Omron E5 D Series Communications Manual page 16

CONTENTS
Preface .......................................................................................................................1
Terms and Conditions Agreement........................................................................... 2
Warranty, Limitations of Liability ................................................................................................................. 2
Application Considerations ......................................................................................................................... 3
Disclaimers ................................................................................................................................................. 3
Safety Precautions .................................................................................................... 4
Definition of Precautionary Information ....................................................................................................... 4
Symbols ...................................................................................................................................................... 4
Precautions for Safe Use.......................................................................................... 7
Trademarks .............................................................................................................. 10
Versions ................................................................................................................... 11
Revision History ...................................................................................................... 12
Sections in This Manual ......................................................................................... 13
How This Manual is Organized ................................................................................................................. 13
Related Manuals ....................................................................................................................................... 13
Section 1 Communications Methods
1-1 Overview of Communications Methods ................................................................................ 1-2
1-1-1 Introduction ................................................................................................................................. 1-2
1-1-2 Communications Specifications .................................................................................................. 1-2
1-1-3 Transmission Procedure ............................................................................................................. 1-3
1-1-4 Interface ...................................................................................................................................... 1-3
1-1-5 Wiring .......................................................................................................................................... 1-4
1-1-6 Communications Parameters...................................................................................................... 1-5
1-1-7 Communications Parameter Setup ............................................................................................. 1-6
1-1-8 Description of Communications Parameters............................................................................... 1-7
Section 2 CompoWay/F Communications Procedures
2-1 Data Format.............................................................................................................................. 2-2
2-1-1 Command Frame ........................................................................................................................ 2-2
2-1-2 BCC Calculation Example........................................................................................................... 2-3
2-1-3 Response Frame......................................................................................................................... 2-3
2-1-4 Communications Data................................................................................................................. 2-4
2-1-5 End Code Example ..................................................................................................................... 2-4
2-2 Structure of Command Text ................................................................................................... 2-6
2-2-1 PDU Structure ............................................................................................................................. 2-6
2-2-2 Area Definitions........................................................................................................................... 2-6
2-2-3 Type Code (Variable Type) ......................................................................................................... 2-6
2-2-4 Addresses ................................................................................................................................... 2-7
2-2-5 Number of Elements ................................................................................................................... 2-7
2-2-6 List of Services (Main Request Codes and Sub-Request Codes) .............................................. 2-7
14 E5@D Digital Temperature Controllers Communications Manual (H225)