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FX3S/FX3G/FX3GC/FX3U/FX3UC Series
Programming Manual - Basic & Applied Instruction Edition
30 External Device Communication – FNC270 to FNC276
30.3 FNC272 – IVRD / Inverter Parameter Read
2. Related devices
→ For the instruction execution complete flag use method, refer to Subsection 6.5.2.
*1. Cleared when PLC power supply is turned from OFF to ON.
*2. Cleared when the PLC mode switches from STOP to RUN.
*3. Initial value: -1
Cautions
→ For other cautions, refer to the Data Communication Edition manual.
• It is not permitted to use an "RS (FNC 80)/RS2 (FNC 87)"/"ADPRW (FNC276)"/"FLCRT (FNC300) to FLSTRD
(FNC305)" instruction and an "IVCK (FNC270) to IVMC (FNC275)" instruction for the same port.
• Two or more inverter communication instructions (FNC270 to FNC275) can be driven for the same port at the same
time.
PLC applicable version
The table below shows PLC versions applicable to each inverter.
Number
Description
Number
Description
ch1 ch2 ch1 ch2
M8029 Instruction execution complete D8063 D8438
Error code of serial communication error
*1
M8063 M8438
Serial communication error
*1
D8150 D8155
Response wait time in inverter communication
*1
M8151 M8156 Inverter communicating D8151 D8156
Step number in inverter communication
*3
M8152 M8157
Inverter communication error
*2
D8152 D8157
Error code of inverter communication error
*2
M8153 M8158
Inverter communication error latch
*2
D8153 D8158
Latch of inverter communication error occurrence
step
*2*3
M8154 M8159
IVBWR instruction error
*2
D8154 D8159
IVBWR instruction error parameter number
*2*3
PLC FREQROL-V500/F500/A500/E500/S500 FREQROL-F700/A700 FREQROL-E700/D700
FX3S Ver. 1.00 or later
FX3G Ver. 1.10 or later
FX3GC Ver. 1.40 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