Operating voltage range: DC 3.0V ~ 30V; Baud rate: 110 ~ 256000bps; Operating temperature range: -40 ℃ to +85 ℃.
Compatible with 3.3V and 5.0V signals; TXD & RXD Indicator: the TTL to RS485 Adapter is designed with Transmit Data indicator light and Receive Data indicator light, convenient for your monitoring.
The 485 bus is with lightning protection and anti-jamming function, with high EMC, EMI performance. When using for long-distance transmission in the field, the module EARTH side please connect to the ground, can achieve well anti-interference and lightning protection function; for indoor short-distance transmission, it cannot connect to ground.
Transmission Distance up to kilometers : with 850 meters of 2*1.5 cable to do the test, it is recommended to use within 800 meters, more than 800 meters plus repeaters. Package Included:1x TTL to RS485 Signal Converter Module+ 1x 2.54 White Socket with 4P Lines