TD350 Series VFD Extension cards
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On: The communication card is online and data exchange
can be performed.
Off: The communication card is not in the online state.
On: The communication card is offline and data exchange
cannot be performed.
Blinks: The communication card is not in the offline state.
Blinks at the frequency of 1 Hz: A configuration error
occurs: The length of the user parameter data set during
the initialization of the communication card is different from
that during the network configuration.
Blinks at the frequency of 2 Hz: User parameter data is
incorrect: The length or content of the user parameter data
set during the initialization of the communication card is
different from that during the network configuration.
Blinks at the frequency of 4 Hz: An error occurs in the ASIC
initialization of PROFIBUS communication.
Off: The diagnosis function is disabled.
On: The control board feeds power to the communication
card.
For details about the operation, see the TD350 Series VFD Communication Extension Card
Operation Manual.
A.6.3 Ethernet communication card (EC-TX504)
The EC-TX504 communication card adopts standard RJ45 terminals.
Indicator definition
On: The extension card is establishing a connection
with the control board.
Blinks periodically: The extension card is properly
connected to the control board (the period is 1s, on for
0.5s, and off for the other 0.5s).
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