Siemens SINUMERIK 840D Description Of Functions page 154

3 Safety-Related Functions
3.10 Safe programable logic (SPL) (840D SW 4.4.18)
System variables Meaning
$A_INSIP [ n ] Image of the PLC input
$A_INSIPD [ n ]
Image of the PLC inputs
$A_OUTSI [ n ] NCK output
$A_OUTSID [ n ] NCK outputs
$A_OUTSIP [ n ]
Image of the PLC output
$A_OUTSIPD [ n ] Image of the PLC outputs
External SPL inputs/outputs
$A_INSE [ n ] NCK input
$A_INSED [ n ] NCK inputs
$A_INSEP [ n ]
Image of PLC input
$A_INSEPD [ n ]
Image of PLC inputs
$A_OUTSE [ n ] NCK output
$A_OUTSED [ n ] NCK outputs
$A_OUTSEP [ n ]
Image of a PLC output
$A_OUTSEPD [ n ] Image of the PLC outputs
SPL markers and timers
$A_MARKERSI [ n ] Markers
$A_MARKERSID[n] Markers
(SW 4.4.18 and higher)
$A_MARKERSIP [ n ]
Image of the PLC markers
$A_MARKERSIPD[n] Image of PLC the markers
(SW 4.4.18 and higher)
$A_TIMERSI [ n ] Timers
$A_STATSID Crosswise data comparison error
triggered when value is not equal to 0
$A_CMDSI 10-fold change timer value for long
forced checking procedure pulses
and/or single-channel test stop logic.
$A_LEVELSID Crosswise data comparison stack level
display: Number of signals for which
NCK and PLC detect different signals
$A_PLCSIIN Single-channel communication
between NCK and PLC-SPL
$A_PLCSIOUT Single-channel communication
between NCK and PLC-SPL
Note:
l -> read, s -> write
An implicit pre-run stop is generated
Only permitted in the commissioning phase
3-154
SINUMERIK 840D/SIMODRIVE 611 digital SINUMERIK Safety Integrated (FBSI) - Edition 11.03
Value range
n = 1,2, ...64
n = 1, 2
n = 1, 2, ... 64
stands for
No. of output
n = 1, 2
n = 1, 2, ... 64
n = 1, 2
n = 1, 2, ... 64
stands for
No. of input
n = 1, 2
n = 1, 2, ... 64
stands for
No. of input
n = 1, 2
n = 1, 2, ... 64
stands for
No. of output
n = 1, 2
n = 1, 2, ... 64
stands for
No. of output
n = 1, 2
n = 1, 2, ... 64
stands for
No. of marker
n = 1, 2
n = 1,2, ...64
)
n = 1, 2
n = 1, 2...16
stands for
No. of timer
n = 0 Error not
triggered
n = 1 Error
triggered
Bit 0 = 1
10-fold time
active
0...320
© Siemens AG 2003 All Rights Reserved
11.03
Data type Possible access
with
Part Synchr.
program action
l s l
BOOL x x
INT x x
BOOL x x x
INT x x x
BOOL x x
INT x x
BOOL x x
INT x x
BOOL x x
INT x x
BOOL x x x
INT x x x
BOOL x x
INT x x
BOOL x x x
INT x x x
BOOL x x
INT x x
REAL x x x
INT x x
BOOL x x x
INT x x
BOOL x x
BOOL x x
s
x
x
x
x
x
x
x
x