The example below will use “CMD Line” port mode. The Diagnostic Command Line Interface can only be accessed via Telnet or a serial port configured as “CMD Line”. In cases where there might be a challenge communicating to a slave device, the Command line Interface and MODBUSDIAG may be used to troubleshoot the Modbus communication protocol. With the introduction of the Modbus Scanner in E-Series Utilities 8.12.4, the SCADAPack E is able to be a Modbus Master for Modbus RTU or Modbus/TCP Client protocols.
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