Ki (integrator), Tuning – Yaskawa SMC–4000 User Manual

Page 148

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138

SMC–4000 User Manual

KI (Integrator)

[Tuning]

DESCRIPTION:

The KI command sets the integral gain of the control loop. It fits in the control equation as follows:

D(z) = 4 * KP + 4 * KD(z-1)/z + KI z/2(z-1)

The integrator term will reduce the position error at rest to zero.

ARGUMENTS: KI x, y, z, w or KIX=x or KI a, b, c, d

where

x, y z, w, or a, b, c, d are unsigned integers

USAGE:

OPERAND USAGE:

_KIn contains the value of the integrator where n is an axis letter.

RELATED COMMANDS:

KP (Proportional Constant)

KD (Derivative Constant)

IL (Integrator Limit)

EXAMPLES:

While Moving

Yes

Minimum Value

0

In a Program

Yes

Maximum Value

2047.875

Command Line

Yes

Default Value

0

Can be Interrogated

Yes

Default Format

4.0

Used as an Operand

Yes

Virtual Axis

No

KI 12

Specify integral

MG_KIX

Return value

0012

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