Sensus 243 - Page 7

7
243 Service Regulators Installation and Maintenance Instructions
Condensed Capacity Table in SCFH of Natural Gas (0.6 Specifi c Gravity – 14.65 psia – 60°F)
INLET
PRESSURE
psi
ORIFICE
SIZE
and
VALVE
ANGLE
OUTLET PRESSURE SETPOINT and SPRING
6" w.c.
RED-BLACK
SPRING
(1" w.c.
droop)
7" w.c.
BLUE-BLACK
SPRING
(1" w.c.
droop)
18" w.c.
GREEN
SPRING
(3" w.c.
droop)
1 psi
ORANGE
SPRING
(0.2 psi
droop)
3 psi
BLACK
SPRING
(0.6 psi
droop)
5 psi*
CADMIUM
SPRING
(1 psi droop)
10 psi*
CADMIUM
and WHITE
SPRING
(0.6 psi
droop)
1½"
243-8
2 1"-30° 3200 2700 2100 2100 — — —
10 1"-30° 7400 7000 6600 6500 7100 6000 —
25 1"-30° 12500 12500 11500 11000 12500 12000 12000
40 ¾"-10° 10500 10500 11000 11000 13000 12000 15000
80 ½"-10° 11500 11500 12000 11500 13500 11000 17000
100 ⅜"-10° 11000 11000 11000 11000 12000 11000 15000
125 ¼"-10° 8000 8000 8000 8000 8000 8000 9000
1¼"
243-8
2 ¾"-10° 2250 1700 1900 1850 — — —
10 ¾"-10° 3100 2900 2950 2700 3600 3300 —
25 ¾"-10° 4200 4200 4400 4150 5000 4400 9000
40 ¾"-10° 4200 4800 5300 5300 6300 5800 12000
80 ½"-10° 5600 5600 4850 4650 5500 4500 13000
100 ⅜"-10° 6000 6000 6000 6000 6550 6000 13000
125 ¼"-10° 6000 6000 8000 8000 8000 8000 8800
2"
243-8
5 1"-30° 5500 4000 4400 — —
10 1"-30° 9400 7000 7600 6000 —
25 1"-30° 14500 14500 15000 13000 15500
40 ¾"-30° 20000 17500 17500 12000 22000
80 ½"-10° 14000 13500 15000 11500 18500
100 ⅜"-10° 12000 11000 12000 11000 16000
125 ¼"-10° 8000 8000 8000 8000 9000
*243-8HP only.
Refer to Bulletin DS-G-REG-1306 for detailed capacity tables and curves.
IN-G-REG-1306-1212-01-A Z_edited.indd 7 3/7/2013 2:17:27 PM