CJ1W-NC414 Omron, CJ1W-NC414 Datasheet - Page 512

• Manufacturer Part Number: CJ1W-NC414
• Description: High Speed Pulse Train 4 Axes
• Manufacturer: Omron

Specifications of CJ1W-NC414

• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

12
12-1 Troubleshooting
12-3
No.
10
11
12
13
14
15
16
17
18
19
20
21
22
8
9
Motor does
not run.
Origin Search
cannot be
performed.
Problem
Motor is unlocked.
The wiring between
the PCU and driver is
not correct.
The rotation prohibit
input of the Servo
Drive is enabled.
Drive alarm
Mechanical axis is
locked.
Faulty PCU
Error or alarm
Wrong wiring of the
origin proximity input
of the PCU
Incorrect wiring of the
origin input to the PCU
The rotation direction
and limit input
direction is
inconsistent.
Wrong wiring of the
limit input
Positioning completed
does not turn ON.
Excessive Origin
Search Approach
Speed
Parameter is not set
correctly.
Faulty PCU
Probable cause
CJ Position Control Units OPERATION MANUAL (CJ1W-NC214/234/414/434)
Refer to No. 7 and 8.
Use a tester, etc. to
check the wiring.
Change the connecting
cable.
Use the Servo Drive
software to check the
rotation prohibit input.
Check for drive alarms.
Check for contact with
mechanical limits or
dragging-in of
mechanical parts.
Check the content of the
error or alarm.
Check if the origin
proximity input sensor in
the Operating Memory
area turns ON/OFF.
Check the wiring of the
origin input.
If the axis moves to the
mechanical limit without
reversing before the limit,
check if the limit input in
the Operating Memory
area turns ON/OFF.
Check the wiring of the
limit input.
Check if the Servo Drive
gain is too low.
Check if the in-position
width of the Servo Drive
is too narrow.
Check the Origin Search
Approach Speed.
Check the parameters
with CX-Programmer.
Item to check
−
−
Refer to No. 7 and 8.
Wire correctly.
Cancel the rotation
prohibit input of the
Servo Drive.
Change the setting so
that you do not use the
rotation prohibit input of
the Servo Drive.
If an alarm is present,
follow the instruction for
the applicable alarm.
Manually release the
locked mechanical axis.
Replace the PCU.
If any error or alarm is
present, follow the
instruction for the
applicable error or
alarm.
Wire correctly.
Wire correctly.
Wire the limit input
correctly.
Wire correctly.
Increase the Servo Drive
gain.
Widen the in-position
width of the drive.
Lower the Origin Search
Approach Speed of the
PCU.
Set the parameters
correctly, transfer them
to the PCU, and write
the transferred
parameters to the flash
memory.
Replace the PCU.
Countermeasure
Confirm