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
| Name | HF2111 >> | HF2111A >> | HF2111B >> |
|---|---|---|---|
| Image | 
|
-150x170.jpg "HF2111A")
|
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| 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 | 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 | 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) | Standard SIM card(1.8V/3V) |
| Antenna Interface | SMA(female, 50Ω) | 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 | RS232: DB9 RS485: 5.08mm connector Choose either RS232 or RS485 |
| Data Bits | 5,6,7,8 | 7,8 | 7,8 |
| Stop Bit | 1,2 | 1,2 | 1,2 |
| Charity Bit | None,Even,Odd | None,Even,Odd | None,Even,Odd |
| Baud Rate | 1200bps ~ 115.2Kbps | TTL：2400 bps~460800 bps | TTL：2400 bps~460800 bps |
| Flow Control | RTS/CTS | No Flow control Half-Duplex(RS485) Hardware RTS/CTS、DSR/DTR(RS232) | 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 | 95mm x 65mm x 25mm |
| Work Temp. | -40 ~ 85°C | -40 ~ 85° | -40 ~ 85° |
| Storage Temp. | -45 ~ 105°C 5 ~ 95% RH | -45 ~ 105°C 5 ~ 95% RH | -45 ~ 105°C 5 ~ 95% RH |
| Input Voltage | DC 5~36V | DC 5~36V | DC 5~36V |
| Work Current | ~400mA | ~300mA@9V | ~300mA@9V |
| Power | <2W | ||
| Guarantee | 1 year | 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 | GSM850/EGSM900：5dbm～32.5dbm DCS1800/PCS1900：0dbm～29.5dbm | |
| Receive Sensitivity | <-108.5dBm | <-108.5dBm |
