Lenze EVS 9300 series, System Manual

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Function library
Function blocks
9.2.25 Master frequency input (DFIN)
9-97
L
EDSVS9332S-D11 EN 3.0
9.2.25 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
X9
C0427
Fig. 9-58 Digital frequency input (DFIN)
Signal Source Note
Name Type DIS DIS format CFG List
DFIN-OUT phd C0426 dec [rpm] - -
Function
z The input is designed for signals with TTL level. (

4-52)
z In the event of digital frequency cascade or digital frequency rail, adapt the drive to the
connected encoder or controller via C0425.
z The input of a zero track is optional.
z Via C0427 the following input signals can be evaluated:
C0427 = 0
O
O
B
B
Z
Z
Fig. 9-59 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)