Tender For corrigendum : supply of dynamic positioning system for grse acoustic research ship project - dp workstation - operator station , dual redundant controll unit , mode selector switch , ups with batteries , wind sensor with display and all accessories , mru sensor with all accessories , vessel heading reference system , independent joystick controller unit , portable joystick of 3- axis joystick , portable docking station_portble joystic , local acknowledgement and silencing device , installation materials and accesssories , special cables as per oem standards , software with license , special tools for commissioning , system cables-cable assemblies-connector , thruster-propeler-rudder interface unit , additional i-o controller cabinet , obs for dp2 system , documentation soft copy , service engineer , training , printer for hard copy printer , net printer , position ref system , high precision acoustic position , survey box. , draught sensors. , documentation hard copy