Eastron SDM230Modbus Protocol V1.2 1.Eastron SDM230Modbus Smart Meter Modbus Protocol Implementation V1.2 1.1 Modbus Protocol Overview This section provides basic information for interfacing the Eastron Smart meter to a Modbus Protocol network. If...
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Eastron SDM230Modbus Protocol V1.2 1.Eastron SDM230Modbus Smart Meter Modbus Protocol Implementation V1.2 1.1 Modbus Protocol Overview This section provides basic information for interfacing the Eastron Smart meter to a Modbus Protocol network. If background information or more details of the Eastron implementation is required, please refer to section 2 and 3 of this document. Eastron offers the option of an RS485 communication facility for direct connection to SCADA or other communications systems using the Modbus Protocol RTU salve protocol. The Modbus Protocol establishes the format for the master’s query by placing into it the device address, a function code defining the requested action, any data to be sent, and an error checking field. The slave’s response message is also constructed using Modbus Protocol. It contains fields confirming the action taken, any data to be returned, and an error-checking field. If an error occurs in receipt of the message, SDM230Modbus will make no re
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