HMI control keys
● The number pad contains the numbers 1-9, the decimal point and the minus sign
● The cursor pad is used to navigate on the screen.
● Seven keys for
– Input
– Menu change
– Switch-over of the softkey bars
– Help function
Emergency Stop button
The red mushroom-shaped head of the Emergency Stop button is provided with a yellow ring.
Directly under the mushroom-shaped head, there is also a black ring which identifies the
position status of the Emergency Stop button.
State
Ring (black) Visible Not visible
Emergency Stop button Not pressed Pressed
If an emergency stop is triggered, the button locks into place.
If the button is locked into place, it can be unlocked by rotating it to the right.
Emergency Stop button
Press the red button in emergencies when
∎ people are at risk,
∎ there is the danger of machines or the workpiece being
damaged.
As a rule, when operating the Emergency Stop button, all
drives are brought to a standstill with max. braking torque.
Machine manufacturer
For other responses to the Emergency Stop:
Refer to the machine tool manufacturer's instructions!
The signals are sent via the connecting cable to the terminal box or the connection module
and are available for further wiring.
Rotary override switch
The rotary override switch of the HT 8 has 19 positions.
The evaluation scale (0 to max.) is specified by the machine's manufacture in the form of
machine data.
Operator control and display elements
3.2 Description
Handheld Terminal HT 8
Manual, 07/2015, A5E36371621B-AB 97
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