2 CONTROL MODE
2.1 Control mode [G] [WG]
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2
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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.
• When homing is started from the proximity dog
• When the servo motor returns at the stroke end
*1 This cannot be used with the software limit.
Statusword bit 10
Target reached
Statusword bit 12
Homing attained
0 r/min
ON
OFF
ON
OFF
ON
OFF
ON
OFF
Controlword bit 4
Homing operation start
Acceleration time constant
Deceleration time constant
Homing speed
Homing position data
Forward
rotation
Servo motor speed
3 ms or shorter
Reverse
rotation
Creep speed
Proximity dog
DOG (Proximity dog)
Travel distance after proximity dog
+
home position shift distance
0 r/min
Homing direction
Proximity dog
Servo motor speed
Reverse
rotation
Homing start position
The homing start position is automatically moved back to the position
just before the proximity dog, and homing starts from here.
0 r/min
Homing direction
Stroke end
*1
Proximity dog
Homing start position
Forward
rotation
Servo motor speed
Reverse
rotation
Homing starts from here.