Lenze EVS9332xP Bedienungsanleitung PDF herunterladen (Seite 192)

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101

Function library

Function blocks

3.5.27 Master frequency input (DFIN)

3−164

EDSVS9332P−EXT DE 2.0

3.5.27 Master frequency input (DFIN)

Purpose

Converting and scaling a power pulse current at the digital frequency input X9 into a speed and phase

setpoint. The digital frequency is transferred in a high−precision mode (with offset and gain errors).

C0425

DFIN

DFIN-OUT

C0426

C0427

Fig. 3−116 Digital frequency input (DFIN)

Signal

Source Note

Name Type DIS DIS format CFG List

DFIN−OUT phd C0426 dec [rpm] − −

Function

l The input X9 is designed for signals with TTL level.

l In the event of digital frequency cascade or digital frequency rail, adapt the drive to the

connected encoder or controller via C0425.

l The input of a zero track is optional.

l Via C0427 the following input signals can be evaluated:

C0427 = 0

Fig. 3−117 Phase−delayed signal sequence (CW rotation)

CW rotation Track A is leading track B by 90 (positive value at DFIN−OUT).

CCW rotation Track A is lagging track B by 90 (negative value at DFIN−OUT).

1 2 ... 187 188 189 190 191 192 193 194 195 196 197 ... 333 334

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