IDEC HR6S-AF, Original Instructions Manual

Page: 38 / 93

Engineering
38
HR9Z-B2192 8/2020
Timing Diagram for Example with Emergency Stop
The following timing diagram provides an overview of the example with Emergency Stop.
Legend
Item Description
1

The first safety-related input (A) is activated (actuator of Emergency Stop button pulled out).

The device remains in the defined safe state.
2

The second safety-related input (B) is activated (second output contact of Emergency Stop
button).

If an application function with synchronization ( see page 42 ) is used, the first safety-related
output (A) is only activated if the second safety-related input (B) is activated within the
synchronization time.

The start button has not yet been pressed so the start condition is not yet fulfilled and the
device remains in the defined safe state.
3

The start button is pressed.

The start condition is fulfilled. See the chapter Start Functions
( see page 65 ) for detailed
information on the start functions.

The safety-related output is activated within the activation delay time
( see page 29 ).

If an application function with synchronization
( see page 42 ) of two input channels is used,
the safety-related output is only activated if the two channels of the safety-related input have
been activated within the synchronization time.

The motor runs. The device is not in the defined safe state.
4

The start button is released.