Ross Controls REMOTE PILOT REGULATORS User Manual

Modular remote pilot regulators, Flow to 190 scfm, How to order

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41

FEATURES:

• Modular or inline mounting

• Diaphragm-type design
• Self-relieving

• Pressure gauge

0

20

scfm

FLOW

l/s 0

10

20

psi

100

OUTLET PRESSURE

1.4

2.8

4.2

5.6

bar
7.0

Inlet Pressure: 91 psig (6.3 bar)

0

scfm

FLOW

l/s 0

0

0

40

60

80

100 120 140 160 180

20

30

40

50

60

70

80

3/4 Ports

3/8 Ports

1/2 Ports

40

60

80

20

psi

100

OUTLET PRESSURE

1.4

2.8

4.2

5.6

bar
7.0

0

0

40

60

80

20

psi

100

OUTLET PRESSURE

1.4

2.8

4.2

5.6

bar
7.0

0

0

40

60

80

200

90

FLOW CHARTS

Ports: 3/8, 1/2, 3/4

Flow to 190 scfm

MD4

TM

Modular Remote Pilot Regulators

STANDARD SPECIFICATIONS (for products on this page):
Ambient/Media Temperature:
40° to 175°F (4° to 79°C).
Body and Dome: Zinc.
Fluid Media: Compressed air.
Inlet Pressure: 300 psig (20.7 bar) maximum.
Outlet Pressure: Adjustable 0 to 250 psig (0 to 17.2 bar).
Pilot Ports: 1/4 NPTF.

Pressure Gauge: 0 to 200 psig (0 to 14 bar); 1/4 NPT gauge
ports front and rear.
Seals: Nitrile.
Valve: Brass.
Valve Cap: Nylon.
Cap Color: Gold standard; optional gray, yellow, red, blue.
Threads: NPT standard, BSPP, SAE.

A

C

B

0

B A R

1 0 0 x k Pa

p s i

120

1

6

0

200

80

4

0

0

2

4

6

8

10

12

14

DIMENSIONS inches (mm) Weight

A

B C

Depth

lb (kg)

3.5 (87)

2.4 (62)

1.6 (41)

2.9 (73)

2.20 (1.0)

† Less gauge.

RELIEF OPTION
1- Relieving (standard)
2 - Non-relieving

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

HOW TO ORDER

A - No Gauge
B - 0-200 psig (0-14)
Gauge

COLOR
G - Gray
Y - Yellow
R - Red
B - Blue
2 - Gold (standard)

MD4

52K

1 B 5 G A

IMPORTANT NOTE: Please read carefully and thoroughly all of the CAUTIONS on the inside back cover.

ISO Symbol

Regulator

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