K109S, Voltage & Current Isolating Converter with Loop ExcitationOnline Catalogue | SENECA | SENECA K-Line | K-Line Analogue Transmitters & Converters | K109S, Voltage & Current Isolating Converter with Loop Excitation Online Catalogue | SENECA | SENECA K-Line | K-Line Analogue Transmitters & Converters | K109S, Voltage & Current Isolating Converter with Loop Excitation |