12 basic drive functions – Lenze E94AxPExxxx User Manual
Page 553
Lenze · 9400 Servo PLC· Reference manual · DMS 4.0 EN · 11/2013 · TD05/06
553
12
Basic drive functions
12.12
Brake control
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Outputs
BRK_bBrakeTest
| BOOL
Start/abort of the brake test
Carrying out brake test ( 581)
TRUE Carry out brake test
TRUEFALSE Abort brake test (deactivate mode).
BRK_bBrakeGrindIn
| BOOL
Start/abort of the brake grinding process
TRUE Brake grinding.
TRUEFALSE Abort grinding process (deactivate mode).
Identifier
DIS code | data type
Value/meaning
BRK_dnState
| DINT
Status (bit coded)
• Bits which are not listed are not assigned with a status (always "0").
Bit 1 Brake control is active.
Bit 4 Motor brake control module is used.
Bit 8 Brake status (internal status signal).
Bit 9 Torque feedforward control is active.
Bit 10 Controller inhibit by brake is active or set.
Bit 15 Fault is active (collective message).
Bit 16 State "Grinding the brake".
Bit 17 State "Brake test".
Bit 18 State "Direct control".
Bit 19 State "Automatic control".
Bit 20 Fault: External feedback.
Bit 21 Fault: Position drift when brake is applied/checked.
Bit 22 Error: Monitoring of motor brake control module
Bit 23 Information: Brake activation via waiting time.
Bit 24 Information: Brake grinding process completed.
Bit 25 Information: Brake test completed.
Bit 26 Fault: Feedforward control torque could not be established within
one second.
Bit 27 Information: Current speed has fallen below the threshold for brake
activation set in
BRK_bReleaseBrakeOut
| BOOL
Control signal for triggering an external brake/status signal for control state
FALSE Apply brake.
TRUE Release brake.
BRK_bBrakeReleased
| BOOL
Status signal of the brake control considering the closing and opening time of the
brake
FALSE Brake applied (after the brake application time has expired).
TRUE Brake released (after the brake release time has expired).
BRK_bError
| BOOL
Status signal "Brake error"
TRUE An error has been detected.
BRK_bCInhActive
| BOOL
Status signal "Controller inhibit"
TRUE Controller inhibit has been set by brake control.
Identifier
DIS code | data type
Information/possible settings