ModBus telemetry module. Datalogger, modbus gateway, alarm channels, converter, 1-wire, Ethernet, Linux, ARM9, SD, MMC, Flash, fanless, SNMP, WWW panel, BOX, router, 180MHz, device server, CPU ARM9 180MHz, 2x RS-232, 1x RS-485, do, usb, zigbee, relay, di, 10/100 TX, analog in, built in GSM/GPRS/EDGE modem