NOZZLE MIX SYSTEMS
air
"A" 16 osi
5 D
3 D
Air Control Valve
4 pipe dia. (min.)
gas
Chamber Pressure Connection
Limiting Orifice Valve
10 pipe dia. (min.)
"C" 16 osi
"B"
16 osi
"D"
OPERATION OF A CROSS-CONNECTED AIR/GAS RATIO REGULATOR
The pressures used in the following discussions are for the purpose of explaining the regulator operations and may not be the same on an actual application of the equipment. The pressure at "A" goes through the impulse line to chamber "B." The regulator opens until the outlet pressure at "C" passing through balancing tube to chamber "D" equals the pressure at "B."
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