Siemens SINUMERIK Series Function Manual

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

Siemens SINUMERIK Series Specifications

General

Axes Control	Up to 31 axes
Category	Control Unit
Manufacturer	Siemens
Series	SINUMERIK
Control Type	CNC
Communication Interfaces	Ethernet, USB
Operating Temperature	0°C to 45°C
Protection Class	IP20
Power Supply	24V DC
Display	Color TFT LCD