System Variable; System Variable For Sinumerik 840D Sl - Siemens SINUMERIK 840D sl Function Manual

Data descriptions

9.7 System variable

DB 31 to DB 61
DBB164 Safety er‐
ror active
DBB165 Safety er‐
ror with
STOP A
DBB166
DBB167 Safely-
Limited
Position
DBB168
DBB172 Accept‐
ance test
is selected
DBB173 Load tor‐
que nega‐
tive sign
DBB174
...DBB187
9.7 System variable
9.7.1

System variable for SINUMERIK 840D sl

System variable
System variable
Actual position
$VA_IS[axis] Safe actual position
NCK monitoring channel
504
ESR re‐
quested
Safely-Limi‐ Safe Oper‐
ted Speed ating Stop
selected selected
Test stop
requested
Accept‐
ance test
Safely-Limi‐
ted Position
Close exter‐ Brake test
nal brake completed
Meaning
Signals to/from axis/spindle
Safely-Limi‐ Safe Oper‐
ted Speed ating Stop
active active
Test stop
active
Bit 0 for
Safely-Limi‐
ted Position
range
Speed limit
Brake test Brake test
was OK active
Value range Data type
Axis identifier DOUBLE
GEOAX
CHANAX
MACHAX
SPINDLE
Function Manual, 12/2017, 6FC5397-4BP40-6BA1
Bit 1 Safely- Bit 0 Safely-
Limited Limited
Speed limit Speed limit
value value
Safe Stop 2 Safe Stop 1 Safe Tor‐
Safe Direc‐
tion neg
Test with Setpoint in‐
brake 2 put during
SBT in the
drive
Possible access for
Part
program
r w
x
que Off
Safe Direc‐
tion pos
Safe Brake
Test (SBT)
Synchronized
action
r w
x
Safety Integrated