Product Description
Feature
- Easy to use, only configurate few parameters;
- Use single module, embedded Protocol stack, without external CPU,Higher stability;
- Support RS232/RS485 interface;
- Using single module embedded protocol stack, no external CPU, higher stability;
- Embedded TCP/IP protocol stack and GPRS technology;
- Support remote parameters settings, can change IP, port, ect. by SMS;
- Support GSM network, four frequency for global, but dont support CDMA/3G/EDGE;
- Support public and APN network access;
- Can configure heartbeat pack data format, transmit interval, and keep connection with server. Can configure log pack data format and automatically establish network connection with server;
- Support data length control, can set the length of single sending package and data pack waiting time;
- Support ALWAYS ONLINE mode, and dropped reconnect;
- Completely transparent transmission, can take place of data transfer radio, no changes needed on your original system;
- Use aluminum alloy case, shielding external disturbance effectively;
- Matched sucker antenna, convenient for customers install and use inside the iron case;
- Support KEEP-live, can maintain connection if there is no heartbeat packet;
- Support network connection in Max 4 Channel, can send data from serial port to differnet servers;
- Support remote parameter configuration, can configure all parameter by sending AT command via SMS;
- Support password authentication by remote configuration;
Parameter
| Parameter | Value |
| Working Voltage | DC 5 ~ 28 V |
| Working Current | Average: 100 ~ 200mA, Max: 1200mA |
| Working Temperature | -40 ~ 85°C |
| Storage Temperature | -40 ~ 85°C |
| Storage Humidity | 5 ~ 95% RH |
| MAX transmit consumption | GSM900 class4（2W）, DCS1800 class1（1W） |
| Working Frequency | 850/900/1800/1900MHz |
| Size | 92 x 83 x 25 mm(RS232 Interface) 97 x 80 x 22 mm(RS485 Interface) |
| Network Protocol | TCP, UDP, DNS, Httpd client |
| Shipping List | USR-GPRS232-701*1, 12V1A power, serial cable,GPRS sucker antenna(RS232 Interface) USR-GPRS232-701*1, 12V1A power, GPRS sucker antenna(RS485 Interface) |
Application
Application with Public Server
Application with Router Transit
Application with Server Transit
