Lenze E94AYFLF Digital frequency module - Manual (Page 11)

EDS94AYFLF EN 3.2 - 10/2010
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Digital frequency extension module | Parameter setting & configuration
Digital frequency input
Parameter setting
2.2.1 Signal form configuration
In order that the input signals are interpreted correctly from the digital frequency
extension module, the setting in C13012 / C14012 must correspond to the signal form of
the input signals applied:
4x evaluation (A, B)
A:Increments B:Sign
Increments A:pos. B:neg.
Setting C13012 / C14012 = "0"
Phase-displaced signal sequence (CW
rotation)
CW rotation CCW rotation
Track A leads track B by 90° lags track B by 90°
Track B - -
Setting C13012 / C14012 = "1"
Control of the direction of rotation via track B
CW rotation CCW rotation
Track A transmits the speed transmits the speed
Track B = FALSE = TRUE
Setting C13012 / C14012 = "2"
Control of speed and direction of rotation via
track A or track B
CW rotation CCW rotation
Track A transmits speed and
direction of rotation
= FALSE
Track B = FALSE transmits speed and
direction of rotation
B
B
A
A
Z
Z
B
B
A
A
Z
Z
B
B
A
A
Z
Z