The SBEX-4 with Converter, manufactured by LABOR-ASTER, is an isolating signal separator with a DIN NAMUR contact and IP20 protection suitable for use in harsh environments. It is a 4-channel isolation system that operates using a standard DC input signal, which is then converted into an isolated signal output. The signal is also electrically separated, ensuring additional protection. The SBEX-4 also has an extended operating temperature range to ensure reliable performance in extreme temperatures. Additionally, it comes with a built-in surge and overvoltage protection system, making it suitable for applications in industrial automation, process automation and signal conditioning.