7.7.1 Operator controls
Control elements of the mini handheld unit
Features of the operator controls:
● Emergency Stop button
The EMERGENCY STOP button must be pressed in the following emergency situations:
– When a person is at risk.
– When there is a danger of the machine or workpiece being damaged.
● Axis selection switch
The axis selection switch can be used to select up to five axes. The coding is carried out
in Gray Code.
Table 7-63 Coding of axis selection switch
Connector X1
Switch position Function
Pin 8 Pin 9 Pin 10
0 0 0 - Mini HHU not connected
1 1 0 0 No axis selected
0 1 0 Z Z axis selected
0 1 1 X X axis selected
1 1 1 Y Y axis selected
1 0 1 4 Axis 4 selected
0 0 1 5 Axis 5 selected
● Enabling button
The enabling button is designed as a 3-way switch. This must be held in its central position
for movements to be triggered.
● Handwheel
The handwheel can be used to initiate movements at the selected axis using the axis
selection switch. The handwheel supplies two track signals with 100 increments/revolution.
● Rapid traverse key
The rapid traverse key increases the traversing speed of the selected axis with the axis
selection switch. The rapid traverse button is active both for traversing commands issued
via the +/- keys and for handwheel signals.
● Traversing keys
The + and - traversing keys can be used to trigger traversing movements on the axis
selected via the axis selection switch.
● Function keys
The function keys can be used to trigger machine-specific functions.
Anschließbare Komponenten
7.7 Mini handheld unit
PPU and components
180 Manual, 05/2015, 6FC5397-2DP40-3BA4
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