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12 basic drive functions – Lenze E94AxPExxxx User Manual

Page 553

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Lenze · 9400 Servo PLC· Reference manual · DMS 4.0 EN · 11/2013 · TD05/06

553

12

Basic drive functions

12.12

Brake control

_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

Outputs

BRK_bBrakeTest

C02609/4

| BOOL

Start/abort of the brake test

Carrying out brake test ( 581)

TRUE Carry out brake test

TRUEFALSE Abort brake test (deactivate mode).

BRK_bBrakeGrindIn

C02609/5

| BOOL

Start/abort of the brake grinding process

Grinding the brake ( 579)

TRUE Brake grinding.

TRUEFALSE Abort grinding process (deactivate mode).

Identifier

DIS code | data type

Value/meaning

BRK_dnState

C02607

| 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

C02581

.

BRK_bReleaseBrakeOut

C02609/6

| BOOL

Control signal for triggering an external brake/status signal for control state

FALSE Apply brake.

TRUE Release brake.

BRK_bBrakeReleased

C02609/7

| 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

C02609/8

| BOOL

Status signal "Brake error"

TRUE An error has been detected.

BRK_bCInhActive

C02609/9

| BOOL

Status signal "Controller inhibit"

TRUE Controller inhibit has been set by brake control.

Identifier

DIS code | data type

Information/possible settings