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Help CenterPhase Energy Meter Read With GPRS Wireless Terminal
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Specifications
GPRS wireless terminal1plug and play
2 850/900/1800/1900MHZ
3 automatic meter read
4 remote switch ON/OFF
1 Overview
KB3021 Embedded GPRS DTU (Data Terminal Unit) is wireless data transmitting terminal of GPRS and embedded with high reliable ARM7 CPU. KB3021 is the smallest Embedded GPRS DTU in the market, the small size is very convenient to embedded for user's communication with low cost. The working Frequency adopt 850MHz/900MHz/1800MHz/1900MHz which is suit for every country all over the world (Including North America and South America);
2 Product Features
| Build-in procotol | Support TCP,UDP Network protocol and Data channel backup. | |
| Built-in Chinese or English configuration tool | ||
| DDP, protocol, ensuring the data channel reliability | ||
| Kingbird Appserver software support | ||
| Communication |
Frequency: 850/900/1800/1900MHz, can be suit for every country all over the world (Including North
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Self-Research network platform supply with “Plug and Play” solution: Work with KB2000 and K3020. No need software and hardware development, can realize commincatioin Change COM to COM to GPRS remote data transmition |
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Advanced and strict data communication protocol, with the function of correction and encryption. Never lose package |
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IO switching value function: Two channels input, two channels IO output. Remote control and reading. Alarm status threshold, automatic alarm signal report function |
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| Strong server software support, application for many years, strong function. | ||
| Supply DTU work status interface, user can estimate DTUs work status anytime; | ||
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Strong communication backup function: Support switchover automatic between main server and backup server; |
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| Industrial design | Independent research and developing, embedded 32 bit ARM7-CPU with real-time operating system. | |
| Standard industrial products, EMC anti-jamming design, strong adaptiveness | ||
| Working temperature range: -40°C-80°C, communication is not effected | ||
| Operation |
Remote sleep and awake: User can use appointed cell phone number to dial can sleep or awake DTU, it is convenient for user to save a lot of GPRS Flow Fee when no need to use DTU |
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| Remote modify DTU parameters by network(data service center) | ||
| Support hardware and software Watch Dog Timer | ||
3 Plug and Play Application(COM to COM)
KB2000-A * KB3021 networking
KB3020 * KB3021 networking
Appserver Software
Specifications
| GPRS DATA | GPRS Module: M10 | |
| Supports GSM/GPRS | ||
| Supports GSM850MHz/EGSM900MHz/DCS1800MHz/PCS1900MHz | ||
| interface | Antenna: 50Ω/SMA-K(Female) | |
| SIM: standard user card interface (3V) | ||
| Serial data interface | ||
| • Type: TTL(5V), CMOS(3.3V); | ||
| • Baud rate: Standard products 300~115200bps (defult 9600bps, Adjustable) | ||
| • Connector:3.5mm pluggable terminal block | ||
| • Configuration interface: RS-232 Standard-115200bps | ||
| Power | Work Voltage: GPRS Module: 3.4VDC~4.5VDC; 3.4V~4.5V DC; MC | |
| Power Standby: < 30mA@5V | ||
| Power Communicating: < 200mA@5V | ||
| Power Launched peak: 1.5A@5V | ||
| Other | Mechanical: 54×36×6.8mm (not including antenna and mounting kits) | |
| Weight: 20g | ||
| Operation temperature: -40°C~+80°C | ||
| Store temperature: -45°C~+125°C | ||
| Relative humidity: 20%~95% non-condensing | ||
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