
CP400 Series
9
Figure 5. CP400 Series Regulator Installed the Vent Pointed Downward and with Type 289H Relief Valve for High Capacity Relief
PROTECT VENT PIPE
WITH RAIN CAP
TYPE 289H
RELIEF VALVE
CP400 SERIES
REGULATOR
TYPE 67CP/CPR
VENT POINTED DOWN
Figure 6. Typical CP403 Downstream Control Line Connection (Pressure Loading Regulator Not Shown)
UPSTREAM BLOCK VALVE
INTEGRAL MONITOR
DOWNSTREAM BLOCK VALVE
20 INCHES / 0.5 m
M1062
PRIMARY REGULATOR
INLET PRESSURE
OUTLET PRESSURE
ATMOSPHERIC PRESSURE
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