| 摘要 |
A system for providing technical support for remote automation or remote control devices, the system including: a device identifier ( 35 ), for determining components of pre-determined automation or control devices, such as for example programmable logic controllers, indicated in a device database ( 33 ), by periodically querying the devices for component hardware, software, and firmware, and for providing thereby the device database ( 33 ) with component identifications for the predetermined devices; and a device configuration manager ( 36 ), responsive to the component identifications and further responsive to available device components in a database ( 34 ) of available device components, for comparing the installed and available device components and for providing an offer to upgrade installed device components; and also typically including a system diagnostics manager ( 32 ), responsive to the component identifications, and further responsive to diagnostics information in a diagnostics database ( 31 ), for providing device status queries, and for updating the diagnostics database ( 31 ).
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