Hakko Electronics Monitouch V9 Series Connection Manual page 400

EH-SIO
PORT1/PORT2
The following table shows the signal level and the communication protocol for each port. Other parameters (7 bits, 1 bit,
even) are fixed.
Port
PORT1
PORT2
DIP switch 1/2
Set the baud rate for PORT1/2 using the DIPSW1/2 attached to the side of EH-SIO. For more information, refer to the PLC
manual issued by the manufacturer.
Ladder program
Make initial settings for the transmission control protocol and the station number.
For more information, refer to the PLC manual issued by the manufacturer.
MICRO EH
The following table shows the signal level and the communication protocol for each port. Other parameters (7 bits, 1 bit,
even) are fixed.
CPU Model
EH-D10
EH-D14 / EH-A14
EH-D20 / EH-A20
EH-D23 / EH-A23
EH-D28 / EH-A28
EH-D40 / EH-A40
EH-D64 / EH-A64
EH-D23 / EH-A23
EH-D28 / EH-A28
EH-x64xxx + EH-OB232
EH-x64xxx + EH-OB485
Signal Level
Transmission control protocol 1
RS-232C
Transmission control protocol 2
Transmission control protocol 1
RS-232C
Transmission control protocol 2
Transmission control protocol 1
Transmission control protocol 2
RS-422
Transmission control protocol 1 with port
Transmission control protocol 2 with port
Transmission control protocol 2
RS-485 Transmission control protocol 1 with port
Transmission control protocol 2 with port
Port
PORT1
PORT2
PORT2
Communication Protocol
Signal Level
RS-232C
RS-422
RS-232C
RS-422
20.1 PLC Connection
EH-SIO Version
Version 2.0 and later
Version 2.1 and later
Version 2.0 and later
Version 2.1 and later
Version 2.0 and later
Version 2.1 and later
Version 2.0 and later
Version 2.1 and later
Version 2.1 and later
Version 2.0 and later
Version 2.1 and later
Communication Protocol
Transmission control protocol 1
Transmission control protocol 2
Transmission control protocol 1
Transmission control protocol 2
Transmission control protocol 1 with port
Transmission control protocol 2 with port
Transmission control protocol 1
Transmission control protocol 2
Transmission control protocol 1
Transmission control protocol 2
Transmission control protocol 1 with port
Transmission control protocol 2 with port
20-5