Figure6-18 : Function Setting To Connect To Hmi Or Scada - ICP DAS USA PMC-523 Series User Manual

ICP DAS PMC-523x/PMC-224x/PMD Series User Manual
PMD-2201
PMD-4201
The following section will introduce how to set I/O interface for different
functions:
 Connect to HMI or SCADA via COM Port
The settings steps are as below:
 COM3/COM4
Master to connect Modbus RTU slave devices or for
Modbus RTU Slave to connect HMI or SCADA.
 LAN：LAN connection is by default set for Modbus
TCP Slave to connect HMI or SCADA. It can also be
set for Modbus TCP Mater to connect Modbus TCP
devices.
 COM1/COM2
Master to connect Modbus RTU slave devices or for
Modbus RTU Slave to connect HMI or SCADA.
 LAN：LAN connection is by default set for Modbus
TCP Slave to connect HMI or SCADA. It can also be
set for Modbus TCP Mater to connect Modbus TCP
devices.
 COM1/COM2
Master to connect Modbus RTU slave devices or for
Modbus RTU Slave to connect HMI or SCADA.
 COM3
)：Reserved specifically for Modbus
(RS-485
RTU Slave for connections to HMI or SCADA.
 LAN：LAN connection is by default set for Modbus
TCP Slave to connect HMI or SCADA. It can also be
set for Modbus TCP Mater to connect Modbus TCP
devices.
Figure6-18 : Function setting to connect to HMI or SCADA
：Reserved for Modbus RTU
(RS-485)
：Reserved for Modbus RTU
(RS-485)
：Reserved for Modbus RTU
(RS-485)
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