Patent ID: 8516169
Filing Date: 2013-08-20
Classification: G05B,H04L,Y02P

Abstract:
1. A method for transmitting telegrams between a control device and a peripheral element, comprising: providing an automation system controlling a technical process and comprising peripheral elements including drives and input/output elements, receiving the telegrams by an intermediate device in a context of a switching functionality, wherein the intermediate device controls a movement of a numerically controlled machine and comprises a microprocessor, a program memory and a buffer; temporarily storing the telegrams in the buffer of the intermediate device; forwarding the telegrams at latest after a maximum buffer time without amendment between the control device and the peripheral element in the context of the switching functionality by the intermediate device; checking the telegrams for freedom from errors by the control device and the peripheral element; and locking out a write access to the buffer by the intermediate device so that the telegrams remain in original forms without amendments.