1 signal interpolation, Signal interpolation, 17 function library – Lenze 8400 StateLine User Manual

Page 940

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17

Function library

17.1

Function blocks

940

Lenze · 8400 StateLine · Reference manual · DMS 12.0 EN · 06/2014 · TD05/TD14

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Parameter

17.1.21.1 Signal interpolation

If signal interpolation is active (

C00950/1

= 1)

, the output signal will not reach the level of the corresponding

input signal until all interpolation steps parameterised in

C00951

have been performed:

[17-10] Signal characteristic

Parameter

Possible settings

Info

C00950/1

Signal interpolation of the dnPhIn_p

and nNIn_a input signals

• Lenze setting: Off

Signal interpolation ( 940)

0 Off
1 On

C00950/2

Signal monitoring of the dnPhIn_p

input signal

• Lenze setting: Off

Signal monitoring ( 941)

0 Off
1 On

C00951

1

65535 Number of interpolation steps

• Corresponds to the receive cycle

of the data telegrams in [ms].

• Lenze setting: 1

C00952

0

65535 Limit value for missing data

telegrams

• Lenze setting: 5

Signal monitoring ( 941)

C00953

0

100 Speed-up

• Limitation of the amount of

correction increments per cycle

• Scaling: 1 increment/ms ≡

0.9155 min

-1

Setpoint signal

Interpolated setpoint signal

Receive cycle in [ms] = Number of interpolation steps (in our example: 5)

10

5

15

t

ms

Dy from cycle 1

Dy from cycle 2

signal

Œ



cycle 1

cycle 2

cycle 3

Ž

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