Mitsubishi Electric MELSERVO-J5 MR-J5 Series User Manual page 57

■Method 23 and Method 27 (Homing without index pulse)
The following figure shows the operation of Homing method 23. The homing direction of Homing method 27 is opposite to that
of Homing method 23.
ON
Statusword bit 10
Target reached
OFF
ON
Statusword bit 12
Homing attained
OFF
Acceleration time constant
Forward
rotation
Servo motor speed 0 r/min
Reverse
rotation
ON
DOG (Proximity dog)
OFF
ON
Controlword bit 4
Homing operation start
OFF
• When homing is started from the proximity dog
Homing direction
Servo motor speed 0 r/min
Reverse
rotation
The homing start position is automatically moved back to the position
just before the proximity dog, and homing starts from here.
• When the servo motor returns at the stroke end
Homing direction
Forward
rotation
Servo motor speed 0 r/min
Reverse
rotation
Homing starts from here.
*1 This cannot be used with the software limit.
Homing speed
Homing position data
3 ms or shorter
Creep speed
Proximity dog
Homing start position
Proximity dog
Homing start position
Deceleration time constant
Travel distance after proximity dog
home position shift distance
Proximity dog
*1
Stroke end
2.1 Control mode [G] [WG]
+
2 CONTROL MODE
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2