Fb234 Ua_Disconnect; Function And Call Interface - Ua_Disconnect - Siemens SIMATIC S7-400 Operating Instructions Manual

Programming the OPC UA client blocks

5.7 FB234 UA_Disconnect

Parameter Declaration
Error OUT
ErrorID OUT
NodeErrorIDs OUT
5.7 FB234 UA_Disconnect
5.7.1

Function and call interface - UA_Disconnect

Function of the block
With the block you terminate an existing connection between the CP as OPC UA client and a
UA server. This ends the existing session.
Call interface
Figure 5-6
94
S7 data type Range of values
BOOL 0, 1
DWORD See "Meaning"
ARRAY of See "Meaning"
DWORD
Call interface in FBD representation
Meaning / remarks
Error code
0: No error
•
1: An error has occurred. See "" parameter
•
"ErrorID".
Output of the error number when "Error" = 1.
For the significance of the numbers, refer to the
section Error numbers (Page 107).
Contains error codes for all elements of the
data area of "NodeHdls".
Operating Instructions, 01/2017, C79000-G8976-C427-02
CP 443-1 OPC UA