19
3
(3) Terminating resistor
Connect terminating resistors to the both ends of a network if the both ends are FR-A8NP-mounted inverters.
Caution
After wiring, wire offcuts must not be left in the inverter. They may cause an error, failure or malfunction.
PROFIBUS communication cable
Inverter
Motor
Motor
Power
supply
Inverter
Power
supply
Terminating
resistor
PLC etc.
Master station
V+
D+
D-
D+
D-
V-
R1
R2
R1=390
Ω
2% 1/4W
R2=220
Ω
2% 1/4W
R3=390
Ω
2% 1/4W
Connection example
To other inverter
(node)
R3
Terminating
resistor
Содержание FR-A8NP
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