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138 VIX IM MICROSTEPPER INDEXER DRIVE USER GUIDE
In mode 0, when the home position is reached, the absolute position of the
controller is set to 0. The incremental position reports the distance moved to
reach the home position. (system variable PI).
Typing aHOME on its own will return the current parameter values for the
nominated axis. For example:
The command 3HOME will return:
* AR1 E- TP1 V+10.00 A10.0 M0
Meaning the command is armed, reference edge is negative, home type
is 1, velocity is 10 rps positive, acceleration is 10 rev/s
2
and mode is 0.
Once configure homing has been setup, it can be applied (turned ON), or
armed using the simplified form of command:
aHOME1
Or turned OFF using:
aHOME0
Properties
Immediate or buffered, can be used in labelled block, saved by SV
Example
On axis 3 search for home in the negative direction at a velocity of 15
rps and acceleration/deceleration of 100 rps
2
. The motor is to stop on
the negative edge of the home switch and then seek zero phase.
3HOME1(-,1,-15,100,1)
position on edge of switch
acceleration/deceleration of 100
15rps and search negative
home switch normally closed
stop on the -v.e edge
turn homing ON
The go home final velocity of 0.1 rps is used to complete the last part
of the move.
Note
Also see GH command.