡¡iation
NPT
síiêi
Check
Valvc
Þar*
Nrrmh¿r
t/8"
v.$t:,
ì
.
ì
:'r,;r
3/8:
,ili.
ü:t
ìlì.
180i6
Hoìöi,iii
:goc'l
',:t-,'
'
,,¡.:.,'1'¡lìLl:
¡knhhtì
iS!'r
l¡tgqr
Kñöb
.
Note:Small knob
f
¡ts
through
panel
mount¡ng
hole
without
removal.
70
bt,
70
60
=50
l!
40
Iro
20
10
70
60
=50
L4
8uo
20
10
0
=50
l'¡.4
8.0
20
10
0
20 40 60 80
100
PRESSURE DROP
(PSr)
(Needle Closed)
WATSONPNEUMAIICS
.
PAGE
7
0
20 40 60 80
100
PRESSURE DROP
(PSI)
(Needle Closed)
R¡ghtAngle
Valve
Tvpe
& Conf¡qurat¡on
NPT
Size
Flow Control
Part Number
Needle Valve
Part Number
Panel
Mount
Slotted
Stem
ffi
t/8"
t/4"
3/8'
IBO-F-PM
r40-F-PM
38OffM
IBO-N.PM
140-N-PM
3BO{J-PM
Slotted
Stem
t/8"
t/4"
3/8"
180-F
140-F
3BGF
IBO-N
140-N
380-l\l
Panel
Mount
With
Knob*
t/8"
t/4"
3/8'
180-F-PM-K*
140-F-PM-K*
3BGF-PM{(*
(*
Use
"LK"
for
large knob)
IBO-N-PM-K*
140-N-PM-K*
38O-{\I-PM-K*
(*
use
"LK"
for
laroe knobl
\Yith
Knob*
t/B
t/4"
3/8'
lB0-F-K*
140-F-K*
3BGF-K*
l* Use
"LK"
for
'
large knob)
18O-N-K*
t40-N-K*
38Gf\-K*
{*
Use
"LK"
for
large knobl
1
80-F
1
40-F
380-F