Standard function blocks
353
Operation Reads the value of a parameter (specified by the Group and Index inputs). If the
parameter is a pointer parameter, the Output pin provides the number of the source
parameter instead of its value.
Error codes are indicated by the error output (Error) as follows:
See also blocks PARRDINTR and PARRDPTR.
Inputs Parameter group input (Group): DINT
Parameter index input (Index): DINT
Outputs Output (Output): DINT
Error output (Error): DINT
PARRDINTR
(10101)
Illustration
Execution time -
Operation Reads the internal (non-scaled) value of a parameter (specified by the Group and Index
inputs). The value is provided by the Output pin.
Error codes are indicated by the error output (Error) as follows:
Inputs Parameter group (Group): DINT
Parameter index (Index): DINT
Outputs Output (Output): Boolean, INT, DINT, REAL, REAL24
Error output (Error): DINT
PARRDPTR
(10100)
Illustration
Execution time -
Error code Description
0 No error
≠ 0Error
PARRDINTR
(BOOL) 73
TLA1 1 msec (1)
Group
Index
Output
Output(73)
Error
Error(73)
Error code Description
0 No error or busy
≠ 0Error
PARRDPTR
(BOOL) 74
TLA1 1 msec (1)
Group
Index
Out put
Out put(74)
Error
Error(74)