Device Access Interface

  • General
  • Error Codes
  • State codes

Network info

System state

Run state

Error state

System state info

System information

List of variables

Module information

List of module variables

Read value

Write value

Write network info

Generic function call

Error codes

Value Description
0 No error
-1 At the "Device Access" interface no connection can be established
-2 Failed to run method
-3 The list of modules is not available
-4 The module is not available
-5 The list of variables is not available
-6 Too many variables available. The number of provided buffers can be changed in the parameter dialog
-7 Too many modules available. The number of provided buffers can be changed in the parameter dialog
-8 The device information is not available
-9 The information to the device variables are not available.
-10 The error states are not available
-11 The run state is not available
-12 Too many states available. The number of provided buffers can be changed in the parameter dialog
-13 The „Health“ – Information are not available

State codes

Value Description
0 No activity
1 Call is active
2 Call was activated
3 Interface is busy (BUSY)
4 Call was terminated (READY)