Norgren Filter/Regulators - Manual (Page 17)

B38 Instrument Filter/Regulators
Littleton, CO USA Phone 303-794-2611 www.norgren.com ALE-12-17
All Dimensions in Inches (mm)
Technical Data
Fluid: Compressed air
Maximum pressure
Manual drain: 300 psig (20 bar)
Operating temperature: -40° to 175°F (-40° to 80°C) *
* Air supply must be dry enough to avoid ice formation at temperatures below 35°F (2°C).
Particle removal: 5 µm or 25 µm filter element
Air quality: Within ISO 8573-1, Class 3 and Class 5 (particulates)
Typical flow with 100 psig (7 bar) inlet pressure, 15 psig (1 bar) set pressure and a
droop of 1 psig (0.05 bar) from set:
17 scfm (8 dm
3 /s)
Manual Drain
Nominal bowl size:
2.4 fluid ounce (70 ml)
Gauge ports:
1/4" PTF
Materials
Body: Aluminum
Bonnet: Aluminum
Bowl: Aluminum
Adjusting screw: Steel
Elements
25 µm: High density polyethylene
5 µm: Ceramic pyrolith
Elastomeric materials: Synthetic rubber
Typical Performance Characteristics
INLET PRESSURE - 100 psig (7 bar g)
FLOW CHARACTERISTICS - PORT SIZE: 1/4"
0 2 4 6 8 10 dm 3 /s
AIR FLOW
0 4 8 12 16 20 24 scfm
OUTLET PRESSURE
4
3
2
1
0
bar g
50
40
30
20
10
0
psig
REGULATION CHARACTERISTICS - PORT SIZE: 1/4"
OUTLET PRESSURE
4
3
2
1
0
bar g
0 2 4 6 8 bar g
INLET PRESSURE
scfm dm 3 /s
0 20 40 60 80 100 psig
60
50
40
30
20
10
0
psig
7.9 3.7
3.6 1.7
5 2.4
2.5 1.2
MAXIMUM RECOMMENDED
FLOW THROUGH 1/4" PIPE
10%
100%
200%
100% FLOW
** Minimum clearance required to remove bowl.
Panel mounting hole diameter: 1.65" (42 mm)
Maximum panel thickness: 0.24" (6 mm)
0.51 (13)
2.52 (64)
2.52 (64) 2.95 (75)
1.26 (32)
5.71 (194)
2.09 (53)
3.11 (79)
9.17 (233)**
1/8" PTF
Service Kits
Item Type Part number
30 psig (2 bar) range Relieving R38-100R
Non relieving R38-100NR
60 and 100 psig Relieving R38-101R
(4 bar and 7 bar) range Non relieving R38-101NR
5 micron element B38-100A (5)
25 micron element B38-100A (25)
Service kits includes diaphragm assembly, o-ring, valve, valve
spring and 8 pan head screws.