BECKHOFF KL6904 - Manual (Page 31)

Operation
KL6904 29
TwinSAFE group outputs
Name Permitted type Description
FB ERR TwinSAFE-Out
FB-In
Standard-Out
TRUE: At least one assigned function block has an error
FALSE: All assigned function blocks have no errors
COM ERR TwinSAFE-Out
FB-In
Standard-Out
TRUE: At least one TwinSAFE connection of TwinSAFE group
has an error
FALSE: All TwinSAFE connections of the TwinSAFE group have
no errors
OUT ERR TwinSAFE-Out
FB-In
Standard-Out
TRUE: At least one locally assigned output of the TwinSAFE
group has an error
FALSE: All of the locally assigned outputs of the TwinSAFE group
have no errors