Patent ID: 11880194
Assignee: OMRON CORPORATION
Field: Control (Instruments)
Classification: CPC G  Y | IPC G

Claim 10:
11. A logging method executed by a control device of factory automation (FA), the control device including:
a storage medium interface to which an external storage medium is detachably attached;
a first connector to connect a first network to which a control target belongs;
a second connector to connect a second network to which an external instrument belongs; and
hardware circuit and/or at least one processor configured to implement:
a control arithmetic unit to execute control arithmetic processing using data related to the control target; and
a communication unit to exchange the data with the external instrument by secure communication through the second network,

wherein the logging method comprises:
logging information related to the secure communication performed by the communication unit; and
logging information related to control of a logging operation of the information related to the secure communication, and

wherein logging the information related to the secure communication includes storing the information related to the secure communication in the external storage medium attached to the storage medium interface.