Emerson EZR Series Pressure Reducing Regulator Manual de Instruções descarregar pdf (Página 3)

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Type EZR

Material

Regulator

Body Steel

Bonnet Steel

Slotted disc Stainless steel

Diaphragm, O-rings Nitrile

Slam shut

Connecting part Steel

Seat Stainless steel

Valve plug Stainless steel

Pilot

Body Steel

Manometric box Stainless steel or Aluminium

Filter Steel

Connections

Inlet / Outlet: ISO PN 100 B (ANSI 600 RF)

ISO PN 50 B (ANSI 300 RF)

ISO PN 20 B (ANSI 150 RF)

Other possibilities exist (contact factory)

ISO PN 16 B, 25 B, 40 B

Pilot Impulse line (IP): 1/4’’ NPT tapped

Pilot Monitor impulse line (IM): 1/4’’ NPT tapped

Intermediate impulse line (PI): 1/4’’ NPT tapped

Slam shut impulse line: 1/4’’ NPT tapped

Mechanism box vent: 1/4’’ NPT tapped

Impulse diameter: Pipe interior Ø 8/10 mm minimum

Table 2. Flow Coefcients and Valve Plug Travel

B05a

B05b

Table 3. Pilot Pressure Ranges

TYPE

OUTLET PRESSURE

RANGE bar

PILOT CONTROL SPRING INFORMATION

Spring Color Part Number

PRX/120

PRX/125

1.0 to 1.8

1.8 to 3.0

3.0 to 5.5

5.5 to 8.5

Yellow

Green

Blue

Black

M0255240X12

M0255230X12

M0255180X12

M0255220X12

8.5 to 14.5

14.5 to 23.0

23.0 to 30.0

30.0 to 40.0

Silver

Gold

Aluminium

Red

M0255210X12

M0255200X12

M0255860X12

M0255190X12

PRX/120-AP

PRX/125-AP

30.0 to 80.0 Clear M0273790X12

COEFFICIENTS CAPACITY DN 25 DN 50 DN 80 DN 100 DN 150

100% 480 1800 3400 5550 11200

60% 290 1020 1970 3300 7150

30% 140 560 970 1690 3570

100% 33 36 37 38 36

60% 29 28 29 27 30

30% 30 29 26 26 26

Valve plug travel (mm) 35 35 50 50 50

1 2 3 4 5 6 7 8 ... 17 18

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Emerson EZR Series Pressure Reducing Regulator Manual de Instruções Página 3

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