Siemens SINUMERIK Series

S3: Synchronous spindle
13.7 Data lists
Extended Functions
Function Manual, 03/2013, 6FC5397-1BP40-3BA1
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13.7.3.4 Signals from axis/spindle
Signal name SINUMERIK 840D sl SINUMERIK 828D
Referenced/synchronized 1, referenced/synchronized 2 DB31, ... .DBX60.4/5 DB390x.DBX0.4/5
Synchronous mode DB31, ... .DBX84.4 DB390x.DBX2002.4
Synchronism fine DB31, ... .DBX98.0 -
Synchronism coarse DB31, ... .DBX98.1 -
Actual value coupling DB31, ... .DBX98.2 -
Superimposed motion DB31, ... .DBX98.4 DB390x.DBX5002.4
Leading spindle LS/LA active DB31, ... .DBX99.0 -
Following spindle FS/FA active DB31, ... .DBX99.1 -
13.7.4 System variables
System variable Description
$P_COUP_OFFS[following spindle] Programmed offset of the synchronous spindle
$AA_COUP_OFFS[following spindle] Position offset for synchronous spindle (setpoint)
$VA_COUP_OFFS[following spindle] Position offset for synchronous spindle (actual value)
For a more detailed description of system variables, see:
References:
List Manual System Variables