Modbus Ethernet Driver Specs

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Modbus Ethernet
Communications Schematic:
Modbus Ethernet diagram

Supported Devices

Device	Note
Modbus Ethernet	n/a
Mailbox	Consult your Modicon Documentation on the MSTR instruction for sending unsolicited requests to the Modbus Ethernet driver.
Roxar RFM	n/a
Fluenta	n/a

Communications Protocol

Modbus Ethernet.

Notes

Automatic Tag Database Generation.
Supports Multiple PLCs via IP addressing.
Supports Modicon Ethernet to Modbus Plus bridging.
Supports Multiple or Single socket usage for better gateway resource management.
Supports Tag import from Concept and ProWORX programming packages.
Supports Memory Accesses to 65535.
Hex Addressing Support (0-FFFF).
User Definable Read Block Sizes.
Adjustable Address Base ( 0 or 1 ).
Word Order Swapping for Floating Point and Longs.
0xxxx - Output Coils, 1xxxx - Input Coils, 3xxxx - Internal Registers, 4xxxx - Holding Registers.
All data types and arrays are supported.

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Last site update July, 2008