22 Device Description
852-1322/852-1328 Industrial Managed Switch
Manual
1.0.01
3.3
Display Elements
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The industrial managed switch is equipped with device LEDs and port LEDs. You
can see the status quickly with the device LEDs, while the port LEDs provide
information about connection actions.
3.3.1
Unit-LEDs
Figure 6: Device-LEDs
Table 7: Legend for “Device LEDs” Figure
LED
Name
Status Description
PWR
Primary-Power-
LED
Green The industrial managed switch uses the primary
power supply.
Off
The primary power supply has been switched
off, or a fault has occurred.
RPS
Redundant-Power-
System-LED
Green The industrial managed switch uses the
redundant power supply.
Off
The redundant power supply has been switched
off, or a fault has occurred.
ALM
Alarm-LED
Red
Either PWR or RPS power input is missing
3.3.2
Port-LEDs
Figure 7: Port-LEDs
Table 8: Legend for “Port LEDs” Figure
LED
Name
Status Description
LINK/ACT 1000BASE T- Ports LED
(1 LED for each port)
Green
Port in operation.
Flashes Data traffic being routed via the port.
Off
No proper link established at the port.
100M/1G 10/100/1000BASE T-
Ports LED
(1 LED for each port)
Amber
Port in operation at 100/1000 Mbit/s.
Off
Port in operation at 10 Mbit/s or not linked.
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