■FR-A5NR (V500 Series only)
• In the case of 1-to-1 connection
When a distributor is not used
Twisted pair cable
• In the case of 1-to-n connection
When a distributor is not used
Twisted pair cable
Cable
Twisted pair cable
Use commercial three-pair type twisted cables of 0.3 mm
The specifications of the cables used in wiring are shown.
■RS-485 cable specifications
Items
Cable type
Number of pairs
Conductor resistance (20)
Insulation resistance
Voltage resistance
Electrostatic capacitance (1 kHz)
Characteristic impedance (100 kHz)
4 INVERTER COMMUNICATION
80
4.5 Wiring
FR-A5NR
Termination resistor
Twisted pair cable
FR-A5NR
Twisted pair cable
FR-A5NR
2
or more.
Description
Shielded cable
3p
88.0 /km or less
10000 M-km or more
500 V DC, 1 minute
60 nF/km or less as an average
11010
Termination resistor
FR-A5NR