BECKHOFF EL6900-FB - Manual (Page 73)

Function blocks
Function blocks for TwinSAFE logic terminals 71
3.12.2 Signal description
Table 3-56: FB TON inputs
Name Permitted type Description
TonIn1 TwinSAFE-In
FB-Out
1 st input channel. The parameterization determines, whether the input is
linked to a normally closed contact (safe state will be requested by
logical 0) or normally open contact (safe state will be requested by
logical 1).
Table 3-57: FB TON outputs
Name Permitted type Description
TonOut TwinSAFE-Out
FB-In
Standard-Out
1 st output channel, the safe state corresponds to a logical 0.
Table 3-58: FB TON input and output types
Type Description
TwinSAFE-In TwinSAFE input at an EL1904/KL1904
Standard-In Standard PLC variable (output in the PLC %Q*)
FB-Out TwinSAFE FB output
TwinSAFE-Out TwinSAFE output at an EL2904/KL2904
Standard-Out Standard PLC variable (input in the PLC %I*)
FB-In TwinSAFE FB input
3.12.2.1 Diagnostic and status information for FB TON
Table 3-59: Diagnostic information (16-bit value)
Index Description
0-15 always 0
Table 3-60: Status information (8-bit value)
Index Description
0 undefined
1 RUN
2 STOP
3 SAFE
9 DELAY_IN