Embedded wireless serial TD-SCDMA industrial DTU RS232
USD $100 - $200 /Piece
Min.Order:1 Piece
Xiamen Caimore Communication Technology Co., Ltd.
Embedded wireless serial TD-SCDMA industrial DTU RS232
I. Introduction
Caimore CM8250P/CM8250EP TD-SCDMA 3G DTU is industrial wireless data transmission equipment; it provides users with transparent TCP remote wireless data transmission or transparent UDP wireless remote data transmission through TD-SCDMA 3G network. The equipment adopts high-powered ARM9 processor and embedded with real-time operating system as software support platform. Large memory, built-in TCP / IP protocol stack with Intellectual property rights.
CM8250P Product Interface diagram:
CM8250P Accessories Photos:
CM8250EP Product Interface diagram:
CM8250EP Accessories Photos:
II product characteristics
Industrial Design
1.Industrial CPU
2. Industrial wireless module
3. Real-time operating system
4.Strengthened circuit board
5.Industrial components
6. Industrial Power
Stable and reliable
1. Three-tier system protection
2. UIM / SIM card ESD protection
3. Serial ports ESD protection
4. Metal shell
5. All wireless modules are certified by the CGD or FCC certification or CE certification.
6. High-speed processing CPU
7. Large memory
8. Automatically obtain DNS
9. Complete protocol stack
10. EMC performance outstanding
III.Powerful Function
1. TCP transparent data transmission and UDP transparent data transmission; support multiple operating modes
2. Support virtual private network (APN / VPDN)
3. Support Dual data center backup and multi data center (8) to accept data, maximum delivery centers up to 256.
4. Intelligent anti-dropped, support online testing, online maintenance, automatic redial, and router is always on-line
5. Remote wake-up: Support SMS, voice, data and other wake-up and auto-connection while disconnect
6. Support fixed IP communications; support DDNS dynamic domain communication mode
7. I / O control and alarm port: Support 6-channel alarm input, support 6-channel output control
8. Support SMS remote configuration, remote control; Support short message alarm
9. report of data packet transmission status
10. Support RSA, RC4 encryption algorithm
11. standard AT command interface
12. supports telnet functions
13. can be used as an ordinary dial-up MODEM
14. supports serial software upgrade
15. support LINUX, UNIX and WINDOWS operating systems
Easy to use
IV technical parameters
Wireless parameters:
Item | Content |
Wireless module | use industrial wireless module |
Standards and frequency bands | TD-SCDMA/HSDPA/HSUPA:2010~2025MHz GSM/GPRS/EDGE:850/900/1800/1900MHz |
Coding scheme | TD-SCDMA/HSDPA/HSUPA/EDGE/GPRS mode |
Communication bandwidth | Downlink (Max up to 2.8Mbps) Uplink (Max up to 384Kbps) |
Transmit power | <24dBm |
Receiver sensitivity | <-108dBm |
Function support | Support data, voice, SMS and fax |
Hardware system
Item | Content |
CPU | Industrial high-performance embedded ARM9 processing; 200MPS |
MMU | CPU with MMU memory management unit, can prevent memory overflow exception |
FLASH | 64Mbits (expandable to 256Mbits) have enough memory to store programs and data |
SDRAM | 256Mbits (expandable to 2048Mbits), a large enough cache to improve system operation speed |
Interface Type:
Item | Content |
Serial ports | CM8250P: 1 RS232 serial port CM8250EP: 1 RS485 interface or 1 RS232 serial port (support RS422/TTL)
Data bit: 7,8 bit Stop bits: 1, 2-bit Parity: no parity, odd parity, even parity, SPACE and MARK parity Serial speed: 110bps ~ 230400bps Flow Control: None flow control, RTS / CTS hardware flow control or XON / XOFF software flow control |
Indicator | With power, ACT communication and online indicator |
Antenna Interface | Standard SMA female interface, 50 ohm; optional 3M/5M/10M/15M antenna extension cable, meet the different needs of customers |
UIM interface | 1.8V/3V/5V standard putter user card interface, built-in 15KV ESD protection |
Voice Interface | Standard headset interface (requires software) |
Power Interface | Standard 3-pin power jack |
Power supply:
Item | Content |
Supply voltage | DC 5V- DC32V |
Standard power supply | DC9V/500mA |
Current while Communicating | Average communication current : 420mA @ +9 VDC; instantaneous peak current: 1.0A @ +9 VDC |
Standby current | Standby average current: <80mA @ +9 VDC |
V. Typical applications
VII. Certifications & Honors