supply of supply, installation and commissioning of the biometric device based computerized attendance recording system (bdcars) consisting of biometric device, cctv cameras, server, ups and connected accessoriessupply, installation and commissioning of the biometric device based computerized attendance recording system (bdcars) consisting of biometric device, cctv cameras, server, ups and connected accessories,supply, installation and commissioning of the biometric device based computerized attenda nce recording system (bdcars) consisting of biometric device, cctv cameras, server, ups and connecte d accessories installed at different shed floors and office locations of diesel loco shed, ponmalai, senthane erpuram, southern railway, trichy - 620004, including web based centralized data management, attendan ce etc. as per the schedule of work. (enclosed). [ warranty period: 12 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ] => limited