SET & RESET Command for Latching or Unlatching in Siemens TIA Portal V16 with PLC Sim
SET & RESET Command for Latching or Unlatching in Siemens TIA Portal V16 with PLC Sim Behaviour of Set and Reset Here’s how outputs behave under different input conditions: Both Set and Reset inputs are OFF → Output holds its last state (ON or OFF). Set is ON, Reset is OFF → Output is turned ON. Set is OFF, Reset is ON → Output is turned OFF. Both Set and Reset are ON → Output is OFF (Reset has higher priority than Set). This priority behavior ensures that if both instructions are triggered at the same time, the output is forced to a safe OFF condition. Using PLC SIM to provide user inputs Setting Up PLC SIM PLC SIM SIM Table Imagine you want to control two indicator lights (Q0.0 and Q0.1) using two push buttons: Button A (I0.0) → Latches both outputs ON. Button B (I0.1) → Unlatches (resets) both outputs OFF. ...