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292
Origin Search Operation
Section 8-2
Note
(1) The reversal operation for an origin search in the reverse direction is ex-
ecuted either when the origin proximity input signal turns OFF during the
origin search in the reverse direction, or when the limit input signal turns
ON during the origin search in the reverse direction while the origin prox-
imity input signal is ON, whichever occurs first.
(2) The signal width of the origin input signal must be longer than the
MECHATROLINK communications cycle when the Origin Proximity Input
Signal parameter is set to 2 (Not use origin proximity input signal) during
Origin search operation
mode
3: Reversal mode 2
(unit version 2.0 or later)
Origin detection method
0: With origin proximity input
signal reversal
1: Without origin proximity
input signal reversal (unit ver-
sion 2.0 or later)
2: Not use origin proximity
input signal (unit version 2.0
or later)
Cannot be set. (An axis parameter check error (error code: 3091) will occur when the data
is transferred.)
1
0
1
0
Origin proximity
input signal
Origin input signal
(Phase Z signal)
Origin search
reverse direction
Origin search
reverse direction
Origin search
reverse direction
Start
Stop
Final travel distance to return to zero point
Final travel distance to return to zero point
Origin search direction
Origin search direction
Origin search direction
(See note 1.)
Stop
Final travel distance to return to zero point
Error stop
Start
Start
Speed command value
Zero point return approach speed 1
Zero point return approach speed 2
1
0
1
0
Origin proximity
input signal
Origin input signal
(Phase Z signal)
Origin search
reverse direction
Origin search
reverse direction
Origin search
reverse direction
Start
Stop
Final travel distance to return to zero point
Origin search direction
Origin search direction
Origin search direction
Limit input signal in origin search direction
(See note 1.)
Stop
Final travel distance to return to zero point
Error stop
Start
Start
Speed command value
Zero point return approach speed 1
Zero point return approach speed 2
1
0
1
0
1
0
1
0
Origin proximity
input signal
Speed
Origin search direction
Origin proximity
input signal
Speed
Origin search direction
Limit input in
opposite direction
from origin
search direction
Limit input in
opposite direction
from origin
search direction
Summary of Contents for CJ1W-MA - REV 10-2008
Page 3: ...iv ...
Page 5: ...vi ...
Page 21: ...xxii ...
Page 57: ...30 Starting Operation Section 2 2 ...
Page 97: ...70 Wiring Section 3 4 ...
Page 247: ...220 Transferring Servo Parameters Section 5 3 ...
Page 281: ...254 Standard Settings for Servo Drives Using MECHATROLINK Section 6 4 ...
Page 343: ...316 Absolute Encoder Origin Section 8 6 ...
Page 375: ...348 Linear Interpolation Section 9 7 ...
Page 423: ...396 DEVIATION COUNTER RESET Section 10 10 ...
Page 631: ...604 Additional Functions for the CJ1W NCF71 MA Appendix F ...
Page 641: ...614 Index ...
Page 643: ...616 Revision History ...