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Description
Pressure regulator of solid design. Made of brass or bronze. Series R120-0 . A to -0 .E and
R120-16 and -32 are equipped with diaphragms, all other are piston-operated.
Media
compressed air, non-corrosive gases or liquids
Adjustment
R120-01/-A2:
R120-04 to -B6: with T-handle
R120-16/-24/-32: by pilot pressure regulator
Relieving function
R120-B6: relieving
Gauge port
R120-01/-A2: G
1
one screw plug supplied
Temperature range
0 °C bis 80 °C / 32 °F to 176 °F,
or low temperature version down to -40 °C / -40 °F, optionally high temperature version up to 130 °C / 266 °F
Material
Body:
brass
O-ring:
FKM, optionally EPDM
Spring cage: brass at R120-01 to -04, aluminum at R120-06 to -32
Inner valve: brass
Diaphragm: NBR/Buna-N with PTFE coating
Dimensions
Regul. system K
A
B
C
D: diaphragm value
mm mm mm
P: piston
(m
Special options,
add the appropriate letter
NPT
connection thread
non-relieving
withour relieving function
down to - 40 °C
low temperature version
up to
130 °C
high temperature version
Spring cage made of POM for G
/
1
EPDM O-ring
PTFE diaphragm
T-handle
instead of plastic knob
PWIS-free
for painting plants
carbon dioxide
CO
2
argon
Ar
nitrogen
N
2
helium
He
hydrogen
H
2
methane
CH
4
natural gas *
3
oxygen
O
2
propane
C
H
3
8
nitrous oxide
N
O
2
water
H
O
2
flange connection
standard for R120-32, otherwise see chapter SST devices /flanges R120- . . . F.
Accessories,
enclosed
pressure gauge
Ø 40 mm, 0 ...*
Ø 50 mm, 0 ...*
Ø 50 mm, 0 ...60 bar, G1/4
Ø 63 mm, 0 ...*
Ø 63 mm, 0 ...60 bar, G1/4
gauge up to 130 °C
Ø 63 mm, 0 ...*
mounting bracket
made of stainless steel
mounting nut
made of stainless steel
mounting bracket
made of stainless steel
mounting nut
made of stainless steel
mounting bracket
made of stainless steel
mounting nut
made of stainless steel
mounting bracket
made of steel
*
1
at max. supply pressure and max. outlet pressure
*
2
02 = 0...2.5 bar, 04 = 0...4 bar, 06 = 0...6 bar, 10 = 0...10 bar, 16 = 0...16 bar
Gauges: see chapter for measuring devices
BRASS PRESSURE REGULATOR UP TO 50 BAR
Supply pressure see chart, max. 50 bar, for liquids Δp
with adjusting screw,
at R120-02 with black knob
R120-16:
with hexangonal spindel (spanner size 24 mm)
R120-16/-24/-32: non-relieving
⁄
on both sides of the body, all others G1/4 on both sides of the body,
8
Mounting position any
for appropriately conditioned compressed air down to -20 °C / -4 °F
-
Flow
Connection P
v
rate
thread
max.
/h) m
/h*
l/min*
G
bar
3
3
1
1
and G1/4 (A2)
8
bar, G
⁄
for G
2
1
8
for G1/4 (02) up to G1/2 MA5002- . . *
2
bar, G1/4
for G1/4 up to G1/2
2
bar, G1/4
for G3/4 up to G4
for G3/4 up to G4
2
bar, G1/4 , stainless steel
for G
for G
for G1/4 (02) and G³/
for G1/4 (02) and G³/
for G1/2
for G1/2
for G3/4 and G1
for G11/2 and G2 (B6) BW00-68S
= 25 bar
max.
Pressure
Order
1
range
number
bar
R120- . . . N
up to R120-B6
R120- . . . K
R120- . . .X51
R120- . . .X54
R120- . . .X57
R120- . . . E
for R120-02
R120- 02 . T
R120- . . .LA
R120- . . . K03
R120- . . . K05
R120- . . . K07
R120- . . . K09
R120- . . . K11
R120- . . . K13
R120- . . . K14
R120- . . . K15
R120- . . . K16
R120- . . . K17
R120- . . . KW
⁄
and G1/4 (A2) MA4001- . . *
1
2
8
2
MA5002-60
MA6302- . . *
2
MA6302-60
MS6302-.. *
2
⁄
u. G1/4 (A2)
BW30-03S
1
8
M30x1,5SS
1
⁄
and G1/4 (A2)
8
BW35-01S
8
M35x1,5S
8
BW50-01S
M50x1,5S
BW00-42
*
3
without DVGW approval
G
⁄
up to G4
1
8
0.1 ... 1.5 / 50 bar
B
B
43
6
9
16
53
BW35-01S
43
6
9
16
53
BW50-01S
104
7
31
73
BW00-42
104
6
40
110
BW00-68S
Product group
Order example:
MA4001-02
R120
High
pressure
4
R4,5
9
4.07
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