Copyright © 2021 CoreTigo Ltd.
TigoMaster 2TH – PROFINET User Manual
No configuration;
or low speed physical link; or no physical link
Table 10: LED States PROFINET IO
The indicator turns on and off for 3 seconds with a frequency of 1 Hz: “on” for 500
ms, followed by “off” for 500 ms.
The indicator turns on and off with a frequency of 2 Hz: “on” for 250 ms, followed
by “off” for 250 ms.
3.2.5.5. Ethernet Status LEDs
The following table describes the LED states of the link and activity LED.
Table 11: Ethernet status
The device is linked to the Ethernet.
The device has no link to the Ethernet.
Flickering (load
dependent)
The device sends/receives Ethernet frames.
The device does not send/receive Ethernet frames.
Table 12: Ethernet LED States
Flickering (Load
Dependent)
The indicator turns on and off with a frequency of approximately 10 Hz to
indicate high Ethernet activity – On for approximately 50 ms, followed by
off for approximately 50 ms. The indicator turns on and off in irregular
intervals to indicate low Ethernet activity.
3.2.5.6. Wireless Track Status LEDs
The wireless track status LEDs WT1 … WT3 indicate the states for the wireless tracks 1, 2 and 3 as
described in the table below.
Table 13: Wireless track status WT1 … WT3
Duo LED red/green/yellow (yellow = red and green simultaneously)
Track operational mode and track service mode
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