General Description - PIETRO FIORENTINI GOVERNOR 30051 Use And Maintenance Manual

4.2 -

GENERAL DESCRIPTION

The equipment is a self-operated low-pressure regulator suitable for gaseous fluids such as:
• natural gas;
• GPL;
• propane gas;
• non-corrosive gases.
The balanced plug system guarantees a constant outlet pressure value as the inlet pressure and required flow rate vary.
The main elements of the equipment are specified in Tab. 4.16.:
Pos. Description
Inlet connections
1
Outlet connection
2
Balanced shutter
3
Safety diaphragm
4
Working diaphragm
5
U ( )
pstream inlet pressUre
27
9
4
5
1
6
D (
ownstream oUtlet
Fig. 4.1. General description
LOW-PRESSURE GAS REGULATOR
Pos. Description
6 Filter cartridge (optional)
7 Lower cover
8 Upper cap
9 Adjustment ring nut
- -
8
2
3 7
)
pressUre
| DESCRIPTION AND OPERATION
Use, maintenance and warning instructions
Tab. 4.15.
| REV. A
EN