D120 Industrial IP GPRS/GSM DTU Modem, GSM Modem for Engery Meter Reading

Product introduction
The industrial-strength GPRS DTU ZL-D120 (wireless data transmission unit) use GPRS to realize no line transmitting.
 
The product adopts industrial- strength design to make it adapt to the bad working conditions and finish GPRS wireless long way data transmission. ZL-D120 is equipped WDT (Watch Dog Timer) to make sure the equipment on-line forever. Besides, it's performance is very stable and reliable after strict design, test and practical use.
 
The product have been used in many industry, such as financial transaction, Postal transaction, Smart Grid, Intelligent Transportation, environment monitor, Fire-Fighting Monitoring, Security monitoring, hydrological monitoring, public security, advertising, Telemetry, industrial control, oilfield monitoring, coal mine monitoring, Seismic monitoring, Weather-Monitoring, instrument monitoring, water meter reading, electricity meter reading, gas meter reading, digital medical, agriculture, forestry, Hydraulic, electric power, coal mine, and petrifaction .
 
 
Product features
1)  Dial-up & Connectivity automatically once plugging in
2)  Built-in standard TCP/IP, support double data transmission all transparently
3)  Support TCP, UDP communication
4)  Support fixed IP or DNS to access
5)  WDT design, make sure the stable system
6)  Support Point-to-Point and Point-to-MultiPoint networking
7)  Industrial- strength design, adapt to the bad working conditions
8)  Support Preferences remotely, Upgrade and maintain on-line remotely
 
 
Hardware Specifications
Parameters