Emerson EZH and EZHSO Series Pressure Reducing Regulators Manuál s instrukcemi stáhnout pdf (Strana 4)

EZH and EZHSO Series

4

EZH SERIES

Figure 3. EZH Series (Spring-to-Close Version) Operational Schematics

INLET PRESSURE

LOADING PRESSURE

PILOT SUPPLY PRESSURE

OUTLET PRESSURE

ATMOSPHERIC PRESSURE

TYPE PRX:

S - BLEED PORT

B - SUPPLY PORT

L - LOADING PORT

A - SENSING PORT

TYPE SA/2:

V - SENSING PORT

R - PILOT SUPPLY PORT

M - INLET PORT

E0873

PILOT UPPER

DIAPHRAGM

PILOT DISK

PILOT CONTROL

SPRING

TYPE

PRX

A

B

S

L

PILOT LOWER

DIAPHRAGM

REGULATOR

ACTUATOR

DIAPHRAGM

MAIN VALVE

DISK (PLUG)

V

R

M

FILTER

PILOT BLEED

RESTRICTION

CHECK VALVE

1 2 3 4 5 6 7 8 9 ... 39 40

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