Norgren R74M User Manual
Excelon®design allows in-line or
0 20 40 60 80 100 dm3/s
AIR FLOW
0 40 80 120 160 200 scfm
6
4
2
0
bar g
100
80
60
40
20
0
psig
PORT SIZE: 1/2"
INLET PRESSURE: 150 psig (10 bar g)
RANGE: 5 to 150 psig (0.3 to 10 bar)
FLOW CHARACTERISTICS
modular installation
Manifold typically up to six
regulators without booster signal
RoHS compliant
Technical data
Fluid: Compressed air
Maximum pressure
290 psig (20 bar)
Operating temperature*
-30° to 175°F (-34° to 80°C)
* Air supply must be dry enough to avoid ice formation at
temperatures below 35°F (2°C).
Ports
Inlet ports (2): 1/2" or 3/4" PTF or ISO G
Outlet port (1): 1/2" PTF with PTF inlet ports,
Gauge port (1): 1/8" PTF with PTF inlet ports,
Materials
Body: Zinc
Bonnet: Zinc
Elastomers: Nitrile
Bottom plug: Acetal
1/2" ISO Rc with ISO G inlet ports
1/8" ISO Rc with ISO G inlet ports
Excelon®R74M
Manifold Regulator
1/2" and 3/4" port sizes
Ordering Information.
odels listed include PTF threads, knob adjustment, relieving diaphragm, 5 to 150 psig (0.3 to 10 bar) outlet pressure adjustment
M
range* with gauge.
Inlet Port (2) Outlet Port (1) Model Flow† scfm (dm3/s) Weight lb (kg)
1/2" 1/2" R74M 4AK RMG 220 (105) 1.77 (0.8)
3/4" 1/2" R74M 6AK RMG 220 (105) 1.73 (0.78)
† Typical flow with 150 psig (10 bar) inlet pressure, 90 psig (6.3 bar) set pressure and a 15 psig (1 bar) droop from set.
Alternative Models
R7 4M ˙˙˙ ˙˙˙
Inlet Port Size Substitute
1/2" 4
3/4" 6
Threads Substitute
PTF A
ISO Rc taper B
ISO G parallel G
* Outlet pressure can be adjusted to
pressures in excess of, and less than,
those specified. Do not use these units
to control pressures outside of the
specified ranges.
Gauge Substitute
With G
Without N
Outlet Pressure Adjustment Range* Substitute
5 to 60 psig (0.3 to 4 bar) F
5 to 150 psig (0.3 to 10 bar) M
10 to 250 psig (0.7 to 17 bar)** S
Diaphragm Substitute
Relieving R
Non relieving N
Adjustment Substitute
Knob K
T-bar T
** Units with 250 psig (17 bar) outlet pressure range are available
only with the T-bar adjustment. Substitute “T” in the 7th position
and “S” in the 9th position.
4/09
Our policy is one of continued research and development. We therefore reserve the right to amend,
without notice, the specifications given in this document.
R7*G Relieving
ISO Symbols
R7*G Non Relieving
N/US - 5.4.210.01
74M Manifold Regulator
4.98 (126.6)
R74M
R74M
R74M
R74M
R74M
R74M
Regulated pressure
Pressure
out
Booster signal
1.0 (25.4)
1.7 (43.0)
3.1
(80.0)
1
.93
(
49.0)
2
.89
(73.5)
1.93
(49.0)
2
.89
(73.5)
2.50
(63.50)
5.86 (148.80)
T-Handle
4.17 (105.89)
1.24 (31.40)
1.0 (25.40)
1.7 (43.0)
1.0
(25.40)
1/8”
Gauge port
Outlet
pressure
1
/2” or 3/4”
I
nlet port
1
/2” or 3/4”
I
nlet port
1/2”
Outlet port
Pressure
in
G
E
D
H
C
B
A
F
Port C
L
K
N
M
L
P
R
J
S
R
All Dimensions in Inches (mm)
Accessories
all mounting Neck mounting Gauge Panel Tamper resistant Pipe adapters Quikclamp
W
racket* bracket 0 ... 160 psig nut cover and seal wire (quantity of 1) (NPT) Quikclamp
b
®
nd Service
®
all bracket kit
w
a
4324-50 4368-51 18-013-209 4348-89 4355-51 4315-03 (1/2) 4314-51 4314-52 4381-700
4315-04 (3/4)
* Bracket kit does not include wall mounting screws.
Mounting bracket
ABCDEFGH
3.11 2.72 1.97 0.79 0.20 2.01 0.24 2.40
(79) (69) (50) (20) (5) (51) (6) (61)
Neck mounting bracket
N/US- 5.4.210.02
JKLMNPRSTV
0.94 3.50 2.05 3.39 2.20 1.38 0.91 0.28 ––
(24) (89) (52) (86) (56) (35) (23) (7) ––
Our policy is one of continued research and development. We therefore reserve the right to amend,
without notice, the specifications given in this document.
4/09
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