AMTAST WA-60A Portable Water Activity Meter Instruction Manual

1. Кіріспе

The AMTAST WA-60A Portable Water Activity Meter is designed for precise measurement of water activity (aw) in various substances, including food products like beef jerky, freeze-dried food, fruits, and vegetables. This device helps assess product preservation and stability by quantifying the free water content. Its portable design and integrated sensor make it a convenient tool for on-site analysis.

2. Өнім аяқталдыview

2.1-сурет: The AMTAST WA-60A Water Activity Meter in use, displaying a water activity reading. This device measures free water activity to assess the preservation and stability of food, medicine, and other products.

2.2-сурет: The AMTAST WA-60A Water Activity Meter with its sample plate. The kit typically includes the meter, sample plate, portable bag, and manual for accurate measurement of free water content.

Негізгі ерекшеліктері:

• Портативті дизайн: Weighing approximately 100 grams, this meter is lightweight and suitable for on-the-go testing.
• Дәл өлшемдер: Offers a measurement range of 0-1.0aw with a resolution of ±0.01aw and an accuracy of 0.02aw.
• Біріктірілген сенсор: Features a non-conductive humidity sensor and integrated readings in a single unit, simplifying water activity analysis.
• Жылдам тестілеу: Provides rapid results, typically completing measurements within 5 minutes.
• Дисплейді тазалау: Equipped with a 6-digit backlit LCD screen that simultaneously displays water activity (aw) and temperature.
• Пайдаланушыға ыңғайлы функциялар: Includes automatic and manual shut-off options, along with a low battery indicator.

2.3-сурет: Егжей-тегжейлі view of the meter's backlit LCD screen, showing both the water activity (aw) and temperature values for clear readings.

2.4-сурет: Image showing the battery compartment for 2x1.5V AAA batteries and the non-conductive humidity sensor. The device also features automatic shutdown, manual shutdown, and alarm indication.

3. Техникалық сипаттамалар

3.1-сурет: The AMTAST WA-60A Water Activity Meter shown alongside its key specifications.

Техникалық сипаттамалар

Параметр	Мән
Үлгі нөмірі	WA-60A
Өлшем диапазоны	0.00 ~ 1.00 aw
Ажыратымдылық	±0.01 aw
Дәлдік	±0.02 aw
Temperature Operation Conditions	0-50°C
Humidity Operation Conditions	<95% RH
Элемент салмағы	100 грамм (3.53 унция)
Нәр беруші	2 x 1.5V AAA Size (UM-4) Battery (not included)
Материал	ABS
Өлшемдері	Approximately 13.5 cm (5.3 inches) height, 7 cm (2.8 inches) width

4. Орнату

Before first use, ensure the device is properly set up.

1. Батареяны орнату: Open the battery compartment on the back of the meter. Insert two 1.5V AAA batteries, ensuring correct polarity. Close the compartment securely.
2. SampҰстаушы: The meter comes with a sample holder featuring a strong magnetic connection. Ensure the sample holder is clean and dry before use.
3. Calibration (Highly Recommended): For accurate and reliable results, especially for food safety applications, it is highly recommended to calibrate the meter using certified water activity standards. This should be done in the range relevant to your testing.

5. Операция

Follow these steps for accurate water activity measurement:

1. Дайындаңыз Сampле: С -ны қойыңызample into a clean, dry sample cup. Ensure the sample fills the cup adequately without overflowing.
2. Орын Сampле: s орнын қойыңызample cup onto the base of the meter. The magnetic sample holder will secure it in place.
3. Тепе-теңдік: Маңызды қадам: After placing the sample and closing the meter, allow sufficient time for the sample to equilibrate with the sensor. This process can take several hours, or even overnight, depending on the sample type and environmental conditions. Do not turn on the meter immediately.
4. Қуат қосулы: Бірде сample has equilibrated, turn on the meter while it is still closed on the sampле.
5. Өлшемді оқу: The LCD screen will display the water activity (aw) and temperature. Allow the reading to stabilize before recording the final value.
6. Қуат көзін өшіру: The device features automatic and manual shut-off options. To manually turn off, press and hold the power button.

5.1-сурет: The meter is designed for quick and efficient testing, providing accurate readings for water activity measurements.

5.2-сурет: The AMTAST WA-60A is widely used for testing water activity in various food products, including dried fruits, beef jerky, cookies, and sausages.

6. Техникалық қызмет көрсету

• Тазалау: s сақтаңызample holder and sensor area clean and free from debris. Use a soft, dry cloth to wipe the device. Do not use abrasive cleaners or immerse the device in water.
• Сақтау орны: Store the meter in its protective case in a cool, dry place when not in use. Remove batteries if storing for extended periods to prevent leakage.
• Калибрлеу: Regular calibration with known standards is essential to maintain accuracy. Refer to Section 4 for calibration recommendations.

7. Ақаулықтарды жою

8. Қауіпсіздік туралы ақпарат

• Құрылғыны өзіңіз бөлшектеуге немесе жөндеуге әрекеттенбеңіз. Қызмет көрсету үшін білікті мамандарға хабарласыңыз.
• Құрылғыны шектен тыс температурадан, ылғалдылықтан және тікелей күн сәулесінен алыс ұстаңыз.
• Физикалық зақым келтірмеу үшін құрылғыны абайлап ұстаңыз.
• Батареяларды жергілікті ережелерге сәйкес тастаңыз.

9. Кепілдік және қолдау

For warranty information, technical support, or service inquiries, please contact AMTAST customer service. Refer to the product packaging or the official AMTAST webбайланыс мәліметтері үшін сайт.

AMTAST Official Store: Visit the AMTAST Store on Amazon