1. 서론
The Lascar EL-USB-2-LCD is a versatile USB data logger designed to measure and record both temperature and humidity. It features an internal sensor and an integrated LCD display for real-time readings. This manual provides essential information for setting up, operating, and maintaining your data logger.
With its robust design and user-friendly software, the EL-USB-2-LCD is ideal for a wide range of applications requiring accurate environmental monitoring.
2. 주요 특징
- LCD 디스플레이: Shows current ambient temperature and humidity readings.
- 측정 범위: -35°C to 80°C for temperature and 0 to 100% RH for humidity.
- 정확성: 0.5°C for temperature and 3.0% RH for humidity.
- Samp링 비율: User-configurable from 10 seconds to 12 hours.
- 저장 용량: Stores up to 16,000 samp레.
- 배터리 수명: Approximately 1 year with a user-replaceable 1/2 AA 3.6 Volt Lithium Battery.
- 지표: LED operational and alarm indicators.
- 내구성: IP67 Rating for protection against dust and water immersion.
- 연결성: Direct USB connection for setup, data download, and analysis.
- 소프트웨어: PC-compatible software available as a free download, supporting Windows 10, 8, 7, Vista, and XP (32-bit and 64-bit versions).
3. 패키지 내용
Upon unpacking your EL-USB-2-LCD data logger, please ensure all the following items are present:
- Lascar EL-USB-2-LCD Temperature and Humidity Data Logger
- 보호용 USB 캡
- Mounting Bracket (if included with your specific package)
- 1/2 AA 3.6 Volt Lithium Battery (pre-installed or separate)
- Quick Start Guide (this manual provides comprehensive details)
Figure 3.1: EL-USB-2-LCD Data Logger with included accessories (mounting bracket and battery).
4. 설정 및 소프트웨어 설치
To begin using your EL-USB-2-LCD data logger, you will need to install the Lascar EasyLog software on your computer.
- 소프트웨어 다운로드: Visit the official Lascar Electronics website (refer to the product page or support section) to download the latest version of the EasyLog software. The software is compatible with Windows 10, 8, 7, Vista, and XP (both 32-bit and 64-bit versions).
- 소프트웨어 설치: Run the downloaded installer and follow the on-screen prompts to complete the software installation.
- Connect Logger: Remove the protective cap from the USB connector of the data logger. Plug the logger directly into an available USB port on your computer.
- 초기 구성: Launch the EasyLog software. The software will automatically detect the connected logger. From here, you can configure various settings such as:
- 로거 이름
- Sampling Rate (e.g., every 10 seconds, 1 hour, etc.)
- Start Mode (e.g., immediate, push-button, delayed start)
- Alarm Thresholds (high/low temperature and humidity)
- Measurement Units (°C/°F)
- 로깅 시작: Once configured, disconnect the logger from the computer. Depending on your chosen start mode, the logger will begin recording data.
Figure 4.1: EL-USB-2-LCD Data Logger with its integrated LCD display.
5. 사용 설명서
5.1 Reading the LCD Display
The EL-USB-2-LCD features a clear LCD display that shows the current temperature and humidity readings. The display cycles between temperature (°C or °F) and relative humidity (%RH) at regular intervals. Alarm indicators (if configured) may also appear on the display.
5.2 데이터 로깅
Once configured and started, the logger will automatically record data at the specified sampling rate. The LED indicators will provide visual feedback on the logger's status (e.g., green for normal operation, red for alarms).
5.3 데이터 다운로드
녹음된 데이터를 다운로드하려면:
- Plug the EL-USB-2-LCD data logger back into your computer's USB port.
- Open the EasyLog software.
- The software will automatically detect the logger and prompt you to download the data.
- 다운로드 후에는 다음 작업을 수행할 수 있습니다. view the data in graphical or tabular format, export it to various file types (e.g., CSV, Excel), and generate reports.
5.4 로깅 세션 중지
A logging session can be stopped via the EasyLog software when the device is connected to the computer, or if configured, by pressing a button on the device itself (if applicable to your model's settings).
6. 유지관리
6.1 배터리 교체
The EL-USB-2-LCD uses a user-replaceable 1/2 AA 3.6 Volt Lithium Battery. The typical battery life is approximately one year, depending on usage and sampling rate. When the battery is low, the logger's LED may indicate this, and the software will also notify you.
배터리를 교체하려면:
- Ensure the logger is not actively recording data and is disconnected from the computer.
- Carefully open the battery compartment (refer to the device's physical design for access).
- Remove the old battery and insert a new 1/2 AA 3.6 Volt Lithium Battery, observing correct polarity.
- 배터리 칸을 단단히 닫으세요.
경고:
- 지정된 유형의 배터리만 사용하세요.
- 현지 규정에 따라 오래된 배터리를 책임감 있게 폐기하십시오.
6.2 청소
Wipe the logger with a soft, damp cloth. Do not use abrasive cleaners or solvents. Ensure the USB port and sensor areas are kept clean and free of debris.
7. 문제 해결
| 문제 | 가능한 원인 | 해결책 |
|---|---|---|
| Logger not detected by software. | Software not installed correctly; USB connection issue; Driver issue. | Ensure EasyLog software is installed. Try a different USB port. Restart computer. Reinstall software. |
| 부정확한 판독값. | Sensor obstruction; Environmental interference; Calibration needed. | Ensure sensor area is clear. Avoid placing logger near heat sources/vents. Consult Lascar support for calibration information. |
| Logger not recording data. | Not configured to start; Battery low/dead; Memory full. | Check configuration in EasyLog software. Replace battery. Download data and clear logger memory. |
| LCD 화면이 꺼져 있습니다. | Battery dead; Logger in sleep mode. | Replace battery. Connect to PC to check status. |
8. 사양
| 매개변수 | 값 |
|---|---|
| 모델 번호 | EL-USB-2-LCD |
| 측정 범위(온도) | -35°C ~ 80°C (-31°F ~ 176°F) |
| 측정 범위(습도) | 상대습도 0~100% |
| 정확도(온도) | 일반적으로 ±0.5°C (±0.9°F) |
| 정확도(습도) | ±3.0% RH 일반적 |
| 로깅 속도 | User-configurable from 10 seconds to 12 hours |
| 메모리 용량 | 16,000 readings (8,000 temperature, 8,000 humidity) |
| 배터리 유형 | 1/2 AA 3.6V Lithium (included) |
| 배터리 수명 | 약 1년 |
| 치수 | 가로 0.98인치 x 세로 3.9인치 (0.98 x 0.98 x 3.9인치) |
| 무게 | 2.4 온스 |
| IP 등급 | IP67 |
| 연결성 | USB |
| 소프트웨어 호환성 | Windows 10, 8, 7, Vista, XP (32-bit & 64-bit) |
9. 보증 및 지원
Lascar Electronics products are manufactured to high standards and are typically covered by a limited warranty against defects in materials and workmanship. For specific warranty terms and conditions, please refer to the documentation provided with your purchase or visit the official Lascar Electronics web대지.
For technical support, software downloads, or further assistance, please contact Lascar Electronics customer service or visit their online support portal. Ensure you have your product model number (EL-USB-2-LCD) and any relevant purchase information ready when seeking support.
Manufacturer: Lascar Electronics
