90
Tru O N E® AT S , I N S TA LL ATI O N A N D O PER ATI N G I N S TR U C TI O N
1
L
CD
, T
O
U
CH
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Fig. 5.18 Signals of Ekip Com DeviceNet -module
5.6.3.1 Signallings
The following table illustrates the possi-
ble signals, and their meaning:
LED
Indication
Description
Power LED, green
Off
Power supply absent.
On fixed
Power supply and communication with the
device present.
On, with two quick flashes per
second
Power supply present, and communication with
device absent.
Network LED, red
Off
Device off line (with red LED off)
1)
, or in error
conditions (with red LED on).
On, fixed
Device on line, and allocated on a master
(operating condition).
On, flashing
Device on line, but not allocated on a master
(device ready for communication).
Status LED, green
Off
No error.
On, fixed
Device in bus off, or Network Power absent
condition.
On, flashing
I/O connection (cyclic data) in timeout.
1)
The device has not yet sent Duplicate ID sequence on line.
—
Table 5.12 Indication / Ekip Com DeviceNet -module in HMI
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