Goodrive270 series VFD for fan and pump Expansion card
-298-
A.5.2 Ethernet communication card (EC-TX504)
The EC-TX504 communication card adopts standard RJ45 terminals.
Indicator definition:
LED1 Status indicator
This indicator is on when the expansion card is
establishing a connection with the control board;
it blinks periodically after the expansion card is
properly connected to the control board (the
period is 1s, on for 0.5s, and off for the other
0.5s).
and it is off when the expansion card is
disconnected from the control board.
LED2
Network connection
status indicator
This indicator is on when the physical connection
to the upper computer is normal;
it is off when the upper computer is
LED3
Network
communication status
indicator
This indicator is on when there is data exchange
with the upper computer;
it blinks when there is no data exchange with the
LED4 Power indicator
This indicator is on after the control board feeds
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