SMS remote meter reading module SMS DTU

Chonghan SMS remote meter reading module SMS DTU (Data Transmit Unit, data transmission unit, also known as M2M device) is an industrial wireless DTU. GSM-based wireless network. Provided standard industrial serial port (RS232 / RS485 / TTL). Support transparent data transmission, suitable for industrial control, real-time online, little data, serial device wireless transparent data transmission. Products are widely used in the networking industry chain, industrial automation, information dissemination and other M2M industry fields, such as remote meter reading and smart grid meter centralized, municipal street lighting control, water conservancy and hydrology monitoring, financial mobile POS terminals, energy (energy, water, heating, etc.) remote network monitoring, water hydrological monitoring, meteorological monitoring, environmental protection, intelligent transportation, smart home, media advertising, digital medical, seismic monitoring, remote sensing industry, fire safety, mining real-time online testing, field data collection and other fields. RF parameters of GSM 850MHz / 900MHz / 1800MHz / 1900MHz Data Interface RS-232 / RS-485 / TTL data transparent transmission features real-time online, dropped reconnect the power supply voltage: DC 5V ~ 25V (standard 12VDC) power Class4 (2W ) for 850MHz / 900MHz Class1 (1W) for 1800MHz / 1900MHz device volume Volume: 75 * 50/72 (with mounting holes) * 16mm Weight: 200g Environmental Operating Temperature: -20 ~ 55 ℃ Humidity range: 0% to 90% relative humidity