8-1
Chapter 8 Serial Communication Module
AH10/15SCM
Table of Contents
8.1 Introduction ................................................................................................8-2
8.2 Dimensions and Profile ..............................................................................8-4
8.2.1 Dimensions ........................................................................................8-4
8.2.2 Profile .................................................................................................8-5
8.2.3 Communication Port ...........................................................................8-7
8.3 Installation and Wiring ...............................................................................8-8
8.3.1 Installation ..........................................................................................8-8
8.4 Control Registers .......................................................................................8-9
8.4.1 Descriptions of the Control Registers ............................................... 8-12
8.4.2 Introduction of the Related Instructions ............................................ 8-18
8.5 Quick Start ............................................................................................... 8-22
8.6 Software .................................................................................................. 8-29
8.6.1 SCM Project ..................................................................................... 8-29
8.6.2 COM Port Setting ............................................................................. 8-29
8.6.3 UD Link (User-defined Communication) ........................................... 8-30
8.6.3.1 TX Packets and RX Packets ..................................................... 8-31
8.6.3.2 Command ................................................................................. 8-33
8.6.3.3 Sequence .................................................................................. 8-34
8.6.4 Modbus Advance.............................................................................. 8-34
8.6.5 COM Port History ............................................................................. 8-34
8.7 Application ............................................................................................... 8-35
8.7.1 Modbus ............................................................................................ 8-35
8.7.1.1 Modbus Slave─Connection with Delta Products ....................... 8-36
8.7.1.2 Modbus Master─Connection with Delta Products ..................... 8-38
8.7.2 Connecting to ISPSoft ...................................................................... 8-46
8.7.3 RS-485/RS232 ................................................................................. 8-47
8.7.3.1 Connecting to a Power Meter .................................................... 8-47
8.8 Error Flags ............................................................................................... 8-65
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