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MELSEC-Q
7 PARAMETER SETTING
7 PARAMETER SETTING
This chapter explains the settings of the parameters.
7.1 Parameter Settings and Setting Procedure
(1) Parameter types
To use the QJ71MT91, set the following parameters as necessary.
(a) Basic parameters
Set the basic information necessary for the QJ71MT91.
When using the preset initial values of the QJ71MT91, no setting is
required.
Refer to Section 7.2 for details.
(b) Automatic communication parameters
Set the automatic communication parameters when using the automatic
communication function with the QJ71MT91 acting as the master.
Refer to Section 7.3 for details.
If the automatic communication function is not to be used, setting of these
parameters are not required.
(c) MODBUS
R
device assignment parameters
Set the MODBUS
R
device assignment parameters when using the
MODBUS
R
device assignment function with the QJ71MT91 acting as a
slave.
When using the initial values preset to the QJ71MT91, no setting is
required for these parameters.
Refer to Section 7.4 for details.
(2) Parameter setting method
Set the parameters to the QJ71MT91 by any of the following methods.
(a) Setting from utility package
Set the parameters from the GX Configurator-MB utility package.
Refer to Chapter 8 for details.
(b) Setting from sequence program
Set the parameters from the sequence program.
Refer to Chapter 9 for details.
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