
DXI SAC Software: External Protocol Support
Page 6 Document DXI-APP-102-1.1
4.6 Custom Modbus TCP/IP Host
This host is a simple interface for controlling limited DXI systems using Modbus TCP/IP protocol.
This protocol has been used with Cimplicity/HMI software.
This protocol is not recommended for new systems, as it has limited functionality, and a limited number of
stations that can be controlled.
Custom Modbus TCP/IP Host Documentation
Document ID Document Name Notes
IM-MES-MODTCPIP Modbus TCP/IP Touch Screen Host Interface
Custom Modbus TCP/IP Documentation
4.7 Dynatrol Host
This host is for controlling DXI systems with QNX Dynatrol software running on the same computer as the SAC
software.
This protocol is for use only with Dynatrol software.
Dynatrol Host Documentation
Document ID Document Name Notes
IM-PROT-DYN Dynatrol Host Protocol Dynatrol communications protocol
IM-MES-DXI Host port command/status messages
Command/Status messages
4.8 Modbus Plus Host
This host allows controlling the DXI system using Modbus over a Modbus Plus network.
This protocol is compatible with Modicon and Allen Bradley PLC’s.
This requires additional hardware and software purchased from Harding Instruments.
This is not recommended for new systems.
Modbus Plus Host Documentation
Document ID Document Name Notes
IM-PROT-MODP Modbus TCP/IP Touch Screen Host Interface
Modbus Plus communications protocol
IM-MES-DXI Host port command/status messages Command/Status messages
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