彩神大发快三争霸官网

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                GPRS Serial Server

                GPRS Serial Server

                WAN wireless communication technology GPRS solution will enhance the application of industrial communication to a higher degree.IOTWORKSHOP developed industrial-grade GPRS serial server can be easily and transparently make serial RS232 / RS485 / RS422 device connected to the cellular network,serial data max can be transmit to 2 server IP address, Users can achieve the existing serial device to connect network at any place through the most basic configuration.

                Characteristic:

                • Support Four Frequency Bands, Global Standard(850/900/1800/1900MHz)
                • Support GSM/GPRS (No 3G Network) and 2G/3G/4G CMCC or CUCC SIM Card
                • Support Max 3 channel TCP/UDP.
                • Support Multiple Work Mode(Transparent Transmission/AT Commands)
                • Embedded RS232/RS422/RS485 to GPRS interface
                • Size: 95 x 65 x 25mm
                • Single 5~36V DC Power Supply 



                Sizing Table

                Name HF2111  >> HF2111A  >>
                Image HF2111 HF2111A
                Internet Type GSM/GPRS
                Data Rate 85.6Kbps(DL,UL) GPRS multi-slot level is 10 (default) GPRS mobile station level B GPRS data downlink transmission: up to 85.6 kbps GPRS data uplink transmission: up to 85.6 kbps Encoding format: CS-1, CS-2, CS-3 and CS-4
                Frequency 850/ 900/1800/1900MHz GSM850,EGSM900,DCS1800,PCS1900
                Multi-Slot Class GPRS Class 12
                Terminal Device Class Class B
                Coding Schemes CS1 ~ CS4
                Max Transmit Power GSM850/GSM900: Class 4(2W) DCS1800/PCS1900: Class 1(1W)
                Application AT Command
                Network Protocol TCP/UDP
                Max Link 3
                SIM Card 1.8V/3V Standard SIM card(1.8V/3V)
                Antenna Interface SMA(female, 50Ω) SMA(female, 50Ω)
                Port Interface 1 RS232/RS422/RS485 RS232: DB9 RS485/RS422: 5.08mm connector RS232: DB9 RS485: 5.08mm connector Choose either RS232 or RS485
                Data Bits 5,6,7,8 7,8
                Stop Bit 1,2 1,2
                Charity Bit None,Even,Odd None,Even,Odd
                Baud Rate 1200bps ~ 115.2Kbps TTL:2400 bps~460800 bps
                Flow Control RTS/CTS No Flow control Half-Duplex(RS485) Hardware RTS/CTS、DSR/DTR(RS232)
                Buffer 1K
                Size 95 x 65 x 25mm 95mm x 65mm x 25mm
                Work Temp. -40 ~ 85°C -40 ~ 85°
                Storage Temp. -45 ~ 105°C 5 ~ 95% RH -45 ~ 105°C 5 ~ 95% RH
                Input Voltage DC 5~36V DC 5~36V
                Work Current ~400mA ~300mA@9V
                Power <2W
                Guarantee 1 year 1 year
                Accessories 5V/1A Adapter, Male to Female Serial Cable GPRS Antenna
                Transmit Power GSM850/EGSM900:5dbm~32.5dbm DCS1800/PCS1900:0dbm~29.5dbm
                Receive Sensitivity <-108.5dBm