Mitsubishi Electric MELSEC-Q Series - Servo Program for Home Position Return

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6 POSITIONING CONTROL
6.23.19 Servo program for home position return
The home position return executed using the ZERO servo instruction.
Servo
instruction
Positioning
method
Number of
control axes
Items set using MT Developer2
Speed
change
Common Arc Parameter block Others
Parameter block No. Axis Address/travel value Command speed Dwell time M-code Torque limit value Auxiliary point Radius Central point Interpolation control unit Speed limit value Acceleration time Deceleration time Rapid Stop deceleration time Torque limit value Deceleration processing on stop input Allowable error range for circular interpolation S-curve ratio Advanced S-curve acceleration/deceleration Others Program No.
ZERO
— 1
—
: Must be set
[Control details]
(1) Home position return is executed by the home position return method specified
with the home position return data (Refer to Section 6.23.1).
Refer to the following sections for details of the home position return methods :
• Proximity dog method 1 ............................................ Section 6.23.2
• Proximity dog method 2 ............................................ Section 6.23.3
• Count method 1 ......................................................... Section 6.23.4
• Count method 2 ......................................................... Section 6.23.5
• Count method 3 ......................................................... Section 6.23.6
• Data set method 1 ..................................................... Section 6.23.7
• Data set method 2 ..................................................... Section 6.23.8
• Dog cradle method .................................................... Section 6.23.9
• Stopper method 1 ..................................................... Section 6.23.10
• Stopper method 2 ..................................................... Section 6.23.11
• Limit switch combined method ................................. Section 6.23.12
• Scale home position signal detection method ......... Section 6.23.13
• Dogless home position signal reference method. .... Section 6.23.14
• Driver home position return method. ........................ Section 6.23.15