Sensus 243-12-4 Manual 

2, 243 Service Regulators These large capacity service regulators are designed and built for commercial, industrial and gas distribution work. They are right at home in such places as factories and foundries, district regulator stations, commercial laundries and laundromats, motels-hotels an…

10, Model 243 Capacity Tables 10 1 1 ⁄2” Models 243-12-1 and 243-12-2 in SCFH of Natural Gas (0.6 Specific Gravity - 14.65 psia - 60ºF) Outlet Pressure and Spring Set Point 6” w.c. 1” w.c. Droop Red Spring 3 1 ⁄2” to 6 1 ⁄2” w.c. 143-16-021-03 Set Point 7” w.c. 1” w.c. Droop B…

3, 3 Maximum Inlet Pressure, psig Fixed Factor billing 1 1 ⁄4” 30 o 15 15 15 - - - - - - 1 1 ⁄4”, 243-12 1 1 ⁄2”, 243-12 2”, 243-12 1 1 ⁄4”, 243-8 1 1 ⁄2”, 243-8 2”, 243-8 1 1 ⁄4”, 243-8HP 1 1 ⁄2”, 243-8HP 2”, 243-8HP *1 1 ⁄4” 10 o 25 25 25 - - - - - …

13, Model 243 Capacity Tables 13 1 1 ⁄4”, 1 1 ⁄2” and 2” Model 243-12-1 with External Control Line in SCFH of Natural Gas (0.6 Specific Gravity - 14.65 psia - 60ºF) (cont’d.) Outlet Pressure and Spring Set Point 18” w.c. 3” w.c. Droop Orange Spring 12” to 28” w.c. 1…

7, Sensus 243-12-4 7 Monitoring and External Control Line This 243 is used for the first regulator (upstream regulator) in a monitor set or for other applications requiring an external down- stream control line. A throat block with an o-ring stem seal isolates the lower d iaphragm chamber which has a 1 ⁄2” …