It complies with USB, RS422, and RS-485 standards it converts USB signal to a balanced differential RS-422 or RS-485 signal. UT-885 is a universal USB to RS-485/422 converter, there is no need of external power supply. Transmission media: Twisted-pair or shielded cable.LEDs for indicating PWR TXD, and RXD activity.Connector: USB-A male, RS-485/422 5-pin terminal block.Port protection: 600W lightning, surge, ± 15KV ESD protection.Transmission distance: 1,200m(9,600bps) for RS-485/422, no more than 5m for USB.Loading capacity: Supports point to multi-point communication, allows to connect 32 sets RS-422 or RS-485 device.Baud rate: 300-921.6Kbps auto-detect serial signal.
Direction control: Adopts traffic direction auto control technology.Working mode: Asynchronous, point to point or point to multi-point, 2 wires half-duplex or 4 wires full-duplex.
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