Configuration, displays and display elements
7.5 LED display
SCALANCE X-300
142 Operating Instructions, 10/2010, A5E01113043-10
The "DM" LED for the display mode
The "DM" LED (Display Mode) indicates which of the four display modes A, B, C or D is
currently active. The meaning of the L1, L2 and P1, P2, ... LEDs depends on the display
mode.
LED color LED status Meaning
- off Display mode A
green on Display mode B
orange on Display mode C
yellow/orange flashes Display mode D
Selecting the display mode
Press the SELECT/SET button to set the required display mode. If the SELECT/SET button
is not pressed for longer than a minute, the device automatically changes to display mode A.
Pressing SELECT/SET button starting
at display mode A
Status of the "DM" LED Display mode
- off Display mode A (default mode)
Press once lit green Display mode B
Press twice lit orange Display mode C
Press three times flashes yellow/orange Display mode D
The "L1" and "L2" or L LEDs for the power supply
Whereas on other devices, the "L1" and "L2" LEDs indicate information about the power, on
the SCALANCE X306-1LD FE, this is done by the "L" LED. A redundant power supply for
this device can be recognized by the color of the LED.
Meaning in display mode A, B or C
LED Color Status Meaning
_ off Power supply L1 / L2 lower than 17 V *
)
L1 / L2
green on Power supply L1 / L2 higher than 17 V *
)
- off Power supplies L1 and L2 less than 17 V or not connected.
orange on Power supply L1 or L2 higher than 17 V
(no redundant supply).
L
green on Power supplies L1 and L2 higher than 17 V
(redundant supply).
*
)
The following applies to the X-300EEC:
For devices with power supply unit 24 to 48 V DC: Limit 17 V
For devices with a multiple range power supply unit 100 to 240 V AC / 60 to 250 V DC:
Limit voltage = 46.5 V DC or 80 V AC
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