The Ex Box from Wago connects I/O signals from hazardous areas. An all-in-one, ATEX II 2G IIBT4 certified solution, the box is equipped with 2-port Ethernet controller, 2-channel relay output module for warning lights, 4-channel analog input module (4-20mA), two serial interface cards and EMBT 2.2 ORI Bluetooth Module. The "box" provides connection for both conducted and BT radio signals. Data transmission to a Web server is performed by the controller and GPRS router.