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Chapter 7 Program
7-16
7.1.5 Positioning Operation
(1) Homing
(a) This is the condition for Homing
This is the condition for Homing Command (SPM_ORG)
(b) Operating state by axis
According to exercise from “Chapter 7.1.2 Current State Reading,” it is a signal of “Operating” for each axis. It turns on
when it is operating. Homing command can not be configured while it is running hence configuration will only be
configured when it is not running. If you execute Homing while it is running, the “error 291” would be appeared.
(c) Error state for each axis
According to exercise from “Chapter 7.1.2 Current State Reading,” it is a signal of “Error state” for each axis. It turns on
when an error occurred. Operation will only work when there is no error. If you want to operate a system regardless of
errors, you can just inactivate the function.
(d) Ready signal for each axis
According to exercise from “Chapter 7.1.2 Current State Reading,” it is a signal of “Drive Ready” for each axis. This
command only works when this is the condition for Drive Ready is on. If it is not set as “ON,” the “error 295” would be
appeared.
(e) Address of Positioning Module
In this example, Positioning Module is installed at the 1 slot of 0 bases.
(f) Axis of command execution
You can set an axis for Inching Operation. UP type supports for 4 axes. In the “execution of axis” from the configuration
of Manual Operation, you can set a value for axis1 through axis4.
(g) State of Operation complete
If function block is completed without error, “1” will be outputted and maintain “1” until the next operation. If error
occurred, “0” will be outputted.
(h) Error State
This is the area that output error no. if there are errors in operation of function block.
(i) For more information, reference for Homing is in the “Chapter 8.1.”