ULI-227D5 - RS-232 (DB9F) to 5 Volt TTL (DB9 Male) Converter, Port Powered Converts 2 channels in each direction from RS-232 to 5 V TTL/CMOS logic. Data rate: up to 115.2 Kbps baud. Powered from RS-232 data/handshake lines (high or low) - no power supply needed. RS-232 DB9 female connector; TTL/CMOS DB9 male connector.
ULI-227TL - RS-232 (DB9 Male) to 20 mA Current Loop (TB) Converter RS-232 to digital 20 mA Current Loop with Isolation. Each current loop may be operated active or passive. Baud rates up to 19.2 kbps. Transmit (T+ and T-) loop and Receive (R- and R-) loop. Port-power or external power supply (not included, sold separately).
ULI-227D3 - RS-232 (DB9F) to 3.3 Volt TTL (DB9 Male) Converter, Port Powered Converts 2 channels in each direction from RS-232 to 3.3 V TTL/CMOS. Data rate: up to 115.2 kbps baud. Powered from RS-232 data/handshake lines (high or low) - no power supply needed. RS-232 DB9 female connector; TTL/CMOS DB9 male connector.
Serial Converter, RS-422 DB25 F to 5V TTL DB25 M Convert 2 channels in each direction: 5V TTL (“Transistor Transistor Logic)” to RS-422. Data rate: up to 115.2 Kbps baud. DB25 M / DB25 F. Open pads to change pin configuration. Power supply required (not included, sold separately).
