PD IEC/TR 61491:2010

This standard PD IEC/TR 61491:2010 Electrical equipment of industrial machines. Serial data link for real-time communication between controls and drives is classified in these ICS categories:

• 33.200 Telecontrol. Telemetering
• 35.240.50 IT applications in industry

This technical report presents an overview and guidance for IEC 61158, IEC 61784-1, IEC 61784-2 and IEC 61800-7 with respect to a real-time serial interface between the control unit and its associated devices, which is utilized to transmit periodic and non periodic data.

This interface is intended to apply to industrial machines, such as machine tools, with multiple devices connected via this interface. This interface supports different operation modes.