HES4G-T-020 is an industrial wireless serial device server that can convert RS-232, RS-485 and RS-422 to Wi-Fi networks (and vice versa). The product is designed with industrial-grade high standards, which effectively guarantees the reliability of the product.
HES4G-T-020 has multiple conversion modes to choose from. It supports AT command plus WEB interface settings, which enables the inter-connection under wire and wireless environments. The product has surge protection. It is widely used in data communication and industrial automation industry.