UT-1128, Concentrator(Hub), UTEK

Interface Feature

Compliant with EIA/TIA RS-232C and RS-485 standards

Input Voltage

DC12~48V 350mA

Transmission Medium

Twisted pair or shielded cable

Working Mode

Asynchronous half-duplex

Signal Indicators

Eleven indicators: Power (PWR), Transmit (TX), Receive (RX), Fault (E1~E8)

Isolation

Isolation voltage: 2500VRMS, 500VDC continuous; built-in DC/DC isolation module

Transmission Rate

300bps~115.2Kbps

Protection Level

RS-232 port ±15KV ESD protection; RS-485 port 1500W surge protection per line; 2000V power surge protection

Transmission Distance

0–1.2 km (115,200–300bps)

Dimensions

145mm×90mm×40mm

Operating Environment

-40℃ to 85℃; relative humidity 5%–95%