ABB AC500-S Safety User Manual page 294

Configuration and programming
AC500-S Libraries > SafetyBlocks_PLCopen_AC500_v22.lib
If S_StartReset = FALSE, a rising trigger at the Reset input must be used to acknowledge the enable.
The S_StartReset and S_AutoReset inputs shall only be activated if it is ensured, that no hazardous situation
can occur when the PES is started.
The ESPE must be selected in respect of the product standards EN IEC 61496-1, -2 and -3 and the required
categories according EN 954-1.
294 AC500-S 30.03.2017