For automatic drain model:
With polycarbonate plastic bowl: 15 to 150 psig (1.0 to 10.3 bar).
With metal bowl: 15 to 200 psig (1.0 to 13.8 bar).
For manual drain model:
With polycarbonate plastic bowl: 0 to 150 psig (0 to 10.3 bar).
With metal bowl: 0 to 200 psig (0 to 13.8 bar).
Seals: Nitrile.
Threads: NPT standard, BSPP. For BSPP threads, add a “C”
prefix to the model number, e.g., C5B01B0100.
IMPORTANT NOTE: Please read carefully and thoroughly all of the CAUTIONS on the inside back cover.
For automatic drain model:
With polycarbonate plastic bowl: 15 to 150 psig (1.0 to 10.3 bar).
With metal bowl: 15 to 200 psig (1.0 to 13.8 bar).
For manual drain model:
With polycarbonate plastic bowl: 0 to 150 psig (0 to 10.3 bar).
With metal bowl: 0 to 200 psig (0 to 13.8 bar).
Seals: Nitrile.
Threads: NPT standard, BSPP. For BSPP threads, add a “C”
prefix to the model number, e.g., C5021B1010.
Fluid Media: Compressed air.
IMPORTANT NOTE: Please read carefully and thoroughly all of the CAUTIONS on the inside back cover.
www.rosscontrols.com 7
Ports: 1/4, 3/8, 1/2
A
FLOW CHART
Flow to 75 scfm
MID-SIZE Filters
FEATURES:
• Modular or inline mounting
• High-strength polycarbonate plastic lter bowl with zinc shatterguard;
For optional internal float drain (on metal bowl only), consult ROSS.
Filter Element: 5-micron rated polyethylene.
Fluid Media: Compressed air.
Inlet Pressure:
For automatic drain model:
With polycarbonate plastic bowl: 15 to 150 psig (1.0 to 10.3 bar).
With metal bowl: 15 to 200 psig (1.0 to 13.8 bar).
For manual drain model:
With polycarbonate plastic bowl: 0 to 150 psig (0 to 10.3 bar).
With metal bowl: 0 to 200 psig (0 to 13.8 bar).
Seals: Nitrile.
Threads: NPT standard, BSPP. For BSPP threads, add a “C”
prefix to the model number, e.g., C5021B2007.
IMPORTANT NOTE: Please read carefully and thoroughly all of the CAUTIONS on the inside back cover.
For automatic drain model:
With polycarbonate plastic bowl: 15 to 150 psig (1.0 to 10.3 bar).
With metal bowl: 15 to 200 psig (1.0 to 13.8 bar).
For manual drain model:
With polycarbonate plastic bowl: 0 to 150 psig (0 to 10.3 bar).
With metal bowl: 0 to 200 psig (0 to 13.8 bar).
Seals: Nitrile.
Threads: NPT standard, BSPP. F or BSPP threads, add a “C” prefix
to the model number, e.g., C5021B2008.
Large Dual Face Gauge
with Reed Switch
R-106-35E (Normally Open)
R-106-35EC (Normally Closed)
IMPORTANT NOTE: Please read carefully and thoroughly all of the CAUTIONS on the inside back cover.
www.rosscontrols.com 9
FLOW CHARTS
MD4
TM
Filters
Ports: 3/8, 1/2, 3/4
Flow to 205 scfm
FEATURES:
• Modular or inline mounting
• Polycarbonate plastic bowl with steel
shatterguard; optional metal bowl with sight glass
A
C
• Optional differential pressure gauge
• Gold cap color; optional gray, yellow, red, or blue
Element Rating/Type Kit Number5-µm - Standard R-A115-106PE5
40-µm - Optional R-A115-106PE3
MD4 50P B A B 5 2 L
BOWL SIZE
50P - 9 oz Polycarbonate Bowl
50M - 9 oz Metal Bowl
BOWL DRAIN
A - Auto Drain
M - Manual Drain
E - Electronic Drain - available in metal bowl version only
H - Automatic External Drain - available in metal bowl version only
L - Less Drain Fitting - 1/4 NPT female instead
F - Internal float drain
ELEMENT TYPE
A - 40 µm - Optional
B - 5 µm - Standard
HOW T O ORDER
PIPE SIZE
3 - 3/8 NPTF
4 - 1/2 NPTF
5 - 3/4 NPTF
C - 3/8 BSPP
D - 1/2 BSPP
E - 3/4 BSPP
F - 3/4-16 SAE
G - 7/8-14 SAE
bar
0.35
0.28
0.21
0.14
0.07
bar
0.35
0.28
0.21
0.14
0.07
0
bar
0.35
0.28
0.21
0.14
0.07
0
0
FLOW
COLOR
G - Gray
Y - Yellow
R - Red
B - Blue
2 - Gold - Standard
psi
5
4
3
2
1
PRESSURE DROP
00
psi
5
4
3
2
1
PRESSURE DROP
0
psi
5
4
3
2
1
PRESSURE DROP
0
0
0
40 60 80 100 120 140 160 180 200 220
20
scfm
l/s
l/s
0 10
0
STANDARD 5-µm ELEMENT
Inlet Pressure psig (bar)
20 30 40 50 60 70 80 90 100
DIFFERENTIAL
PRESSURE GAUGE
A - No Gauge
L - Large Gauge
S - Small Gauge
E - Large Gauge with Normally
Open Reed Switch
C - Large Gauge with Normally
Closed Reed Switch
150(10.3)92(6.3)36(2.5)
3/8 Ports
1/2 Ports
3/4 Ports
DIFFERENTIAL PRESSURE GAUGES
Small
Slide Gauge
R-K103-151
STANDARD SPECIFICATIONS (for products on this page):
Ambient/Media Temperature:
Polycarbonate plastic bowl: 40° to 125°F (4° to 52°C).
Metal bowl: 40° to 175°F (4° to 79°C).
shatterguard; optional aluminum bowl with clear nylon sight glass.
Bowl Drain: Internal automatic drain, by removing the adjustment
knob, a 3/16” (5mm) flexible tube can be connected to the drain;
optional manual drain, external automatic drain, or electronic drain.
For optional internal float drain (on polycarbonate plastic bowl only),
consult ROSS.
For automatic drain model:
With polycarbonate plastic bowl: 15 to 150 psig (1.0 to 10.3 bar).
With metal bowl: 15 to 200 psig (1.0 to 13.8 bar).
For manual drain model:
With polycarbonate plastic bowl: 0 to 150 psig (0 to 10.3 bar).
With metal bowl: 0 to 200 psig (0 to 13.8 bar).
Seals: Nitrile
Threads: NPT standard, BSPP, SAE.
IMPORTANT NOTE: Please read carefully and thoroughly all of the CAUTIONS on the inside back cover.
For automatic drain model:
With polycarbonate plastic bowl: 15 to 150 psig (1.0 to 10.3 bar).
With metal bowl: 15 to 200 psig (1.0 to 13.8 bar).
For manual drain model:
With polycarbonate plastic bowl: 0 to 150 psig (0 to 10.3 bar).
With metal bowl: 0 to 200 psig (0 to 13.8 bar).
Seals: Nitrile.
Threads: NPT standard, BSPP. F or BSPP threads, add a “C” prefix
to the model number, e.g., C5021B5008.
Large Dual Face Gauge
with Reed Switch
R-106-35E (Normally Open)
R-106-35EC (Normally Closed)
IMPORTANT NOTE: Please read carefully and thoroughly all of the CAUTIONS on the inside back cover.
www.rosscontrols.com 11
Ports: 1¼ & 1½
FLOW CHARTS
Flow to 660 scfm
A
C
HIGH-CAPACITY Filters
FEATURES:
• Inline mounting
• Aluminum bowl with clear nylon sight glass
• Optional differential pressure gauge
• Internal automatic drain; optional manual drain or external drain
bar
bar
0.35
0.35
0.28
0.28
0.21
0.21
0.14
0.14
0.07
0.07
0
0
FLOW
FLOW
bar
bar
0.35
0.35
0.28
0.28
0.21
0.21
0.14
0.14
0.07
0.07
0
0
FLOW
FLOW
psi
psi
PRESSURE DROP
PRESSURE DROP
scfm
scfm
l/s
l/s
psi
psi
PRESSURE DROP
PRESSURE DROP
scfm
scfm
l/s
l/s
STANDARD 40-µm ELEMENT
Inlet Pressure 100psig (6.9 bar)