765-4501/0100-0000
Diagnostics
Product manual | Version: 1.1.0
117
8PORT IOL-A FLD EI DC 24V 2.0A
11
Diagnostics
11.1 Diagnostics via Indicators
Power Supply Status
The 1L and 2L LEDs indicate the status of the supply voltages.
Table 78: Supply Voltage Status, 1L and 2L
LED
Color
State
Description
1L
Duo LED, red/green
Green
On
1L supply voltage OK
Red
On
1L undervoltage (voltage between 11 V and
18 V)
Red
Flashing
1L overvoltage (voltage above 30 V)
Off
Off
No 1L supply voltage
2L
Duo LED, red/green
Green
On
2L supply voltage OK
Off
Off
No 2L supply voltage
System Status
The SYS LED indicates the status of the system (product).
Table 79: System Status
LED
Color
State
Description
SYS
(system status)
Duo LED, yellow/green
Green
On
System status: OK
Yellow
On
Firmware update is active
Off
Off
No power supply
Status of the Field-Side Functions
The FLD LED indicates the status of the field-side functions.
Table 80: Field LED
LED
Color
State
Description
FLD
Duo LED, green/yellow (yellow = simultaneously red and green)
Green
On
Normal operating state
Green
Flashing (1 Hz)
Force mode is active
Yellow
On
Configuration error
Off
Off
Non-operational; no voltage
Application Status
The APL LED indicates the status of the application.
Table 81: APL LED
LED
Color
State
Description
APL
Duo LED, red/green/yellow (yellow = simultaneously red and green)
Off
Off
LED without function
