Special Features:

Provides high speed rs-232 to rs-485 conversion over one or two unconditioned twisted pair; conforms to the eia rs-485 standard; operates asynchronously, point to point or multipoint, over 2 or 4 sires; data rates to 115, 200 bps; selectable rts-cts delay; selectable high-low impendance; able to operate with or without echo; carrier may be continous or controlled by rts; 50 drops in a multi-point environment; built in surge protection-standard

Properties:

An item which modulates and demodulates one or more electrical signals. It connects data terminal equipment to a communication line or network such as telephone, radio or telegraph. It may include the multiplexing and demultiplexing circuits, circuit amplifiers and source(s) of carrier frequency. For items designed for light signals, see modem, fiber optic.