Emissions control systems for today’s air quality standards

CleanAIR Systems Acronyms

Common Terms Used by CleanAIR Systems

ACFM	Actual Cubic Feet per Minute (references exhaust flow rate)
AFRC	Air Fuel Ratio Controller
CAS	CleanAIR Systems
CL	Closed-Loop
dBA	Decibel Adjusted (refers to sound attenuation level of silencer units)
DC	Dosing Cabinet (for E-POD)
DOC	Diesel Oxidation Catalyst
DPF	Diesel Particulater Filter
EPOD	Emissions Permitting Operational Device
ESA	Engine Sensor Assembly (for E-POD)
OC	Oxidation Catalyst (also known as a two-way Catalyst)
OD	Outside Diameter
OL	Open-Loop (for E-POD)
SCR	Selective Catalytic Reduction
TWC	Three-Way Catalyst