HEEM-T-002 series isolation transceiver module, integrating power isolation, electrical isolation and RS-485 interface chip, combines isolation and Profibus protection function. It's convenient for embedding users' equipment and enables the product to have the function of connecting with RS-485 network. The modules of this series apply embedment technology, with excellent isolation characteristics and maximum 1,000 VDC isolation voltage. It's applicable for communications in industries, coal mine industry, power monitoring, building automation, petrochemical engineering, PLC and frequency converter.