7
PARAMETER SETTING
7.1 Parameter Settings and Setting Procedure
7 - 2
1
OVERVIEW
2
SYSTEM 
CONFIGURATION
3
SPECIFICATIONS
4
MODBUS(R) STANDARD 
FUNCTIONS
5
FUNCTION
6
PRE-OPERATIONAL 
PROCEDURES AND 
SETTINGS
7
PARAMETER SETTING
8
UTILITY PACKAGE 
(GX Configurator-MB)
(3) Parameter setting procedure
Set the parameters by the following procedure.
Figure 7.1 Parameter setting procedure
YES
NO
NO
YES
NO
YES
Set function parameters to be used.
 Automatic communication parameters 
 
MODBUS   device assignment parameters 
 Automatic refresh settings
R
Set the intelligent function module 
switch's MODBUS    device 
assignment parameter starting 
method (switch 2, bit 0) to ON.
R
Change MODBUS    device
 assignment?
R
R
Create a sequence program for parameter 
setting of functions to be used.
Start 
Set parameters with 
GX Configurator-MB?
Write parameters to the  
programmable controller CPU.
With the RUN/STOP switch set to 
RUN, reset the programmable  
controller CPU.
SP.PARA ERROR  
occurred in the  
programmable  
controller CPU?
Check the auto-refresh parameters, 
the head input/output numbers, etc.
(To next page)
After writing the sequence  
program to the programmable  
controller CPU, reset the  
programmable controller CPU
Put the programmable controller  
CPU into the RUN status
1) 
Set the intelligent function module 
switch's MODBUS   device 
assignment parameter starting 
method (switch 2, bit 0) to ON.
  Automatic communication parameters
R
  MODBUS   device assignment parameters
(  Section 6.6)
(  Section 6.6)
(  Section 9.1.1, 9.2.1)
(  Section 8.4.1)
(  Section 8.4.2)
(  Section 8.5)
(  Section 9.1.2, 9.2.2)