Chapter 5 Positioning Instructions
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5.3.15 Positioning Speed Override Function Block
•This instruction (APM_PSO) changes the operating speed of the axis which is presently in positioning
operation, at the position specified in the instruction line. For the details of this function, see 3.1.10.
(1) Positioning Speed Override Instruction (APM_PSO)
Form Variable Data Type Description
PSO_ADDR
DINT
Target position
● Setting range: -2,147,483,648 ~ 2,147,483,647
PSO_SPD
UDINT
Operating Speed
● Setting range: 1~100,000
(a) Function
•This instruction provides positioning speed override reference to the XGB internal positioning.
•At the rising edge of the input condition, the axis designate as the AXIS executes positioning speed
override. When the present position reaches the points set up in the PSO_ADDR during
operation, present speed is overridden by the speed set up by the PSO_SPD.
•This instruction is available in the acceleration and constant speed sections of the operation
patterns. If this override is executed during deceleration or dwelling, no error code is generated
but the instruction is not executed.
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