Siemens SINUMERIK 840D Programming Guide

15
Tables 04.00
15.2 List of s
y
stem variables
15

Siemens AG 2000. All rights reserved
15-546
SINUMERIK 840D/840Di/810D/FM-NC Programming Guide Advanced (PGA) – 04.00 Edition
Activation by: Internal
Continuation by: using system ASUP Ret
BIT14:
Activation due to: Activation of dry run feedrate
Activation by: VDI
Continuation by: using system ASUP REPOS
BIT15:
Activation due to: Deactivation of dry run feedrate
Activation by: VDI
Continuation by: using system ASUP REPOS
BIT16:
Activation due to: Activation of block suppression
Activation by: VDI
Continuation by: using system ASUP REPOS
BIT17:
Activation due to: Deactivation of block suppression
Activation by: VDI
Continuation by: using system ASUP REPOS
BIT18:
Activation due to: Set machine data active
Activation by: PI
Continuation by: using system ASUP REPOS
Identifier Type Description: System variable/value range/index Part pro Sync O S
$P_ISTEST
BOOL $P_ISTEST
Check test mode in part program
TRUE = Program test active
FALSE = Program test not active
R4
$P_MMCA
STRIN
G
$P_MMCA
MMC task acknowledgment
RW 2
$A_PROTO
BOOL $A_PROTO
Activate/deactivate log function
RS W
S
RW 4
15.2.25 Synchronized actions
$AC_MARKER
INT $AC_MARKER[n]
Marker variable for motion-synchronized actions
The dimension is defined in MD $MC_MM_NUM_AC_MARKER.
RS W
S
RW+ 2
$AC_PARAM
REAL $AC_PARAM[n]
Arithmetic variable for motion-synchronized actions
The dimension is defined in MD $MC_MM_NUM_AC_PARAM.
RS W
S
RW+ 3

Siemens SINUMERIK 840D Specifications

General

Series	SINUMERIK 840D
Axes	Up to 31
Channels	Up to 10
Operating System	Windows-based
Power Supply	24 V DC
Control Unit Type	CNC
Interface	Ethernet, PROFIBUS
Display	TFT color display
Interpolation	Spline
PLC	Integrated PLC
Data Storage	CompactFlash, USB