NPS 4 / DN 100 Type EZHSO (Spring-to-Open)
Pilot-Operated Regulator
M1177
April 2011
Type EZHSO
TYPE EZHSO
TYPE
PRX/120
TYPE
SA/2
V
A
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
M
S
L
B
R
INLET PRESSURE
CHECK VALVE
OUTLET PRESSURE
ATMOSPHERIC PRESSURE
PILOT SUPPLY PRESSURE
LOADING PRESSURE
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