according to the web page, The Sight M1911, the 'Condition' rating, as established by Jeff Cooper is:
Condition 0- round chambered, hammer cocked, safety off
Condition 1- round chambered, hammer cocked, safety on ie: "cocked and locked"
Condition 2- round chambered, hammer down
Condition 3- empty chamber, hammer down, full magazine in pistol
Condition 4- chamber empty, hammer down, mag well empty