Frequency Inverter ST600 Series High-Performance Multifunction VFD Expansion cards
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Definition of the state indicator
The PROFINET communication card has 9 indicators, of which LED1 is the power indicator, LED2–5
are the communication state indicator of the communication card, and LED6–9 are the state indicators
of the network port.
LED2
(Bus state indicator)
The connection to the network cable between the
PROFINET controller is OK, but the communication
is not established.
Communication with the PROFINET controller has
been established
LED3
(System fault indicator)
PROFINET diagnosis exists
LED4
(Slave ready indicator)
TPS-1 protocol stack has started
TPS-1 waits for MCU initialization
TPS-1 protocol stack does not start
LED5
(Maintenance state
indicator)
Manufacturer-specific–depending on the
characteristics of the device
LED6/7
(Network port state
indicator)
PROFINET communication card and PC/PLC have
been connected via a network cable
PROFINET communication card and PC/PLC have
not been connected yet
LED8/9
(Network port
communication indicator)
PROFINET communication card and PC/PLC are
communicating
PROFINET communication card and PC/PLC are
not yet communicating
Electrical connection
The PROFINET communication card adopts a standard RJ45 interface and can adopt the linear
network topology or star network topology. The electrical connection in linear network topology mode
is shown in the following.
Master
device
Slave device 2
RJ45
RJ45
Slave device 1
RJ45
RJ45
Slave device n
RJ45
RJ45
The star network topology electrical connection diagram is shown in the following: