Omron CJ1W-NC271 - 12-2009, Operation Manual

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Changing to CS1W/CJ1W-NC271/471/F71 from CS1W/CJ1W-NC113/133/213/233/413/433
Appendix E
Origin Established and No Origin Status
The No Origin Flag in both earlier PCUs and the CS1W/CJ1W-NC271/471/F71 indicates whether the origin
has been established or not. The differences in the conditions whereby the No Origin Flag turns ON or OFF are
as follows:
1
0
0
1
0
1
0
CS1W/CJ1W-NC113/133/213/233/413/433
1
Origin proximity
input signal
Origin input signal
(or phase Z signal)
Origin search high speed
Speed
Speed
Origin search proximity speed
Origin compensation data
Start Stop
Origin search direction
CS1W/CJ1W-NC271/471/F71
Origin proximity
input signal
Origin input signal
(or phase Z signal)
Speed command value
Start Stop
Zero point return approach speed 1 (Pn817)
Zero point return approach speed 2 (Pn818)
Final travel distance to return to zero point (Pn819)
Origin search direction
CS1W/CJ1W-NC113/133/213/233/413/433 CS1W/CJ1W-NC271/471/F71
Initial status
(when power is turned ON) (After PCU's initial processing is completed)
ON status (origin not established) Same as left
ON condition
(Origin is lost) • At power up, or restart
• When executing ORIGIN SEARCH (See
note.)
• When the emergency stop input signal or
limit input signal is input (if origin unde-
fined designation of I/O settings (for x axis,
word 0004 bit 08) in the axis parameters is
set so)
• At power up, or restart
• When connection is released (if CON-
NECT Bit is turned OFF or the connection
is released due to an error)
• When DEVICE SETUP is executed
OFF condition
(Origin is established) • When ORIGIN SEARCH execution is com-
pleted
• When PRESENT POSITION PRESET is
executed
• When ORIGIN SEARCH execution is com-
pleted
• When PRESENT POSITION PRESET is
executed
When using absolute encoders:
• When connection is established
• When SERVO LOCK is executed