Chapter 11 TR Output Option Board
11 - 9
11.3.6 Home return
XBO-TN04A supports only “Home return by DOG”.
(a) If homing command (ORG instruction) is executed, it accelerates to home direction set in Home
Parameter and it homes with high speed.
(The above figure is example when homing direction is forward)
(b) While target is homing with high speed, if rising edge of DOG (U9.1.B: X-axis) occurs, target speed
decreases and change its direction.
(c) When it accelerates after changing direction, if rising edge of DOG occurs, it homes with low speed.
(d) In the homing status with low speed, rising edge occurs of DOG third time, it stops and determines
the origin.
(e) When „On‟ time of DOG signal is larger decreasing time, it changes the direction at the falling edge
of DOG and moves with low speed and stops at the rising edge of DOG and determines the origin.
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