Pi Service: Login; Pi Service: Logout; Pi Service: Ncres; Pi Service: Select - Siemens SINUMERIK 840D sl Function Manual

13.17.4.9

PI service: LOGIN

Function: Create password
Transfers the parameterized password to the NC. The passwords generally consist of eight
characters. If required, blanks must be added to the string of the password.
Example
Password: STRING[8] := 'SUNRISE';
Description of formal parameters
Signal
PIService:
Unit:
Addr1:
13.17.4.10

PI service: LOGOUT

Function: Reset password
The password last transferred to the NC is reset.
Description of formal parameters
Signal
PIService:
Unit:
13.17.4.11

PI service: NCRES

Function: Trigger NC-RESET
Triggers an NC-RESET. Parameters "Unit" and "WVar1" must always be set to 0.
Description of formal parameters
Signal
PIService:
Unit:
WVar1:
13.17.4.12

PI service: SELECT

Function: Select processing for a channel
A program stored on the NC is selected for one channel for execution. This is possible only if
the file may be executed. The path names and the program names are to be written in correct
notation. For detailed information, please refer to:
Basic Functions
Function Manual, 01/2015, 6FC5397-0BP40-5BA2
Type Value range
ANY "PI".LOGIN
INT 1
STRING 8 characters
Type Value range
ANY "PI".LOGOUT
INT 1
Type Value range
ANY "PI".NCRES
INT 0
WORD 0
P3: Basic PLC program for SINUMERIK 840D sl
Description
Create password
NC
Password
Description
Reset password
NC
Description
Trigger NC-RESET
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13.17 Block descriptions
945