Control elements
© Siemens AG 2003 All Rights Reserved
SIMOTION Safety Unit (AP) - Edition 06.2003
4-35
4.5.4
Restart inhibit of light curtain in clock mode
The restart inhibit is indicated by a flashing fault lamp and is activated in the
following cases:
•
Start of the Safety Unit after a power off or stop (keyswitch position).
•
In the event that the operating mode is changed on the selection switch of the
light curtain. In the clock mode, if there is an interruption during a hazardous
movement.
•
In the clock mode, in the event that there is no intervention for more than 30 s.
The restart inhibit is acknowledged by the command device. Either a separate
button or a two-hand control can be used as a command device.
Parameterization
Figure 4-6 Operating the light curtain