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R122H, R222H, R222, R232A and R232E Series
LP-Gas Regulators
3
Table 1. Relief Valve Specications
TYPE
TYPICAL SETPOINT
NOMINAL RELIEF VALVE
START-TO-DISCHARGE
MAXIMUM OUTLET PRESSURE WITH DISC REMOVED
Inlet Pressure Maximum Outlet Pressure
psi bar psi bar psig bar psig bar
R122H 10 0.69 16 1.10 250 17.2 Not Applicable
R222H
5 0.35 9 0.62
250 17.2 Not Applicable
10 0.69 16 1.10
R222 11 in. w.c. 27 mbar 1 0.07 30 2.07 2.0 0.14
R232A
(1)
11 in. w.c. 27 mbar 1 0.07
250 17.2
2.0 0.14
R232E
(1)
2 0.14 3.5 0.24 5.0 0.35
1. For integral two-stage regulators, the second stage disc is removed.
REGULATOR
APPLICATION
TYPE
NUMBER
CAPACITY
BTU/HR
PROPANE
(1)
INLET
CONNECTION
OUTLET
CONNECTION
OUTLET
PRESSURE
SETTING
3/8 IN. FNPT SCREENED VENT
STANDARD LOCATION
First Stage R122H-AAJ 1,100,000 1/4 in. FNPT 1/2 in. FNPT 10 psig / 0.69 bar Over Outlet
(2)
First Stage
R222H-BGK 1,700,000 1/2 in. FNPT 1/2 in. FNPT
5 psig / 0.35 bar
Over Outlet
R222H-DGK 2,000,000 3/4 in. FNPT 3/4 in. FNPT
R222H-HGK 1,700,000 FPOL 1/2 in. FNPT
R222H-JGK 1,875,000 FPOL 3/4 in. FNPT
R222H-BGJ 1,800,000 1/2 in. FNPT 1/2 in. FNPT
10 psig / 0.69 bar
R222H-DGJ 2,000,000 3/4 in. FNPT 3/4 in. FNPT
R222H-HGJ 1,800,000 FPOL 1/2 in. FNPT
R222H-JGJ 1,875,000 FPOL 3/4 in. FNPT
Second Stage
R222-BAF
650,000 1/2 in. FNPT 1/2 in. FNPT
11 in. w.c. /
27 mbar
Over Inlet
R222-BAFXA Over Outlet
Integral
Two-Stage
R232A-BBF
550,000
1/4 in. FNPT
1/2 in. FNPT
First Stage
(3)
: Down
Second Stage: Over Outlet
R232A-HBF FPOL
R232A-BBFXA
550,000
1/4 in. FNPT
1/2 in. FNPT
First Stage: Opposite Gauge Taps
Second Stage: Opposite Gauge Taps
R232A-HBFXA FPOL
Integral Two psig
Service
R232E-BBH
500,000
1/4 in. FNPT
1/2 in. FNPT 2 psig / 0.14 bar
First Stage
(3)
: Down
Second Stage: Over Outlet
R232E-HBH FPOL
1. Capacities Based on:
Second Stage: 10 psig / 0.69 bar with 2 in. w.c. / 5 mbar droop.
Integral Two Stage: 30 psig / 2.07 bar and 2 in. w.c. / 5 mbar droop.
Integral Two psig Service Regulator: 30 psig / 2.07 bar inlet pressure and 20% droop.
First Stage: 30 psig / 2.07 bar inlet pressure and 20% droop.
2. Also available with vent opposite gauge taps.
3. Integral First Stage Vent size: 7/16-24 UN thread for 1/4 in. OD copper tube inverted are tting.
Table 2. Capacity, Connection Sizes and Vent Orientation
Figure 2. Regulator with Vent Pointed Down
3
VENT POINTED DOWN
3
VENT POINTED DOWN
3 FT. /
0.9 m
VENT POINTED DOWN
T14446-A2
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