7 Applied Instructions
7.24 External Device Communication (Inverter
734
FXCPU Structured Programming Manual
(Basic & Applied Instruction)
Cautions
→ For other cautions, refer to the Data Communication Edition manual.
1) The instruction is provided in the FX
3G PLC Ver. 1.10 or later.
2) It is not permitted to use the RS and RS2 instructions and an inverter communication instruction (IVCK,
IVDR, IVRD, IVWR and IVBWR) for the same port.
3) Two or more inverter communication instructions (IVCK, IVDR, IVRD, IVWR and IVBWR) can be driven
for the same port at the same time.
4) Some restrictions to applicable devices
S1: Applicable to the FX
3U, FX3UC and FX3G PLCs only.
S2: Applicable to the FX
3U and FX3UC PLCs only.
PLC applicable version
The table below shows PLC versions applicable to each inverter.
PLC FREQROL-V500/F500/A500/E500/S500 FREQROL-F700/A700 FREQROL-E700/D700
FX3G Ver.1.10 or later
FX3U Ver.2.20 or later Ver.2.32 or later
FX3UC Ver.1.00 or later Ver.2.20 or later Ver.2.32 or later
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