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Modbus ASCII Serial
Communications Schematic:
Modbus ASCII Serial diagram
Supported Devices
Device Note
Modbus ASCII compatible devices  
Flow Computers using the Daniels/Omni/Elliot register addressing.

Communications Protocol
  • Modbus ASCII Protocol.
Notes
  • Supports Ethernet Encapsulation.
  • Modbus ASCII™ Multi-drop Supported.
  • Full Address Range Support ( 0 - 65535 )
  • User Definable Read Block Sizes.
  • Adjustable Address Base ( 0 or 1 ).
  • Word Order Swapping for Floating Point and Longs.
  • RTU Functions used: 01, 02, 03, 04, 05, 06, 16.
  • Direct Support of Flow Automation flow computers.
  • All memory types and data types supported.

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Copyright © 2003 - 2008 Control Technology Corp. All Rights Reserved.
Quickstep™, QuickBuilder™, Blue Fusion™, CTServer™, WebMon™, iPanel™, CT HMI™, and CT webHMI™ are trademarks of Control Technology Corp. Java and the Java Coffee Cup Logo are trademarks or registered trademarks of Sun Microsystems, Inc. in the U.S. and other countries. All other trademarks are the properties of their respective organizations.
Phone numbers:
Sales & Order Entry: 888.818.2600 Tech Support: 800.282.5008 Other: 508.435.9595 Fax: 508.435.2373
Address: 25 South Street, Hopkinton, MA 01748

Last site update July, 2008