Landtek 4-Channel K/J/T Type Thermocouple Thermometer Temperature Data Logger - Model MILA37300 User Manual

1. 이상view

The Landtek 4-Channel K/J/T Type Thermocouple Thermometer is a versatile temperature data logger designed for precise multi-point temperature monitoring. It features four input channels compatible with K, J, and T-type thermocouples, allowing simultaneous measurement. Key functionalities include data logging for up to 5000 groups internally, unlimited PC data logging via USB, selectable temperature units (°C/°F), Max/Min/Average value tracking, data hold, and an adjustable temperature compensation (ADJ) function. It also incorporates audible and visual alarms for critical temperature thresholds and an automatic power-off feature to conserve battery life.

2. 안전 정보

• Always handle the device and probes with care.
• 장치를 극한의 온도, 습도 또는 직사광선에 노출시키지 마십시오.
• 측정 오류나 손상을 방지하기 위해 열전대를 올바르게 연결하십시오.
• 강한 전자파 간섭이 있는 환경에서는 본 기기를 사용하지 마십시오.
• Keep the device away from water or other liquids unless the probes are specifically designed for immersion.
• Replace batteries promptly when the low battery indicator appears to ensure continuous operation and data integrity.

3. 패키지 내용

패키지에 모든 품목이 들어 있는지 확인하세요.

• 1 x Landtek 4-Channel Thermocouple Thermometer
• K형 열전대 4개
• 3 x AA 배터리
• 1 x USB 케이블
• 1 x 운반 케이스
• 1 x 사용자 설명서

This image displays the complete package contents: the main thermometer unit, four K-type thermocouples, a USB cable for data transfer, and a protective carrying case. A user manual is also included.

4. 장치 레이아웃 및 구성 요소

Familiarize yourself with the main components and controls of your thermometer.

A visual representation of the thermometer's main features, such as its 4-channel capability, vibrant LCD, data hold function, battery level display, Celsius/Fahrenheit unit switching, maximum/minimum value tracking, 5000 data group memory, and integrated sound and light alarm indicators.

The physical dimensions of the thermometer are displayed, indicating a height of 17.7 cm and a width of 7 cm. Its approximate weight is 189 grams, making it a portable device.

The back of the thermometer is shown with the battery cover removed, revealing the compartment designed for three AA batteries (DC 1.5V x 3).

5. 설정

5.1 배터리 설치

1. Open the battery compartment cover on the back of the device (refer to Figure 4.3).
2. AA 배터리 3개를 올바른 극성(+/-)에 맞춰 넣으세요.
3. 배터리 덮개를 단단히 닫으세요.

5.2 열전대 연결하기

1. Identify the four thermocouple input ports at the top of the device.
2. Plug the K-type, J-type, or T-type thermocouples into the desired channels (T1, T2, T3, T4). Ensure the plugs are inserted firmly and with correct polarity.

The Landtek 4-Channel Thermocouple Thermometer is shown in use, with four K-type thermocouples immersed in separate glasses of water, displaying individual temperature readings on its screen.

6. 기본 동작

6.1 전원 켜기/끄기

• 를 누르세요 힘 버튼을 누르면 장치가 켜집니다.
• 를 누르고 계세요 힘 버튼을 눌러 장치를 끕니다.
• The device features an automatic power-off function to save battery. This can typically be disabled via the settings menu if continuous operation is required.

6.2 온도 단위 선택(°C/°F)

• 를 누르세요 ° C / ° F 섭씨와 화씨 온도 단위를 전환하는 버튼입니다.

6.3 Thermocouple Type Selection (K/J/T)

• 를 누르세요 ADJ > 2s TYPE button to cycle through K, J, and T thermocouple types. Ensure the selected type matches the connected probes for accurate readings.

6.4 Max/Min/Average Functions

• 를 누르세요 최대/최소 button to display the maximum, minimum, and average temperature readings recorded during the current measurement session.

6.5 데이터 홀드

• 를 누르세요 REC > 2s HOLD button briefly to freeze the current readings on the display. Press again to release and resume live readings.

7. 고급 기능

7.1 ADJ Temperature Compensation

The ADJ compensation function allows for fine-tuning temperature readings to minimize errors caused by thermocouple wire variations or environmental factors. The compensation range is from -9 to 9 °C (-16 to 48 °F).

• Access the ADJ compensation setting through the device's menu.
• Adjust the compensation value as needed to match a known reference temperature.

7.2 알람 설정

The thermometer features audible and visual alarms that activate when measured temperatures exceed user-defined high or low limits.

The thermometer's display highlights its visual and audible alarm features. The visual alarm is indicated by a flashing light, and the audible alarm provides a sound notification when temperature thresholds are exceeded. Default upper limit is 1300°C, lower limit is -200°C.

• 메뉴에서 알람 설정으로 이동하세요.
• Set the desired upper and lower temperature limits for each channel.
• When a limit is breached, the device will trigger a sound and/or a flashing light on the display.

8. Software and Data Export

The Landtek thermometer supports data logging and export to a PC for detailed analysis.

This image illustrates the thermometer connected via USB to a laptop, showcasing the accompanying PC software for real-time data logging, analysis, and export in Excel or bitmap format. The software is compatible with Windows 7, 8, 10, and 11.

8.1 내부 데이터 로깅

• The device can record up to 5000 groups of programmable temperature data directly on the meter.
• 원하는 설정ampling rate (e.g., 1s, 2s, 5s, 10s, 30s, 60s, 1h) through the device's menu for internal logging.

8.2 PC Software and USB Export

• Connect the thermometer to a PC using the provided USB cable.
• Install the dedicated PC software (compatible with Windows 7, 8, 10, and 11 systems).
• The software allows for unlimited data logging, real-time display of data sheets and charts, and export of data in formats such as Excel or bitmap.

9. 응용 프로그램

This thermometer is suitable for a wide range of temperature measurement tasks in various environments:

A collage illustrating the wide range of applications for this thermometer, such as temperature monitoring in industrial environments, furnaces, laboratories, pottery kilns, for drinking water, and in aquariums.

• HVAC 시스템: For testing superheat or subcooling.
• 산업 공정: Monitoring temperatures in manufacturing, furnaces, and other industrial settings.
• 연구실: Precise temperature measurement for experiments and research.
• 식음료: Checking temperatures in microwave ovens, refrigeration equipment, and for liquids like drinking water.
• 수족관: Maintaining optimal water temperatures.

10. 유지관리

• 청소: Wipe the device exterior with a clean, damp 천. 연마성 세척제나 용매를 사용하지 마십시오.
• 저장: Store the thermometer in its carrying case in a cool, dry place when not in use. Remove batteries if storing for extended periods to prevent leakage.
• 프로브 관리: Inspect thermocouples regularly for damage. Replace worn or damaged probes to ensure accuracy.

11. 문제 해결

기기 사용 중 문제가 발생하면 다음의 일반적인 해결 방법을 참조하십시오.

• 전원 없음: 배터리 설치를 확인하고 배터리가 완전히 방전되지 않았는지 확인하세요. 필요하면 교체하세요.
• 부정확한 판독: Verify that the correct thermocouple type is selected in the device settings. Check probe connections and ensure probes are not damaged. Consider applying ADJ compensation if a known offset exists.
• Data Logging Issues: Ensure the device has sufficient internal memory or that the PC software is correctly installed and connected for unlimited logging. Check USB cable connection.
• 소프트웨어 연결 문제: Confirm USB cable is securely connected to both the device and the PC. Ensure the correct drivers are installed for the PC software.

12. 사양

13. 교육용 비디오

14. 보증 및 지원

For warranty information, technical support, or service inquiries, please refer to the contact details provided with your purchase documentation or visit the official Landtek web사이트. 보증 청구를 위해 구매 증빙 자료로 구매 영수증을 보관하세요.

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