RS485 GSM Modems RS485 to GPRS

Product Description

Our organization is dedicatedly engaged in the business of exporting, manufacturing and supplying an excellent quality collection of RS485 GSM Modems RS485 to GPRS in Jinan, Shandong, China. 1 RS485 serial port Operation temperature Range of -25A ~85A Quad-Band GSM/GPRS 850/900/1800/1900MHz USR-GPRS232-734 is a new GPRS device developed by USR IOT in 2016. Maturation software functions, covering mostly conventional application scenarios. Users can realize Serial to Network bidirectional transparent data transmission via simple configuration. Supporting custom registration package, heart beat package. Supporting 2 Socket Connection, and USR cloud join in. USR-GPRS232-734 use DC power supply and terminal power supply, supporting 5.0V~36.0V wide voltage power supply. RS485 circuit using electrical isolation scheme, has anti-interference ability, suitable for strong electromagnetic interference environment, such as utility industry. Features Support:GSM850/900,DCS1800/1900i able to be used around the world Support GSM/GPRS/EDGE and 2G/3G/4G card, but dona t support 3G/4G network Each connection support 4KB data cache, when in abnormal connection choosing data cache to avoid data lost Support sending registration package and heartbeat package data Support remote configuration via SMS Support multi work modes: SMS transmission mode, network transmission mode and HTTPD mode