Siemens SIMATIC S7-400 Operating Instructions Manual page 97

Parameter Declaration
Timeout IN
Variables IN_OUT
Done OUT
Busy OUT
Error OUT
ErrorID OUT
NodeErrorIDs OUT
TimeStamps OUT
CP 443-1 OPC UA
Operating Instructions, 01/2017, C79000-G8976-C427-02
S7 data type Range of values
TIME 5000 .. 120000
ARRAY See "Meaning"
[1..1] of UDT
BOOL 0, 1
BOOL 0, 1
BOOL 0, 1
DWORD See "Meaning"
ARRAY of See "Meaning"
DWORD
ARRAY See "Meaning"
[1..1] of UDT
Programming the OPC UA client blocks
5.8 FB235 UA_ReadList
Meaning
Maximum time for establishing the connection
in milliseconds. If the value is exceeded, pro-
cessing of the block is aborted with error num-
ber B0007001.
If a value is entered outside the permitted
range, the default value of 60000 (60 seconds)
is used.
Reference to the data to be read. For infor-
mation on the structure of the UDT, see
UDT757 UAAnyPointer (Page 99).
For the supported data types of the process
data, refer to the section Data types (Page 40).
Status parameter for block processing
0: Block execution aborted, not yet complet-
•
ed or not yet started
1: Block processing completed without er-
•
rors
Status parameter for block processing
0: Block not being processed
•
1: Block currently executing
•
Error code
0: No error
•
1: An error has occurred. See "ErrorID"
•
parameter.
Output of the error number when "Error" = 1.
For the significance of the numbers, refer to the
section Error numbers (Page 107).
Contains error numbers for all elements of the
data area of "Variables".
For the significance of the numbers, refer to the
section Error numbers (Page 107).
Contains time stamps for all elements of the
data area of "Variables". For information on the
structure of the UDT, see UDT756
UATimeStamp (Page 101).
97