Z Stage Homing - Stratasys FORTUS 360mc Service Manual

Z Stage Homing

1.
Homing position is at bottom of travel.
• Z stage homing switch is located on right side of the system - at bottom of
• Z stage end plate is sloped at switch contact point.
• Switch position relative to Z stage end plate can be adjusted.
• Homing switch is normally open (NO).
• Switch leads connect to MIO board.
2.
MIO board activates hood solenoid and determines current state of Homing switch.
A.
B.
3.
The Z stage moves down in short incremental moves (approximately 0.400 inches ((10
mm)) at a time) as the switch state is monitored by the MIO board.
4.
When the switch closes, the MIO board informs the Motion Control board through the
serial communication interface cable.
5.
The Motion Control board stops the downward move of the Z stage, and the Z stage
begins a slow "creep" upward again.
6.
Z stage moves up in increments of 0.0005 inches (0.0127mm) as the switch state is
monitored by the MIO board.
7.
Z stage movement is stopped when the homing switch opens.
8.
This position is saved in Memory as the Z home position.
FORTUS 360mc/400mc Service Manual
Z stage travel.
If switch is closed (Z stage end plate is contacting switch):
• The Z stage is raised as the switch state is monitored by the
MIO board.
• The MIO board will stop raising the Z stage when the switch
opens.
• Homing proceeds per
If switch is open (Z stage end plate is not contacting switch):
• Homing proceeds per
Z home values are normally set between 16.2 (41.148 cm) to 16.5
inches (41.91 cm).
step 3.
step 3.
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