ICP DAS Machine to Machine Communication

The GTM-201-3GWA is an industrial Tri-band 3G WCDMA cellular modem with RS-232 and USB interfaces working on frequencies of Tri-band WCDMA 2100/1900/850 MHz, and Quad-band GSM 850/900/1800/1900 MHz. The modem which supports up to 7.2Mbps downlink speed and 5.76Mbps uplink speed services can utilize the 3G/GSM/GPRS network for convenient and inexpensive data transfer from remote instruments, meters, computers or control systems in either live data or packet data. The GTM-201-3GWA enables internet connection over 3G, when 3G service is available. It automatically selects 3G or GPRS continue to work.

Moreover, the GTM-201-3GWA has the integrated TCP,UDP/IP stack so that even simple controllers with serial communications ports can be connected to the modem without the need for special driver implementation. With the features of GTM-201-3GWA, the systems can be SMS and 3G/GPRS connection applications with various PLC and PC. Moreover, with the voice interface, these modems can also be applied to the alarm system with sounds.

Applications

• Remote Data Monitor and Control
• Water, gas and oil flow metering and schedule
• Power station monitoring and control
• Oil field, weather forecast, environmental protection, street lamp monitoring and control
• Fleet management
• Vending machine
• Vehicle logistics and diagnostics controlling

Features

• Industrial design, making it a reliable cellular solution for data collection and transmission
• Reliable GSM/GPRS/EDGE/UMTS/HSPA network connectivity, providing fast and cost-effective long-range wireless applications
• Supply Voltage: +10 VDC ~ +30 VDC
• 4 KV ESD Protection
• Support in 3G and GSM
• Tri-band UMTS 850/1900/2100 MHz
• Quad-band GSM/GPRS/EDGE 850/900/1800/1900 MHz
• Designed for Data, SMS and Voice Applications
• Support TCP Server, TCP Client, UDP Client Connection stack
• Support Standard AT Commands
• A Digital Input Channel for Resetting the System
• Provide the MIC Input and Speaker (32 Ω) Output Interface
• LED Indicators for GSM and Power Indication
• High Reliability in Harsh Environment
• RS-232 Port Supports 9600 bps to 115200 bps
• USB2.0 high speed
• USB Driver for Windows, LinPAC (Linux 2.6)
• Mount Easily on DIN-Rail