IssueCannot connect to Sepam with the SFT2841 softwareProduct LineSepam series 20Sepam series 40Sepam series 80EnvironmentSFT2841 softwareWindows 10Windows 7CauseWith the SFT2841 software version V16.4, a certain version of the Schneider Electric Modbus Driver is included with the installation package.
Failure to use Schneider Electric software or approved software with our hardware products may result in injury, harm. Chapter 1 Introduction to Modbus Serial and Character Mode. Disable array size compatibility check. If it is necessary to troubleshoot the Modbus Driver installation, some additional work. By Schneider Electric that use the same Modbus Driver component as the. With your PC connected to the Internet, update the Sepam Serial Port driver.
Term Definition Modbus gateway A communications method that lets you communicate through an Ethernet gateway device to a Modbus serial network connected to that device. Modbus master A device that issues commands and receives responses from Modbus slave devices. Serial Modbus networks can only have one Modbus master per network.Modbus RTU Serial Modbus protocol format; Modbus RTU transmits data using binary.
Master and slave devices must use the same format.Modbus register/address Identifies the data to read/write. Modbus register maps are available for Modbus slave devices and detail the information available from the slave device.More than one register may be used to store a single value. Modbus slave A device that responds to Modbus commands and performs actions or provides information back to the Modbus master.Compatibility between SFT2841 (V8.0 to V10.1) software and Schneider Modbus Serial Driver Goals and Symptoms Communication failure between your SFT2841 software and front face connection with Sepam series 20, 40 & 80.Most Modbus networks contain multiple slave devices. Modbus TCP The Ethernet Modbus protocol format.
Modbus unit ID The identifier for a slave Modbus device.