Incremental Encoder Functionality; Oem Applications - Siemens SINUMERIK 840D sl Function Manual

Interaction with other functions

12.7 OEM applications

12.6

Incremental encoder functionality

The function "Save actual value with incremental encoder" is enabled in MD
$MA_ENC_REFP_STATE for the parameterizable incremental encoder, and a monitoring
function with absolute reference (SE/SN) is enabled in MD $MA_SAFE_FUNCTION_ENABLE.
This combination of functions is not permitted.
12.7 OEM applications
Information for HMI-OEM users
If SINUMERIK Safety Integrated) (SI) and OEM applications (for HMI) are used at the same
time, the following points must be observed.
HMI OEM users
1. The PLC interface signals (DB31, ...) with safety-related drive inputs and outputs may not
2. Write machine data using variable service
3. Changing alarm priorities
4. Changing alarm texts
5. "Carry out acceptance test" message box
6. User agreement
Information for NCK-OEM users
SINUMERIK Safety Integrated can also be used for NCK-OEM applications.
Note
System memory change
System memory changes caused by the OEM application result in Alarm 27003 "Checksum
error occurred".
756
WARNING
be written into using the variable service (utility) of the NCDDE/CAP server.
An acceptance test must be carried if the SI machine data were changed using the variable
service of the NCDDE/CAP server.
The alarm priorities selected for SI must be retained.
The alarm texts of SI alarms can be modified: This must be clearly documented for the
user.
It is not permissible that the "Carry out acceptance test" message box is modified!
Functions relating to the user agreement (e.g. call, protective mechanism) may not be
altered.
Function Manual, 12/2017, 6FC5397-4BP40-6BA1
Safety Integrated