Unloading system for a tanker

摘要: A tanker valve control system 5 for regulating the unloading of cargo from a into storage tanks 9 and preventing spillage or "cross overs" (in which, due to incorrect connection hoses, cargoes are delivered wrong tank) is disclosed. The comprises radio link via which data can be exchanged with tank controller 32 monitoring 9, thereby allowing cross over detection without any need electrical along delivery hose.