Lenze 8400 - Manual (Page 712)

14 Drive-based safety
14.4 Internal interfaces | system block "LS_SMInterface"
712
Lenze · 8400 protec HighLine · Reference manual · DMS 3.0 EN · 03/2013 · TD05
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14.4 Internal interfaces | system block "LS_SMInterface"
The system block LS_SMInterface is the interface to the integrated safety system in the function
block editor of the »Engineer«.
14.4.1 Status information
The drive-based safety system transmits information about the status of the requested or active
safety functions with the bit coded status signal wState.
[14-1] Bit coding of the status signal wState
Output
Data type
Value/meaning
wState
WORD
Bit coded status information of the drive-based safety
 Status information ( 712)
wIOState
WORD
Bit coded I/O information of the drive-based safety
 I/O status information ( 713)
wControl
WORD
Bit coded control information of the drive-based safety
 Control information ( 713)
bPowerStageEnable
BOOL
Status signal "Inverter enable"
TRUE Inverter is enabled by the safety system.
wModuleID
WORD
ID of the safety system in the controller
0 No safety system available
1 Safety option 10 (SO10):
2 Reserved
3 Safety option 20 (SO20):
4 Safety option 30 (SO30):
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Bit Name Meaning
0 STO "Safe torque off (STO)" function is active.
• The drive is safely switched to torqueless operation.
3 EC_STO Error stop category 0: "Safe torque off (STO)" function is active.
4 EC_SS1 Error stop category 1: "Safe stop 1 (SS1)" function is active.
14 Fault active Drive-based safety system in error status (trouble or warning).
Bits not listed are reserved for future extensions!