Description
1. Introduction
SM5100 ZigBee DTU is simplified version of RTU, which can convert ZigBee communication data into standard ModBus RTU/TCP standard protocol, convenient for third-party user system integration. It contains following petroleum industry standard agreements,
- Downlink data: communicate with the wellsite wireless digital transducer, available with PetroChina A11 protocols, Sinopec’s four standard protocols, and other customized third-party wireless instrument protocols;
- Uplink data: communicate with the station control center server or PLC, inverter and other control equipment, available with Modbus RTU/TCP, IEC104 and other standard protocols.
This product and supporting standard digital transducer, widely used in industrial IoT measurement and control systems, applied in oilfield production data collection, environmental protection, agriculture, forestry, water affairs, coal mines, and petrochemicals.
2. Characteristic
1) Industrial Grade Design:
- Using high-performance industrial-grade wireless module;
- Using high-performance industrial-grade 32-bit microprocessor;
- Low power design to minimize power consumption;
- Metal housing with protection grade IP30. The metal housing and system is safely isolated, suitable for the application of industrial control field;
- Wide power input (DC 5~24V);
2) Stable and reliable
- External hardware monitoring WDT, CPU with built-in WDT, dual watchdog design to ensure system stability;
- RS485 interface with built-in ESD protection;
- Built-in reverse phase protection and ESD protection in the power interface;
3) Standard easy to use
- Adopt industrial terminal interface, suitable for industrial field applications;
- Standard RS485, RS232 and Ethernet connection (customized optional);
- Intelligent data terminal, can enter data transmission state after power-on;
- Provide powerful central management software to facilitate equipment management;
- Easy to use, flexible, multiple working mode options;
- Convenient system configuration and maintenance interface
- Support serial port software upgrade and remote maintenance
- Provide complete technical specifications and technical support
3. Specification
| Item | Description | |
| Wireless parameters | Wireless communication | Support ZigBee PRO 2007 standard; multiple network topologies, fast, reliable and safe. |
| Theoretical bandwidth | 153.6Kbps | |
| Transmission power | ≤10dBm | |
| Receiver sensitivity | ≤-104dBm | |
| Hardware system | CPU | Industrial-grade 32-bit microprocessor |
| FLASH | 2MB (Can store 68 days of historical DynamicGraphics, collected by 2 hours per DynamicGraphics on 1 oil well ) (expandable to 8MB) | |
| Indicator system | POWER | Power indicator (red light, always on when power on) |
| ZigBee | Wireless ZigBee communication indicator (red and green lights, the red light is on when data is received, and the green light is on when sending data) | |
| Link | Communication indicator light with host computer (red and green lights, red light on when receiving data, green light on when sending data) | |
| Interface Type | Serial port | 1 RS232 and 1 RS485 interface (built-in ESD protection), standard ModBus RTU protocol communication, can be connected to third-party PLC or data acquisition terminal and other equipment. The serial port parameters are as follows:
Data bits: 8 bits Stop bit: 1 bit Check: No check Serial port rate: 19200 bits/s (can be set) For the communication protocol, please refer to: “SM5100 ZigBee DTU Communication Protocol V1.01” |
| Ethernet | Customized products for special requirement, ModBus TCP protocol communication. | |
| Antenna interface | Standard SMA female antenna interface, characteristic impedance 50 ohm | |
| Power Interface | Terminal interface with built-in power reverse protection | |
| Terminal definition | POWER | POWER and GND terminal |
| 485 | A and B terminal | |
| 232 | TXD, RXD and GND | |
| Ethernet port | RJ45(Not installed by default, need to be customized) | |
| Note: The physical wiring terminal diagram is as above, and there are specific terminal silk screens on the shell. | ||
| Power | Standard power supply | DC 12V/0.5A |
| Power supply range | DC 5~24V | |
| Power consumption | Working current | ≤200mA |
| Quiescent current | ≤50mA | |
| Physical characteristics | Housing metal | Protection grade IP30. The housing and the system are safely isolated, suitable for industrial control field applications |
| Dimensions | 91.5×58.5×25 mm (not including antenna and mounting parts) | |
| weight | 200g | |
| Others | Operating temperature | -40~+65ºC |
| Storage temperature | -40~+85ºC | |
| Relative humidity | 95% (no condensation) | |
