1. How to set signal requirements Signals are data from an output slot Signals can be String/Text Number (integer and real) Arrays Time series Etc. 2. Set requirements Two ways to set requirements on signals Set the requirement on the connection Advantage Quick Use a signal selection output operator Advantage: you may copy the operator and reuse it You can use variables to set the requirements You can have many requirements and sort the signals in different outputs 3. Set the requirement on the connection Edit the signal requirement directly Or use <Edit Value> 4. Use a signal selection output operator Example: Set requirements to sort signals Variables Static results Dynamic results Choose path as attribute Set a requirement to the signal. This may be a combination of strings and * Note that use only * as requirements will give all signals Tip Replace the Task name and the condition with *. In this way, the signal selection tool will work even if you rename the condition or use another task. 5. Set signal requirement using Script Create input variable for local scripting 6. Create a workflow that selects a signal 7. Create a workflow set selecting signals in a loop 8. Use logical operators on the connection See the: How to use logical operators on the connection 9. Example files Get_started_with_signal_selection.stask