Table of Contents
8 ECLYPSE APEX
CHAPTER 14
Modbus RTU Communication Data Bus Fundamentals............................................................................... 156
Controller Modbus Support .................................................................................................................. 156
Modbus RTU Data Transmission Essentials........................................................................................ 156
Modbus RTU Data Bus is Polatiry Sensitive............................................................................. 156
Maximum Number of Modbus RTU Devices on a Data Bus Segment and Baud Rate........................ 157
Data Bus Segment Addressing Range for Modbus RTU Devices ............................................ 157
Data Bus Physical Specifications and Cable Requirements ................................................................ 158
Data Bus Topology and EOL Terminations.......................................................................................... 159
When to Use EOL Terminations ............................................................................................... 159
About Setting Built-in EOL Terminations .................................................................................. 160
Only a Daisy-Chained Data Bus Topology is Acceptable ......................................................... 160
Data Bus Shield Grounding Requirements .......................................................................................... 161
Modbus RTU Data Bus Shield Grounding Requirements......................................................... 161
Device Addressing ............................................................................................................................... 162
CHAPTER 15
Resetting or Rebooting the Controller .......................................................................................................... 163
Resetting or Rebooting the Controller.................................................................................................. 163
CHAPTER 16
ECY Controller Troubleshooting................................................................................................................... 164
CHAPTER 17
Allure EC-Smart-Vue Communicating Sensor Troubleshooting................................................................... 167
CHAPTER 18
Wi-Fi Network Troubleshooting Guide ......................................................................................................... 169
CHAPTER 19
Single Sign On (SSO) Troubleshooting........................................................................................................ 170