Industrial Wireless Communication Products Features  Quad-band 2G Modem Operating of 850/900/1800/1900 MHz  Virtual COM Extend Real COM Ports via GPRS  1 x RS-232 port and 1 x RS-485 port for Virtual COM. 1 x Utility port for Configuration  Built-in Watch-dog Function  Power Reverse Polarity Protection  Power supply +10 VDC ~ +30 VDC  Remote Configuration by Virtual COM GT-541 Intelligent Multiport Serial to GPRS Gateway Introduction GT-541 is an intelligent multiport serial to GPRS gateway for industry M2M applications. It is designed for linking RS-232/485 devices to a GPRS network. The user-friendly VxComm Driver/Utility and VxServer allow users to easily turn the built-in COM ports of the GT-541 into standard COM ports on a PC. By virtue of its protocol independence, a small-core OS and high flexibility, the GT-541 is able to meet the demands of every network-enabled application. M2M solution will improve the service quality and reduce operating costs. Many application areas can be improved by using GT-541. Specifications Models Flash Memory 2G System Frequency Band Compliant with GSM Phase 2/2+ Coding Schemes Serial Ports Unility Port RS-232: TxD, RxD, GND (use for device configuration and debug) RS-232: TxD, RxD, GND (use for communication with other devices) RS-485: D+, D- (use for communication with other devices) Baud Rate Power Protection Power reverse polarity protection Frame Ground Protection Required Supply Voltage Mechanical Casing Storage Temperature Website: http://www.icpdas.com E-mail: [email protected] Operating Temperature

Appearance Antenna Power Input Power Input 52.0 91.0 Front View Front View Rear View Back View Bottom View Bottom View Left Side View Left Side View Right Side View Right Side View Intelligent Multiport Serial to GPRS Gateway 3 m External GPRS/GSM Antenna Professional Provider of High Quality Industrial Computer Products and Data Acquisition Systems