9300 Servo PLC
System blocks
2.9 Digital master frequency input (DF_IN_DigitalFrequency)
2-33
9300ServoPLC EN 1.4
C0427 = 1 (A = pulse / B = direction)
A
A
B
B
Z
Z
Abb. 2-19 Control of the direction of rotation by track B
• CW rotation:
– Track A transmits the speed.
– Track B = FALSE (positive value at
DFIN_nIn_v
).
• CCW rotation:
– Track A transmits the speed.
– Track B = TRUE (negative value at
DFIN_nIn_v
).
C0427 = 2 (pulse = A or B)
A
A
B
B
Z
Z
Abb. 2-20 Control of speed and direction of rotation via track A or track B
• CW rotation:
– Track A provides the speed and the direction (positive value at
DFIN_nIn_v
).
–TrackB=FALSE
• CCW rotation:
– Track B provides the speed and the direction (negative value at
DFIN_nIn_v
).
–TrackA=FALSE
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