Startup Of The Modem Function; Startup Procedure Of The Modem Function - Mitsubishi Electric MELSEC iQ-R Series User Manual

7.4

Startup of the Modem Function

This section explains the startup procedures, processing methods and programming when the modem function of C24 is
used.

Startup procedure of the modem function

The following shows the procedure to start the modem function and start data communications.
Procedure up to initialization of C24 modem/TA
Initialize the modem/TA connected to C24 in order to use the modem function. Initialization of the modem/TA enables
respective communications.
Parameter setting of
the C24 to
CPU module
Initial setting of C24
(Setting with
Engineering tool)
*1 Page 152 System Configuration
*2 MELSEC iQ-R Serial Communication Module User's Manual (Startup)
*3 Page 449 Individual station test
*4 Page 174 Initial settings of Serial communication module
*5 Page 422 PARAMETER SETTING
*6 Page 177 Register/read/delete data for initialization
*7 Page 181 Register/read/delete data for connection
*8 Page 185 Initialization of modem/TA (terminal adapter)
*9 Page 173 Procedure for data communication
7 COMMUNICATIONS BY THE MODEM FUNCTION
172
7.4 Startup of the Modem Function
Start
Determine the system configuration.*1
Verify the C24 specifications.*2
Installation to the base unit
Supplying power to the station with C24
Individual station test of C24
Connecting C24 and modem/TA
Supplying power to the modem/TA
Supplying power to the station with C24
Setting and registration with Engineering tool
Parameter setting of C24
Registration in CPU module (Writing to programmable controller)
Initial setting of C24*4,*5
Registration of the data for initialization*6
Registration of data for connection*7
Initialization of the modem/TA(modem function system setting)*8
Data communication *9
After the individual station test, turn off the
power supply to the station with C24.
After setting the modem/TA switch, connect it with the
included RS-232 cable or any designated cables.
Supply power from the modem/TA side.
Transmission setting (Other than operation setting (OFF) should
be set according to the modem/TA.) Communication protocol
setting (set accordingly) Station number setting (0 to 31)