FCB 12 Reference travel

Note that this configuration menu is only displayed when real axes are used. The reference travel of virtual axes is configured in the configuration menu "Controller functions" > "Reference travel".

Parameter designation

Description

FCB 12 Reference travel

Type

  • Disabled
  • Zero pulse – negative direction
  • Reference cam – negative end
  • Reference cam – positive end
  • Positive limit switch
  • Negative limit switch
  • Reference cam flush – positive limit switch
  • Reference cam flush – negative limit switch
  • Referencing without reference travel
  • Fixed stop positive
  • Fixed stop negative
  • Absolute position of encoder

Index: 8552.1

IEC name: –

Reference to zero pulse

Activate referencing to zero pulse

Default value: Off

Index: 8552.2, Bit0

IEC name: –

Reference offset

Deviation of the cam from the machine zero

(in user units)

Index: 8552.5

IEC name: –

Search speed

Search speed of reference travel

(in user units)

Index: 8552.8

IEC name: –

Retraction speed

Retraction speed of reference travel

(in user units)

Index: 8552.9

IEC name: –

Acceleration

Acceleration of reference travel

(in user units)

Index: 8552.11

IEC name: –

Deceleration

Deceleration of reference travel

(in user units)

Index: 8552.12

IEC name: –

Advanced settings

Go to home position

Activate homing

Default value: Off

Index: 8552.3, Bit0

IEC name: –

Home position

Home position that is automatically moved to after reference travel is complete.

(in user units)

Index: 8552.7

IEC name: –

Homing speed

Speed for moving to the home position after referencing.

(in user units)

Index: 8552.10

IEC name: –

Jerk time

Homing jerk time

(in ms)

Default value: 0

Index: 8552.13

IEC name: –

Speed changeover before fixed stop

Setting whether search speed changes over to retraction speed.

  • None
  • HW limit switch
  • Reference cam

Index: 8552.4

IEC name: –

Dwell time at fixed stop

Dwell time at fixed stop

(in ms)

Default value: 0

Index: 8552.15

IEC name: –

Torque limit fixed stop

Limits the torque when referencing to the fixed stop.

(in % of nominal motor torque)

Default value: 100.0

Index: 8552.14

IEC name: –

Minimum duration of the reference travel

Duration for which the "Drive referenced" signal is reset during reference travel. In order to reliably detect the signal, the duration may have to be increased.

(in ms)

Default value: 20

Index: 8552.17

IEC name: Parameter.Fcb12RefTravelData1.MinDuration