Siemens SINUMERIK 840D sl Function Manual page 869

12.6.3 Signals
12.6.3.1 Signals to axis/spindle
DB number Byte.bit
31, ... 28.0
31, ... 28.3
31, ... 28.4
31, ... 28.5
31, ... 28.6
31, ... 28.7
12.6.3.2 Signals from axis/spindle
DB number Byte.bit
31, ... 100.2
31, ... 100.3
31, ... 100.4
31, ... 100.5
31, ... 100.6
31, ... 100.7
12.6.4 System variables
12.6.4.1 Main run variables for motion-synchronous actions
Main run variable_read
The following variables are provided for main run variable_read:
$A_IN[<arith. Expression>]
$A_OUT[<arith. Expression>]
$A_INA[<arith. Expression>]
$A_OUTA[<arith. Expression>]
$A_INCO[<arith. Expression>]
$AA_IW[<axial expression>]
$AA_IB[<axial expression>]
Extended Functions
Function Manual, 03/2009, 6FC5397-1BP10-4BA0
Description
External oscillation reversal
Set reversal point
Alter reversal point
Stop at next reversal point
Stop along braking ramp
PLC controls axis
Description
Oscillation reversal is active
Oscillation cannot start
Error during oscillation movement
Sparking-out active
Oscillation movement active
Oscillation active
digital input (Boolean)
digital output (Boolean)
analog input (Boolean)
analog output (Boolean)
comparator inputs (Boolean)
actual position PCS axis (real)
actual position BCS axis (real)
Oscillation (P5)
Data lists
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