Cheap and Stable GPRS 2G Modbus RTU Units With Programmable Modules
Cheap and stable GPRS 2G Modbus RTU Units with Programmable Modules
IOT-G2S-11B is designed with technical-grade high-performance 32-bit communication processor and wireless module. Equipped with 1-channel RS485 serial ports, it supports various communication protocols, like Modbus, TCPModbus, DLT645-97/07, MQTT etc., and transparent data transmission.
It is widely applied in M2M fields, such as smart grids, intelligent transportation, smart homes, industrial automation, intelligent buildings, firefighting monitoring.
Features:
Realtime wireless transmission via GPRS(2G)
1*RS485, supporting Modbus/DLT645 protocol
Quad bands: GSM850, EGSM900, DCS1800 and PCS1900 Flexible networking and simple installation Remote upgrading with easy maintenance
| Technical Parameters | ||||
| Wireless Parameters | Wireless Standard | GSM/GPRS/EDGE | ||
| Standard Frequency Band | Quad-band: 850/900/1800/1900MHz | |||
| Transmit Power | GSM900 class4(2W), DCS1800 class1(1W) | |||
| GPRS Terminal Device Class | Class B | |||
| GPRS Multi-slot Class | GPRS Class 10 | |||
| GPRS Coding Schemes | CS1-CS4 | |||
| Frequency Range | 824-960MHz | |||
| Electrical Parameters | Item | Minimum | Typical | Maximum |
| Antenna Interface | Standard SMA Interface | |||
| Data Interface | 3.3VTTL Electrical Level | |||
| Supply Voltage DC | 4.8V | 5V | 5.2V | |
| Power Enable (VEN) Input High-Level | 3V | |||
| Power Enable (VEN) Input Low-Level | 0.4V | |||
| RMS Current | 700mA | |||
| Peak Current | 1.6A | |||
| Others | Working Temperature | -25℃~85℃ | ||
| Storage Temperature | -40℃~125℃ | |||
| Dimensions | 100×25×65mm | |||
| Length of antenna | 150CM | |||
| Length of connection line | 46CM | |||



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