Nidec Control Techniques Digitax-SF DA21223, Instruction Manual, Page: 271 / 386

36
Digitax SF
Instruction Manual
6. Operation
5. Position Control Mode
Homing with User I/O Input
Step Operation
Step 1
Set Homing related parameter values
Set the values of Homing Speed, Homing Creep Speed, and Homing Acceleration/Deceleration Time.
Step 2
Check if Homing can be started.
Check if MEND is closed. If it’s open, wait.
Step 3
Specify the Point Number (in the standard I/O setting only)
Open all four of PCSEL1…4 to specify Point No.0.
（This step is not necessary for the Option I/O setting.）
Step 4
Start Homing motion
Verify that MEND is closed in a servo-on state, and then start Homing. If MEND is open in a servo-
on state, the start command will not be accepted.
In Standard I/O Setting
Close PCSTART1 input. (at least 10 ms after
Step 3
)
In Option I/O Setting
Set HOME to closed. (at least 10 ms after
Step 3
)
Step 5
Check Command Execution
Wait for MEND to become open.
Open PCSTART or HOME after verifying that MEND is open.
Step 6
Check Operation Complete
Use MEND to see if the motion command execution is complete. MEND
turning from open to close
d
indicates that the motion is complete.
Step 7
Check Homing Complete
After the motion is complete, use HEND to see if Homing is complete. HEND turning from open to
closed indicates that the homing procedure is complete.
Required Parameters
Parameter No. Name Setting
2.0 Control Mode 0 : Position Control Mode
3.0 Command Mode 3 : Internal Command Mode
9.0 Operation Mode
(*)
0 : I/O input
1 :
Digitax SF Connect
642.0
Internal Position
Operation Mode
0 : Point Table
Set the operation mode.
*）Operation Mode (No.9.0) = 0 (I/O) upon
drive
power on.
The Setup Panel does not support display or setup of Operation Mode.