Assignments An assignment is an FBD element that takes up the incoming signal flow in a network and stores it in an operand (meaning that is write it to the variable.) A variable is always required fo
Jump/Return A jump is inserted in the Safety FBD Editor using the Insert Jump command. A Return is added using the Insert Return command. The sequential processing order of the POU is interrupted by a
Function block calls Important Before you use a library function block, you must be acquainted with the documentation for this function block. The documentation of the library block must correspond to
Data types In CODESYS Safety Extension , a distinction is made between non-safety-oriented data (the IEC standard data types) and safety-oriented data (with the prefix SAFE ). When mapping input and o
Introduction: Safety Online Like CODESYS Standard, CODESYS Safety Extension also supports an online mode. The functions of the online mode serve debugging and diagnosis in the development and verifica
Network Connection and Connection Confirmation The netwok connection takes place as in CODESYS on the Communication tab of the safety controller. The requirements for full access are a network conn
Connecting to a Confirmed Controller Network connection for the confirmed connection Set the active path to the desired device (device name) on the Communication tab of the safety controller. (see: Ta
Connect for Teleaccess On the Communication settings tab of the safety controller, set the active path to the desired device (device name); see Tab: Communication Settings (procedure is same as in COD
States of the Safety Controller Figure 49 . Operating modes of the safety controller Operating modes of the safety controller: safe and unsafe The two possible operating modes of a safety controller p
