Lenze EVS 9300 series - Page 224

Function library
Function blocks
9.2.25 Master frequency input (DFIN)
9-98
L
EDSVS9332S-D11 EN 3.0
C0427 = 1
O
O
B
B
Z
Z
Fig. 9-60 Control of direction of rotation via track B
CW rotation Track A transmits the speed
Track B = LOW (positive value at DFIN-OUT)
CCW rotation Track A transmits the speed
Track B = HIGH (negative value at DFIN-OUT)
C0427 = 2
O
O
B
B
Z
Z
Fig. 9-61 Control of speed and direction of rotation via track A or track B
CW rotation Track A transmits the speed and direction of rotation (positive value at DFIN-OUT)
Tr ac k B = L OW
CCW rotation Track B transmits the speed and direction of rotation (negative value at DFIN-OUT)
Tr ac k A = L OW
Transfer function
DFIN-OUT [rpm] = f[Hz]⋅
60
C0425
Example:
Input frequency = 200 kHz
C0425 = 3 (≙ a number of increments of 2048 Inc/rev.)
DFIN-OUT [rpm] = 200000 Hz ⋅
60
2048
= 5859 rpm