Beckhoff TwinSAFE logic FB User Manual

Function blocks
Function blocks for TwinSAFE logic components 149
3.22.2 Signal description
Table 3-134: FB Counter inputs
Name
Permitted type
Data type
Description
Reset
TwinSAFE-In
FB-Out
Standard-In
TwinSAFE SC
BOOL
Reset input for resetting the counter to Preset
Value
CountUp
TwinSAFE-In
FB-Out
Standard-In
TwinSAFE SC
BOOL
CountUp input for incrementing the internal
counter value by 1
CountDown
TwinSAFE-In
FB-Out
Standard-In
TwinSAFE SC
BOOL
CountDown input for decrementing the internal
counter value by 1
Table 3-135: FB Counter outputs
Name
Permitted type
Data type
Description
Error
TwinSAFE-Out
FB-In
Standard-Out
BOOL
Error output (see diagnostic information)
CounterOut
TwinSAFE-Out
FB-In
Standard-Out
BOOL
Output is set when the counter limit is reached
CounterZero
TwinSAFE-Out
FB-In
Standard-Out
BOOL
Output is set when the internal counter value is
0
ActValue
TwinSAFE-Out
FB-In
Standard-Out
INT16
INT32
UINT16
UINT32
Current internal counter value
Table 3-136: Input and output types
Type
Description
TwinSAFE-In
TwinSAFE input of an EL1904/KL1904, e.g.
Standard-In
Standard PLC variable (output in the PLC %Q*)
FB-Out
TwinSAFE FB output
TwinSAFE-Out
TwinSAFE output of an EL2904/KL2904, e.g.
Standard-Out
Standard PLC variable (input in the PLC %I*)
FB-In
TwinSAFE FB input
TwinSAFE SC
Input of a TwinSAFE connection (TwinSAFE SC technology)
Table 3-137: Internal identifier of the FB
Type
Description
FB COUNTER
This description applies to BLG 1.0 (internal version number)

Beckhoff TwinSAFE logic FB Specifications

General

Brand	Beckhoff
Model	TwinSAFE logic FB
Category	Industrial Electrical
Language	English