RS232

Overvoltage protection for RS232 data interfaces

Protective module for mounting rail or as socket-adapter enclosure

Serial interface for point-to-point connections up to 20 kBit/s earth-related voltage signal: logical one (mark) -15 V to -3 V logical zero (space) +3 V to +15 V max. signal level +/-15 V Cable length up to 20 m, depending on the transmission rate.
RS232