Mitsubishi FX3U-422-BD - S500 Series (When Connected to RS-485 Port)

E-40
FX Series PLC User's Manual - Data Communication Edition
Inverter Communication
5 Communication Setting in Inverter
5.2 S500 Series (When Connected to RS-485 Port)
5.2 S500 Series (When Connected to RS-485 Port)
5.2.1 Contents of parameter setting
1. Contents of communication setting (essential items)
The table below shows parameters which should be set in all cases.
2. Parameters which should be adjusted between test operation and actual operation
3. Others (which should be set if necessary)
The table below shows parameters to be considered when using various system configuration and inverters.
For the method of use, refer to the respective inverter manual.
Model Model classification
Inverter connection
destination
Parameters applicable in
inverter
Reference
section
S500 Series
Only models with built-in RS-485 port RS-485 port Pr79,n1 to n12 5.2
E500 Series Models with built-in PU port PU port Pr79,Pr117 to Pr124 5.3
A500 Series
Models with built-in PU port PU port Pr79,Pr117 to Pr124 5.4
Option FR-A5NR computer link Pr79,Pr331 to Pr342 5.5
F500 Series
Models with built-in PU port PU port Pr79,Pr117 to Pr124 5.4
Option FR-A5NR computer link Pr79,Pr331 to Pr342 5.5
V500 Series
Models with built-in PU port PU port Pr79,Pr117 to Pr124 5.4
Option FR-A5NR computer link Pr79,Pr331 to Pr342 5.5
D700 Series Models having built-in PU port PU port
Pr79,Pr117 to Pr124,
Pr340, Pr549
5.6
E700 Series
Models having built-in PU port PU port
Pr79,Pr117 to Pr124,
Pr.340, Pr549
5.6
Option
FR-E7TR
control terminal option
A700 Series
Models with built-in RS-485 terminal RS-485 terminal Pr79,Pr331 to Pr342, Pr549 5.7
F700 Series
Models with built-in RS-485 terminal RS-485 terminal Pr79,Pr331 to Pr342, Pr549 5.7
Parameter No. Parameter item Set value Setting contents
n1 Communication station number 00 to 31 Up to eight inverters can be connected.
n2 Communication speed
48 4800 bps
96 9600 bps
192 19200 bps (standard)
n3 Stop bit length 10 Data length: 7-bit/Stop bit: 1-bit
n4 Parity check presence/absence 2 Even parity present
n7 Wait time setting --- Set with communication data
n11 CR/LF selection 1 With CR, without LF
Pr79 Operation mode selection 0
External operation mode is selected when
power is turned ON.
n10 Link start mode selection 1 Computer link operation
n6 Communication check time interval --- Communication check suspension
Parameter No. Parameter item Set value Setting contents
n5
Number of
communication retries
---
Set the value shown on the left during adjustment, and
set a value from 1 to 10 during operation.
Parameter No. Parameter item Set value Setting contents
n12 EEPROM write selection 0 or 1
0: Written to RAM and EEPROM
1: Written to RAM only. Not written to EEPROM
n8
Operation command
write
0 or 1
0: PLC
1: External
n9 Speed command write 0 or 1
0: PLC
1: External