F3 DIO 16/8 01 3 Product Description
HI 800 177 E Rev. 1.01 Page 21 of 58
3.4.1 LED Indicators
The light-emitting diodes (LEDs) indicate the operating state of the remote I/O. The LEDs
are classified as follows:
Operating voltage LED
System LEDs
Communication LEDs
I/O LEDs
3.4.1.1 Operating Voltage LED
LED Color Status Description
On 24 VDC operating voltage present 24 VDC Green
Off No operating voltage
Table 5: Operating Voltage LED