User Manual Of EL7-EC** AC Servo
242
6.13 Probe
Motor feedback position latching function can be realized through input signal with
probe function. L7EC supports up to 2 inputs with probe function and can be used
simultaneously, to record the position information corresponding to probe signal rising
and falling edge. Probe 1 signal comes from CN1 terminal pin 1 and 5 differential signal.
Probe 2 signal comes from CN1 terminal pin 2-6 differential signal.
Pr0.07
Name
Probe signal polarity
settings/Command pulse
input mode settings
Mode
F
Range
0 ~ 3
Unit
—
Default
3
Index
2007h
Activation
After restart
Probe signal polarity settings take effect when Pr0.01 = 9
Set value
Details
0
Probe 1 & 2 polarity inversion
1
Probe 2 polarity inversion
2
Probe 1 polarity inversion
3
No polarity inversion for probe 1 & 2
If Pr0.01
≠
9, Pr0.07 = Command pulse input mode settings.
Command pulse input
Command
Polarity
inversion
(Pr0.06)
Command pulse
input mode
settings
(Pr0.07)
Command Pulse
Mode
Positive signal
Negative signal
【
0
】
0
or
2
90°phase
difference
2 phase pulse
﹙
Phase A+ Phase
B
）
1
CW pulse sequence
＋
CCW pulse
sequence
【
3
】
Pulse sequence
＋
Directional symbol
1
0
or
2
90°phase
difference
2 phase pulse
