The CMS Pixel PLC Code 1The CMS Pixel PLC CodeChristian VeelkenUC Davis last updated 03/05/08The CMS Pixel PLC Code 2MissionThe purpose of the Pixel PLC Code is to ensure a safeOperation of the C! "or#ard and $arrel Pixel Dete%torsin all Cir%u&stan%es'To (e a (it &ore spe%ifi%) the t#o &ain Tasks of the Code are*+ %ontinuousl, &onitor the Te&perature and -u&idit, values &easured (, Pt.000 /TD and -0 !ensors &ounted #ithin the Volu&e of the Pixel Dete%tor rea%t to Conditions that represent a Dan1er for the !afet, of the Pixel Dete%tor (, s#it%hin12off 345nterlo%kin167 the C89: Po#er !uppliesThe CMS Pixel PLC Code 3-eart of the C! Tra%kin1 !,ste&+ 3 Barrel Layers (BPix)r; and .. %&?=> "ull2odules and @? -alf2odules..5>8 /OCs)