Siemens SINUMERIK 840D

7 Configuring example 11.03
7.3 Safety Integrated with SPL
© Siemens AG 2003 All Rights Reserved
7-412 SINUMERIK 840D/SIMODRIVE 611 digital SINUMERIK Safety Integrated (FBSI) - Edition 11.03
Function overview
SPL logic
Uebersicht_00.DSF
1234 7658
NCK-SPL
$A_INSE Input variables SPL
$A_OUTSE Output variables SPL
NCK-SGA/SGE signals
$A_INSI input variables SPL
$A_OUTSI Output variables SPL
NCK I/Os
Machine data Machine data
Switches, light barriers, display lamps, contactors, etc.
Inputs
Outputs
Drive SGA/SGE signals Drive SW (on CL)
SIMATIC I/Os
Cross checking of data
and results
Data exchange via drive bus
Cross checking of data
and results
NCK-SW / FB 15
PLC-SPL
DB18
DB18-DB31-61
D
10390
A
FE_IN_HW_ASSIGN[0..7]
tewise assignment of
e
NCK inputs =>
A
_INSE
MD 10392 SAFE_OUT_HW_ASSIGN[0..7] bytewise assignment of $A_OUTSE => NCK outputs
SAFE.SPF Logic
SAFE.SPF Logic
g
nment of $A_OUTSI
G
E
3
6970..36978
0
: SBH/SG deselection
1: SBH deselection
2
: SG selection
3
: SE selection
4
: I Transmission ratio sel.
5
: I Test stop selection
6
: I Status pulses reset
7
: I External STOPS
8
: I SG overrid e select.
t of the SI function
SI-KERNEL
DB18 comparison (monitoring 1s -> 10s) In case of error, STOP D is triggered if SPL is protected
Monitoring cycles settable in MD Order of magnitude 81 * MD 10090
Assignment to SPL inputs INSEP[1...64] DB18.DBX38.0 to DBX45.7
Assignment of SPL outputs OUTSEP[1...64] DB18.DBX46.0 to DBX53.7
FC XXX Logic
OUTSIP[1..64] DB18.DBX62.0 to DB18.DBX69.7 Output variables SPL
FC XXX Logik
INSIP[1..64] DB18.DBX54.0 to DB18.DBX61.7 Input variables SPL
DB31...61 (axis interface) DBX22.0: SBH/SG deselection DBX22.1: SBH deselection DBX22.3..4: SG selection DBX23.4: SE selection DBX23.0..2: I monit. selection DBX23.7: I Test stop selection DBX32.2..4: I External STOPS DBX33.4..7: I SG override selection Input of the SI function
MD36980..36990 36980: Q SBH/SG active 36981: Q SBH active 36982: Q SG active 36985: Q n<n
x
36986: Q Release pulses 36987: Q Axis safely ref. 36988: Q SN1+ to SN4+ 36989: Q SN1- to SN4- 36990: Q active stop Output of the SI function
In case of error STOP F
* inverted with respect to SGA Pulses enabled in NCK not if test stop active (PLC side)
Assignment SGA => INSIP DB31..61 ( axis interface) DBX108.0: Q SBH/SG active DBX108.2 Q Status pulses reset* DBX110.1: Q SBH active DBX110.3..4: Q SG active DBX110.5: Q n<
n
x
DBX108.7: Q Axis safely ref. DBB109: Q SN1+ to SN4+ DBB109: Q SN1- to SN4- DBX 111.4..6: Q active stop Output of the SI function
Fig. 7-20 Overview, SPL logic