6motor interface – Lenze E94AxPExxxx User Manual

Page 280

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6

Motor interface

6.10

Internal interfaces | "LS_MotorInterface" system block

280

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

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MI_bCurrentSetpointLimited

C02569/8

| BOOL

Status signal "Setpoint for current controller at the limit"

TRUE The setpoint for the current controller is limited to I

max_device

(

C00022

).

MI_bMotorOverloadWarning

C02569/11

| BOOL

Status signal "Motor overload"

• Group signal for warning signals from temperature monitoring (KTY, PTC,

thermal switch) or I

2

xt monitoring.

TRUE One of the monitoring modes for motor overload protection is

active.

MI_bSpeedBelowThresholdC19

C02569/9

| BOOL

Status signal "Standstill reached"

TRUE The current speed is below the threshold set in

C00019

.

MI_dnActualMotorCurrent_n

DINT

Actual motor current

• 100 % ≡ I

max_device

(

C00789

)

• Display in

C00780

in [A]

MI_dnActualMotorVoltage_n

DINT

Current motor voltage

• 100 % ≡ 1000 V

• Display in

C00783

in [V]

MI_dnActualMotorTorque_n

DINT

Current motor torque

• 100 % ≡

C00057/2

• Display in

C00774

in [Nm]

MI_dnActualMotorSpeed_n

DINT

Current speed of the motor shaft in [%]

• 100 % ≡ Motor reference speed (

C00011

)

MI_dnActualMotorSpeed_s

DINT

Current speed of the motor shaft in [rpm]

• Display in

C00772

MI_dnActualMotorPos_p

DINT

Current position of the motor shaft in [increments]

• Display in

C00770

MI_dnActualDCBusVoltage_n

DINT

Actual DC-bus voltage

• 100 % ≡ 1000 V

MI_dnThermalLoadDevice_n

DINT

Thermal device utilisation in [%]

• Current result of the Ixt calculation.

• Display in

C00064

Monitoring of the device utilisation ( 156)

MI_dnThermalLoadMotor_n

DINT

Thermal motor utilisation in [%]

• Current result of the I

2

xt calculation.

• Display in

C00066

Motor monitoring (I

2

xt) ( 263)

MI_dnActualMotorFreq_s

DINT

Current motor frequency in [Hz]

The motor frequency corresponds to the field frequency [Hz].

Field frequency [Hz] = motor speed × number of motor pole pairs

MI_dnActualFlux_n

DINT

Actual flux value

MI_bFlyingSyncBusy

C02569/13

| BOOL

"Flying restart function active" status signal

Flying restart function ( 257)

TRUE Flying restart function is active

MI_bClampIsActive

C02569/14

| BOOL

Status signal "Clamping is active"

TRUE Clamping is active.

MI_bMagnetisationFinished

C02569/15

| BOOL

Status signal "Motor magnetisation is completed"

Note:

This bit is only supported in the SLVC control mode (sensorless vector control).

TRUE Motor magnetisation is completed.

Identifier

DIS code | data type

Value/meaning

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