2
Grade Identification
Filter grade can be identified by the third digit of the model number. In addition, elements with a foam outer sleeve can be
identified by color
Grade
Description
Type
Outer foam color
A
Water separator
Impaction type separator
none
B
Separator/filter
Mechanical separator and 3 micron coalescer
none
C
General purpose
1 micron coalescer
none
D
Dry Desiccant Afterfilter
1 micron afterfilter for desiccant dryers
none
E
High efficiency oil removal filter
High efficiency (99.99+%) coalescer
Red
F
Maximum efficiency oil removal filter
Maximum efficiency (99.999+%) coalescer
Blue
G
Oil vapor removal filter
Activated carbon adsorber
Green
Model Number Configuration
(2) Filter Grade
A
- Water Separator
B
- Separator/Filter
C
- General Purpose
D
- Dry Desiccant Afterfilter
E
- High Efficiency Oil Removal Filter
F
- Maximum Efficiency Oil Removal Filter
G
- Oil Vapor Removal Filter
(3) Connection
Sizes
27
- 3” ANSI Flange
29
- 4” ANSI Flange
31
- 6” ANSI Flange
33
- 8” ANSI Flange
35
- 10” ANSI Flange
FIL
(1)
(2)
(3)
(4)
(4) Features
D = Internal Automatic Drain Mechanism
G = Differential Pressure Gauge Indicator
S = Corrosion Proof Stainless Steel Element
M= Element Monitor
1.
Housing Number
is indicated in space (1).
2.
Filter Grade
is indicated in space (2).
3.
Connection Size
is indicated in space (3)
4.
If optional corrosion proof stainless steel cores are included,
an
S
is indicated in space (4). Corrosion resistant stainless
steel cores are standard.
Example: A Grade E high efficiency oil removal filter with a capacity of
1250 scfm and 3" ANSI Flange connections would be configured
as:
FIL36E27G
(1) Housing
Number
Capacity
scfm
[m
3
/hr] @
100 psig [7 kgf/cm
2
]
32
625
[1110]
34
1000
[1700]
36
1250
[2125]
38
1875
[3158]
40
2500
[4250]
42
3125
[5310]
44
5000
[8490]
46
6875
[11,670]
48
8750
[14,850]
50
11875
[20,175]
52
16250
[27,610]
54
21250
[36,100]
n
