EBYTE E18-DTU(Z20-485) Zigbee3.0 Wireless Data Transmission Station User Manual

1. 서론

The EBYTE E18-DTU(Z20-485) is a robust wireless data transceiver designed for reliable data transmission using Zigbee3.0 technology. It supports transparent and protocol-based data transmission, making it suitable for various industrial and smart applications. This device offers advantages such as low cost, easy installation, strong diffraction capability, flexible network structures, and extended coverage, particularly in environments with scattered points and complex geographical conditions.

주요 특징은 다음과 같습니다.

• Advanced functionality with multi-level transmitting power.
• Wide operating temperature range of -40℃ to +85℃ for industrial environments.
• Durable aluminum alloy shell for heat dissipation and electromagnetic compatibility.
• Multiple protection functions: power supply reverse connection, over-connection, and antenna surge protection.
• Configurable parameters via software, including power, frequency, and address ID.

2. 설정 및 설치

Follow these steps for proper installation of your E18-DTU(Z20-485) data transmission station.

2.1 물리적 설치

The E18-DTU(Z20-485) features a compact aluminum alloy shell designed for easy installation and effective heat dissipation. Ensure the device is mounted in a location that allows for optimal signal transmission and access to its interfaces.

2.2 인터페이스 연결

Refer to the diagram below for connecting the power supply, RS485 interface, and antenna.

그림 1: E18-DTU(Z20-485) Data Transceiver showing dimensions (66mm x 68mm) and terminal block connections for VCC, GND, AGND, RS485-B, and RS485-A.

• 전원 공급 장치: Connect VCC (positive) and GND (ground) to a stable power source. The device includes power supply reverse connection protection.
• RS485 인터페이스: Connect your RS485 communication lines to RS485-A and RS485-B terminals.
• 안테나: Attach the provided antenna to the ANT connector. Ensure it is securely fastened. The device features antenna surge protection.

그림 2: E18-DTU(Z20-485) highlighting its industrial design, including the RS485 interface, working indicator lights (PWR, TXD, RXD, LINK, RUN), smart button, and antenna interface.

3. 사용 설명서

The E18-DTU(Z20-485) utilizes Zigbee3.0 for wireless data transmission, supporting various network configurations and functionalities.

3.1 네트워크 토폴로지

The device supports flexible network structures, including peer-to-peer, star, and MESH networks, allowing for adaptable deployment in different scenarios.

그림 3: Illustration of supported network topologies: peer-to-peer (routing node to routing node), star network (coordinator to terminal nodes via routing nodes), and MESH network (interconnected routing, terminal, and coordinator nodes).

3.2 기능 이상view

The E18-DTU(Z20-485) offers a range of practical functions configurable via its software interface:

그림 4: 위에view of practical functions: 1. Automatic routing, 2. Address search, 3. Serial port configuration, 4. Network PAN_ID change, 5. Module reset, 6. Air configuration, 7. Reset, 8. One-key restore baud rate.

• 자동 경로 설정: Enables the device to automatically find optimal data paths within the network.
• Address Search: Facilitates locating specific devices within the Zigbee network.
• 직렬 포트 구성: Allows adjustment of serial communication parameters.
• Network PAN_ID Change: Configures the Personal Area Network Identifier for network isolation.
• 모듈 재설정: Resets the module to its default state.
• Air Configuration: Configures over-the-air parameters.
• 재설정 : Initiates a device reset.
• One-key Restore Baud Rate: Quickly restores the serial baud rate to a default setting.

3.3개의 표시등

The device features several LED indicators to show its operational status:

• PWR : 전원 표시등. 기기의 전원이 켜지면 켜집니다.
• 송신: Transmit data indicator. Flashes when data is being transmitted.
• RXD: Receive data indicator. Flashes when data is being received.
• 링크: Network link indicator. Indicates connection status within the Zigbee network.
• 실행 : Running status indicator. Indicates normal operation.

4. 유지관리

The E18-DTU(Z20-485) is designed for industrial use with high reliability and minimal maintenance requirements.

• 환경적 내구성: The device is built to withstand harsh working environments, operating reliably from -40℃ to +85℃.
• 보호 코팅: The internal components are protected by a conformal coating, complying with eco-friendly standards and offering anti-fungal, anti-humidity, and anti-salt spray properties.

그림 5: Stable and reliable performance is ensured through 100% functional testing, aging tests, and a conformal coating that provides anti-fungal, anti-humidity, and anti-salt spray protection.

Regular cleaning of the exterior with a dry, soft cloth is recommended to prevent dust accumulation. Do not use liquid cleaners or solvents.

5. 문제 해결

If you encounter issues with your E18-DTU(Z20-485), consider the following troubleshooting steps:

• 전원 없음: Check the power supply connections (VCC, GND) and ensure the power source is active. The device has power supply reverse connection protection.
• 데이터 전송/수신 없음:
  • Verify RS485-A and RS485-B connections.
  • Ensure the antenna is properly connected and not obstructed. The device has antenna surge protection.
  • Check the TXD and RXD indicator lights for activity.
  • Confirm network parameters (e.g., PAN_ID, address) are correctly configured via software.
• 네트워크 연결 문제: Check the LINK indicator. If it's not active, verify network settings and ensure other devices in the network are operational.
• 장치 오작동: Try performing a 'Module Reset' or 'Reset' using the software functions. If a specific baud rate issue is suspected, use the 'One-key Restore Baud Rate' function.
• Over-connection Protection: The device includes over-connection protection. If an issue arises, ensure all connections are within specified limits.

For persistent issues, consult the official product documentation or contact technical support.

6. 사양

7. 보증 및 지원

7.1 보증 정보

Specific warranty terms for the EBYTE E18-DTU(Z20-485) are provided by the manufacturer, EBYTE, or the authorized seller at the time of purchase. Please retain your proof of purchase for warranty claims. For detailed warranty information, refer to the documentation included with your product or contact the seller directly.

7.2 기술 지원

For technical assistance, troubleshooting beyond the scope of this manual, or inquiries regarding product functionality, please contact EBYTE customer support or the seller (CDEBYTE) from whom the product was purchased. Contact information can typically be found on the manufacturer's web사이트 또는 구매 송장.