Omega Products L73M-3AP-QDN User Manual
NorgreN exceloN®
lubricators
L73M-3AP-QDN
l In-Line or Modular Installation
l Quick Release Bayonet Bowl
l Highly Visible, Prismatic
Liquid Level Indicator Lens
on Metal Bowls
l All Round (360°) Visibility
of Sight-Feed Dome for Ease
of Drip Rate Setting
l Micro-Fog and Oil-Fog
L74M-4AP-QDN,
shown smaller than
actual size.
SPECIFICATIONS
Fluid: Compressed air
Maximum Pressure: 300 psig (20 bar)
Operating Temperature*: -34 to 80°C
(-30 to 175°F)
Typical Flow with 150 psig (10 bar)
Inlet Pressure, 90 psig (6.3 bar) Set
Pressure and 15 psig (1 bar) Droop
From Set: 144 scfm (68dm
MATERIALS
L73M, L74M:
Body: Aluminum
Metal Bowl: Aluminum
Liquid Level Indicator Lens
(Metal Bowl): Transparent nylon
(Pyrex
Sight-Feed Dome: Transparent nylon
Elastomers: Neoprene and nitrile
*
Air supply must be dry enough to avoid
®
optional)
ice formation at temperatures below
2°C (35°F).
3
/s)
L73M-3AP-QDN,
shown smaller
than actual size.
1
L72 FLOW CHARACTERISTICS
L73C OIL-FOG FLOW CHARACTERISTICS
L73M MICRO-FOG FLOW CHARACTERISTICS
psid
bar d
0.8
10
0.6
8
6
0.4
PRESSURE DROP
4
0.2
2
0
0
0 10 20 30 40 50 60 scfm
0 5 10 15 20 25 dm3/s
INLET PRESSURE: bar g (psig)
2.5
4.0
(36)
(58)
AIR FLOW
TYPICAL PERFORMANCE CHARACTERISTICS
F
PORT SIZE 1/4"
8.0
6.3
(116)
(91)
10.0
(150)
G
D**
E
L73 MICRO-FOG FLOW CHARACTERISTICS
PORT SIZE: 3/8"
psid
bar d
5
0.3
4
3
0.2
PRESSURE DROP
2
0.1
1
0
0
0 20 40 60 80 100 scfm
0 10 20 30 40 50 dm3/s
OIL-FOG FLOW CHARACTERISTICS
PORT SIZE: 3/8"
psid
bar d
5
0.3
4
3
0.2
PRESSURE DROP
2
0.1
1
0
0
0 20 40 60 80 100 scfm
0 10 20 30 40 50 dm3/s
2.5 (36)
AIR FLOW
L73 AIR FLOW
AIR FLOW
4.0 (58)
6.3 (90)
8.0 (116)
10.0 (150)
INLET PRESSURE:
bar (psig)
2.5 (36)
4.0 (58)
6.3 (90)
8.0 (116)
10.0 (150)
INLET PRESSURE:
bar (psig)
B#
MICRO-FOG
psid
PORT SIZE: 1/2"
bar d
10
0.6
8
6
0.4
PRESSURE DROP
4
0.2
2
0
0
0 40 80 120 160 200 scfm
0 20 40 60 80 100 dm3/s
L74 FLOW CHARACTERISTICS
INLET PRESSURE: bar (psig)
6.3
2.5
4.0
(90)
(36)
(58)
AIR FLOW
(116)
C
10.0
8.0
(150)
** Optional Pyrex sight-feed dome.
# Minimum clearance required to
remove bowl.
A
L74 FLOW CHARACTERISTICS
OIL-FOG
psid
PORT SIZE: 1/2"
bar d
10
0.6
8
6
0.4
PRESSURE DROP
4
0.2
2
0
0
0 40 80 120 160 200 scfm
0 20 40 60 80 100 dm3/s
INLET PRESSURE: bar (psig)
2.5
4.0
(36)
(58)
AIR FLOW
6.3
(90)
(116)
SERIES A B C D E F G
STANDARD DIMENSIONS (inch)
72 4.33 7.52 0.75 2.52 1.61 1.97 1.89
73 6.14 10.04 0.98 2.76 1.85 2.68 2.44
74 6.97 10.87 0.98 2.68 1.85 3.15 2.91
METRIC DIMENSIONS (mm)
72 110 191 19 64 41 50 48
73 156 255 25 70 47 68 62
74 177 276 25 68 47 80 74
10.0
8.0
(150)
To Order Visit omega.com/l73m-3ap-qpd for Details and Pricing
MODEL NO.* PORT SIZE (inch) TYPE FLOW scfm** (dm3/s) WEIGHT† kg (lb)
L73M-3AP-QDN
L74M-4AP-QDN
Notes: Models listed include PTF threads, manual drain, and metal bowl with plastic liquid level indicator.
** Typical flow with 10 bar (150 psig) inlet pressure, 6.3 bar (90 psig) set pressure and a 1 bar (15 psig) droop from set.
†
(74) Lubricators with 1 liter (1 quart) metal bowl: add 0.91kg (2.01 lb).
Ordering Examples: L74M-4AP-QDN, micro-fog lubricator with 1⁄4" port, PTF threads with uni-directional flow, transparent bowl with guard.
L73M-3AP-QDN, micro-fog lubricator with 3⁄8" port, PTF threads with uni-directional flow, metal bowl with liquid level indicator.
Accessories available at omega.com
3
⁄8 Micro-fog 60 (28) 0.50 (1.1)
1
⁄2 Micro-fog 154 (73) 0.73 (1.61)
2
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