Lenze EVF9383 - Manual (Page 222)

Configuration
Function blocks
Master frequency input (DFIN)
8
8.2
8.2.2
l
8.2−6 EDSVF9383V EN 7.1−04/2012
In C0427 the different modes for the evaluation of the input signals can be
selected.
C0427 = 0 (phase−displaced signal sequence)
O
O
B
B
Z
Z
Fig. 8.2−3 Phase−displaced signal sequence (CW rotation)
Clockwise
rotation Track A leads track B by 90 ° (positive value at DFIN−OUT)
Counter−clock
wise rotation Track A lags track B by 90 ° (negative value at DFIN−OUT)
C0427 = 1 (control of the direction of rotation via track B)
O
O
B
B
Z
Z
Fig. 8.2−4 Control of direction of rotation via track B
Clockwise
rotation Track A transmits the speed
Track B = LOW (positive value at DFIN−OUT)
Counter−clock
wise rotation Track A transmits the speed
Track B = HIGH (negative value at DFIN−OUT)
C0427 = 2 (control of speed and direction of rotation via track A or track B)
O
O
B
B
Z
Z
Fig. 8.2−5 Control of speed and direction of rotation via track A or track B
Clockwise
rotation Track A transmits the speed and direction of rotation (positive
value at DFIN−OUT)
Track B = LOW
Counter−clock
wise rotation Track B transmits the speed and direction of rotation (negative
value at DFIN−OUT)
Track A = LOW
Evaluating input signals