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6-4. Setting communication protocol (COM PROTOCOL)
①
'COM PROTOCOL' is displayed using
key.
②
Select communication protocol using
key and register it using
key.
Selection
Communication Protocol
Initial value
MODBUS (RTU)
MODBUS protocol RTU mode
MODBUS (ASCII) MODBUS protocol ASCII mode
PRIVATE PRIVATE
protocol
MODBUS (RTU)
Ú
If communication protocol is changed, communication character changes to initial value.
6-5. Setting communication character (COM CHARACTER)
①
'COM CHARACTER' is displayed using
key.
②
Select communication character using
key and register it using
key.
[MODBUS RTU]
Selection
Bit length
Parity
Stop bit
Initial value
8BIT/NON/STOP1 1
8BIT/NON/STOP2
None
2
8BIT/EVEN/STOP1
1
8BIT/EVEN/STOP2
Even
2
8BIT/ODD/STOP1 1
8BIT/ODD/STOP2
8bit
Odd
2
8BIT/NON/STOP1
[MODBUS ASCII]
Selection
Bit length
Parity
Stop bit
Initial value
7BIT/EVEN/STOP1
1
7BIT/EVEN/STOP2
Even
2
7BIT/ODD/STOP1 1
7BIT/ODD/STOP2
7bit
Odd
2
8BIT/NON/STOP1 1
8BIT/NON/STOP2
None
2
8BIT/EVEN/STOP1
1
8BIT/EVEN/STOP2
Even
2
8BIT/ODD/STOP1 1
8BIT/ODD/STOP2
8bit
Odd
2
7BIT/EVEN/STOP1