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58 Electrical installation
Embedded fieldbus interface, terminal X4
Pin
Name
X4:1
Data +
X4:2
Data -
X4:3
GND_A
Embedded fieldbus interface, termination resistor switch
Switch
Name
S1:1
BIAS_ENA
S1:2
TER_ENA
Description
Inverter RS-485 transmit data
Inverter RS-485 receive data
Functional ground, isolated
Description
Not used, default OFF
120 Ohm termination resistor enable, Switched ON at the end of
the embedded fieldbus network, default OFF
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