MODBUS
RTU
Master/Slave Communication
8-2
8.1 Configuration
8.1.1 Setting Communication Conditions
Configuration
Setting items
Default
Specification range
Remark
Communication mode
MEWTOCOL-
COM
MODBUS-RTU Specify
"MODBUS-RTU".
Station no.
1
0 - 247
Set a specific station no. for PLC to
be connected to the PLC link. Set a
value that does not overlap with
other devices.
Baud rate
9600
300 / 600 / 1200 / 2400 /
4800 / 9600 / 19200 /
38400 / 57600 / 115200
The setting must be done
according to the devices
connected.
Data length
8 bits
8 bits
Parity Odd
Even
Stop bit
1 bit
1 bit
RS/CS
Invalid
Invalid / Valid
The setting must be done
according to the devices
connected. In general, 8-bit length,
even parity, and 1-stop bit is used.
Send waiting time
(set value × 0.01 ms)
0
0 - 10000
Set this when it is necessary to
delay response to the partner
device in slave communication.
Start code STX
Invalid
-
Terminator setting
CR
-
Terminator judgment
time
(set value × 0.01 ms)
0 -
Modem initialization
Do not initialize
-
Use the unit in the default setting
as indicated on the left.
(Note 1) In MODBUS communication, the following setting items need not to be specified.
Start code, terminator setting, terminator judgment time, modem initialization, PLC link setting
Phone: 800.894.0412 - Fax: 888.723.4773 - Web: www.clrwtr.com - Email: [email protected]
Содержание AFP7CCM1
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Страница 10: ...Table of Contents viii Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...
Страница 21: ...2 Names and Functions of Parts Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...
Страница 24: ...Names and Functions of Parts 2 4 Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...
Страница 25: ...3 Wiring the COM Port Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...
Страница 45: ...3 I O Allocation Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...
Страница 52: ...I O Allocation 4 8 Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...
Страница 57: ...6 PLC Link Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...
Страница 97: ...9 General Purpose Communication Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...
Страница 114: ...General Purpose Communication 9 18 Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...
Страница 115: ...4 Troubleshooting Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...
Страница 124: ...Troubleshooting 10 10 Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...
Страница 125: ...11 Specifications Phone 800 894 0412 Fax 888 723 4773 Web www clrwtr com Email info clrwtr com ...