2 ) external positioning (ex_posing), A ] operating procedure – Yaskawa MP2200 Machine Controller User Manual

Page 437

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8.3 Motion Commands

8-21

( 2 ) External Positioning (EX_POSING)

The latch function cannot be used for the SVR. EX_POSING thus performs the same operation as the
POSING command.

[ a ] Operating Procedure

* If the Position Reference Type (OB††095) is set for an absolute mode, the target position can be

set before executing the command.

Note) The following position information is updated during command execution.

• Machine Coordinate Target Position (TPOS) (IL††0E)
• Target Position (CPOS) (IL††10)
• Machine Coordinate System Position (MPOS) (IL††12): MPOS is always equal to CPOS.
• Machine Coordinate Feedback Position (APOS) (IL††16): APOS is always equal to CPOS.

No.

Execution Conditions

Confirmation Method

1

There are no alarms.

Both IL††02 and IL††04 are 0.

2

The Servo ON condition.

IB††001 is ON.

3

Motion command execution has been completed.

IW††08 is 0 and IB††090 is OFF.

Set the motion setting parameters.

• Positioning Speed: OL††10
• Acceleration/Deceleration Filter Type:

OW††03

• The target position can be changed while the axis is moving.
• The positioning speed can be changed while the axis is moving.
• Set OB††090 to 1 to hold the command.
• Set OB††091 to 1 or execute the NOP motion command to abort the

command.

Execute the External Positioning
(EX_POSING) motion command.

• Set OW††08 to 2.

Set the target position.

• Target Position Setting: OL††1C

Positioning starts.

• IW††08 will be 2 during positioning.

Position proximity reached.

• IB††0C3 will turn ON.

Positioning completed.

• IB††C1 will turn ON.

Execute NOP motion command.

• Set OW††08 to 0.

100%

0

OW

08 = 2 (EX_POSING)

IW

08 = 2 (EX_POSING)

IB

090 (BUSY)

IB

098 (COMPLETE)

IB

0C0 (DEN)

IB

0C1 (POSCOMP)

IB

0C3 (NEAR)

Linear acceleration

time

Linear deceleration

time

Position
reference

Feed speed

Rated speed

Speed (%)

Time (t)

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