![Why is the Online status of the timer not updated in STEP 7 (TIA Portal)? - ID: 48013678 - Industry Support Siemens Why is the Online status of the timer not updated in STEP 7 (TIA Portal)? - ID: 48013678 - Industry Support Siemens](https://support.industry.siemens.com/cs/images/48013678/48013678_S7-1200_timer_status_1.png)
Why is the Online status of the timer not updated in STEP 7 (TIA Portal)? - ID: 48013678 - Industry Support Siemens
![Fig. A.1. The symbol and the timing diagram of the on delay timer (TON)... | Download Scientific Diagram Fig. A.1. The symbol and the timing diagram of the on delay timer (TON)... | Download Scientific Diagram](https://www.researchgate.net/publication/262921893/figure/fig7/AS:529516489854976@1503257977017/Fig-A1-The-symbol-and-the-timing-diagram-of-the-on-delay-timer-TON-defined-by-the.png)
Fig. A.1. The symbol and the timing diagram of the on delay timer (TON)... | Download Scientific Diagram
STEP7 Professional V13; FB Declaration Static: Data type TON is not allowed here - Siemens - Forums.MrPLC.com
![How to use a TON Timer and count up every second - IEC Timers in TIA Portal S7-1200/S7-1500. - YouTube How to use a TON Timer and count up every second - IEC Timers in TIA Portal S7-1200/S7-1500. - YouTube](https://i.ytimg.com/vi/Puj5XhdC_IA/mqdefault.jpg)