ABB AC500-S Safety User Manual page 297

Safety programmable logic controllers system

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Configuration and programming

AC500-S Libraries > SafetyBlocks_PLCopen_AC500_v22.lib

Fig. 108: Timing diagram for SF_ESPE: S_StartReset = FALSE, S_AutoReset = TRUE, Start, normal opera-

tion, safety demand, restart

The function block detects a static TRUE signal at Reset input.

Error Behavior

S_ESPE_Out is set to FALSE. In case of a static TRUE signal at the Reset input, the DiagCode output indi-

cates the relevant error code and the Error output is set to TRUE.

To leave the error states, the Reset must be set to FALSE.

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