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8.2
Display and operating elements
The LED indicators on the front side of the AS-i safety monitor provide information
about the operating mode and the device state.
LED AS-i 1
LED AS-i 2
Output circuit 1
Fig. 8.2-1: Overview of device LEDs
Meanings of the LED indicators in protective operation
LED
AS-i 1
AS-i 2
1 READY
(per output circuit)
92
not used
Colour
off
green,
continuous
off
red,
continuous
off
yellow,
continuous
yellow,
flashing
ASM1, ASM1E
Output circuit 2
Meaning
no supply
AS-i supply present
normal operation
communication error
–
start-up/restart-disable active
external test necessary / acknowledgement / delay
before start-up active
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