Elgo P40T-002 Series, Operating Manual

Page: 24 / 88

Operation Modes
- 24 -
10.4 Reference an Axis
The following parameter settings can be selected in the menu
Sub Menu Axis -> General Axis General -> Mode reference (

11.4.2 Reference Mode):
1. MODE 1 (by parameters):
If the external reference input is active or the button “Reference” will be pressed for more than
3 seconds, the value stored in register
Sub Menu Axis

Distance Axis

Reference value is taken
as the current actual value for this axis.
2. MODE 2 (by target value):
If the external reference input is active or the button “Reference” will be pressed for more than
3 seconds, the entered “target position value” is taken as the current actual value for this axis.
3. MODE 3 (positive drive) to limit switch with index pulse.
10.4.1 Function of a Reference Run
The reference run will be started by touching the “Reference” button for more than 3 seconds.
The controller now moves the axis to be referenced depending on the parameter
Sub Menu Axis  Axis General  Mode reference (

11.4.2 Reference Mode):

The output “reference drive run” is set.
 If the appropriate input (limit switch positive or negative) is activated, the controller stops.
 After a dwell time the controller moves in the opposite direction.

As soon as the corresponding input (limit switch) is deactivated, the “index pulse input” is enabled.
 With the next zero pulse, the control is stopped and the reference value stored in the register
Axes

Reference is transferred to the actual value window.