A-8
FX Series PLC User's Manual - Data Communication Edition
Common Items
1 Introduction
1.2 Outline and Features of Communication Types
1.2.5 Inverter Communication
→ Refer to the "Inverter Communication" section.
1. Outline
2. Applicable PLCs
:Applicable
—:Not applicable
3. Communication targets
1) For FX2N or FX2NC PLC
FREQROL Series (S500, E500 and A500) inverters
2) For FX
3G, FX3U or FX3UC PLC
FREQROL Series (S500, E500, A500, F500, V500, D700, E700, F700 and A700) inverters
The table below shows PLC versions applicable to each inverter.
4. Function
This communication allows the connection of inverters (computer link) in accordance with RS-485 to control
operations and change parameters.
5. Applications
Operations with up to eight inverters can be controlled from a PLC.
PLC FX2(FX),FX2C FX0N FX1S,FX1N,FX1NC FX2N FX2NC FX3G FX3U,FX3UC
Communication
applicability
—— —
PLC FREQROL-S500/E500/A500 FREQROL-F500/V500 FREQROL-F700/A700 FREQROL-D700/E700
FX
2N•FX2NC Ver.3.00 or later —
FX
3G Ver.1.10 or later
FX
3U Ver.2.20 or later Ver.2.32 or later
FX
3UC Ver.1.00 or later Ver.2.20 or later Ver.2.32 or later
RS-485
FXCPU
• • • • • • •
•
Number of connectable inverters : 8 maximum
•
Total extension distance : 500 m (1640' 5") [50 m (164' 0") when 485BD is connected]
Terminal
resistor
Terminal
resistor
Inverter Inverter Inverter
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