# Conditional activation (P-CHAN-00380)

P-CHAN-00380 | Conditional activation (filtering error messages in the channel)
Description | This filter rule is activated when the corresponding bit is set via the user interface or the PLC (HLI::Control Unit- Activating error filter rules - Channel).
Parameter | error_filter[i].conditional_activation where i = 0 ... 3 (maximum Number of filters, application-specific)
Data type | UNS32
Data range | 32-bit
Dimension | ----
Default value | 0
Remarks | Parameterisation example: error_filter[0].conditional_activation 0x2 An activation bit = 0 means that the action is always executed.