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7.2 Applied Operation
7 -37
7.2.8 Origin Search Mode
CAUTION
!
D
Forward run prohibited (P-OT) and reverse run prohibited (N-OT) signals are not effective during
origin search mode operations using user constant Fn003.
The origin search mode is designed to position the origin pulse position of the encoder and to
clamp at the position. Thismode isused when the motor shaft needsto be aligned to the machine.
Execute the origin search without connecting the couplings.
The speed for executing the origin search is 60 r/min.
Mechanical origin
For aligning the motor
shaft with the machine
The following conditions must be met to perform the origin search operation.
S
If the Servo-ON input signal (/S-ON) is ON, turn it OFF.
S
Release the Servo-ON signal mask if the user constant Pn 50A.1 is set to 7, and the Servo has been set
to always be ON.
Follow the procedure below to execute the origin search.
Using the Hand-held Digital Operator
1.
Press the DSPL/SET Key to select the auxiliary function mode.
2.
Select the user constant Fn003.
Press the Left or Right Cursor Key to select the digit.
Press the Up or Down Cursor Key to change the value.
3.
Press the DATA/ENTER Key, and the display will be as shown below.
4.
Press the SVON Key, and the display will be as shown below. Now it is ready for executing
the origin search.
7
INFO
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