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

Flow to 170 scfm

FEATURES:

• Modular or inline mounting

• Self-relieving diaphragm design

• Repeatability ± 0.5 psi (0.034 bar)

• Easy nger adjustment, no overshoot or undershoot when adjusting

• Minimal air bleed for high accuracy

• Pressure gauge

020

scfm

FLOW

l/s

0 10

psi

100

OUTLET PRESSURE

1.4

2.8

4.2

5.6

bar

7.0

Inlet Pressure: 91 psig (6.3 bar)

scfm

FLOW

l/s

40 60 80 100 120 140 160 180

20 30 40 50 60 70 80

3/4 Ports

3/8 Ports

1/2 Ports

psi

100

OUTLET PRESSURE

1.4

2.8

4.2

5.6

bar

7.0

psi

100

OUTLET PRESSURE

1.4

2.8

4.2

5.6

bar

7.0

FLOW CHARTS

MD4

Modular Precision Regulators

BAR

100 x kPa

psi

120

160

200

HOW TO ORDER

E - 15-200 psig (1.0-13.8 bar)

F - 15-250 psig (1.0-17.2 bar)

G - 15-100 psig (1.0-6.9 bar)

GAUGE

A - No Gauge

B - 0-200 psig (0-13.8 bar)

D - No Gauge with Panel

Mount Nut

E - 0-200 psig (0-13.8 bar)

Gauge with Panel

Mount Nut

COLOR

G - Gray

Y - Yellow

R - Red

B - Blue

2 - Gold (standard)

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

MD4 52K E B 5 2 B

STANDARD SPECIFICATIONS (for products on this page):

Ambient/Media Temperature: 40° to 125°F (4° to 52°C).

Body and Dome: Zinc.

Bonnet and Knob: Acetal.

Fluid Media: Compressed air.

Inlet Pressure: 250 psig (17 bar) maximum.

Outlet Pressure: Adjustable 15 to 125 psig (1.0 to 8.6 bar).

Pressure Gauge: 0 to 200 psig (0 to 14 bar); 1/4 NPT gauge ports

front and rear.

Panel Mounting: 2-1/16 (52 mm) hole required.

Seals: Nitrile.

Valve: Brass.

Cap Color: Gold standard; gray, yellow, red, and blue optional.

Precision Regulators: Provide improved torque control for

pneumatic tools; diaphragm type. Pressure settings held within

3 psig (0.2 bar).

Threads: NPT standard, BSPP, SAE.

Self-Relieving

ISO Symbol

Regulator

DIMENSIONS inches (mm)

Weight †

A B C Depth † lb (kg)

3.5 (87) 4.8 (122) 1.6 (41) 2.9 (73) 2.3 (1.0)

† Less gauge.

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

1 2

Sommario

Pagina 1 - Modular Precision Regulators

www.rosscontrols.com 39Ports: 3/8, 1/2, 3/4 Flow to 170 scfmFEATURES:• Modular or inline mounting• Self-relieving diaphragm design• Repe

Pagina 2 - HIGH-CAPACITY Regulators

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