Introduzzjoni
The AMTAST Grain Moisture Meter AMT157 is a high-precision, portable device designed for accurately measuring the moisture content and temperature of various grains. This manual provides comprehensive instructions for the proper setup, operation, and maintenance of your moisture meter to ensure reliable and consistent results.

Figure 1: AMTAST Grain Moisture Meter AMT157 with wheat grains, showcasinil-funzjoni primarja tagħha.
Prodott Overview
Komponenti u Karatteristiċi
The AMT157 Grain Moisture Meter is built with durability and ease of use in mind. Its main body is constructed from stainless steel, ensuring longevity and robust performance in various environments. Key components include the power key, adjustment buttons (+/-), setup menu button (SET), and a sensitive internal sensor for accurate measurements.

Figure 2: Key components of the AMTAST Grain Moisture Meter, highlighting the power key, adjustment buttons, SET button, sensor, and grain moisture display.
- 18 Grain Support: The meter is pre-programmed with 18 grain codes, allowing precise moisture readings for a wide range of grains including wheat, maize, soybean, rice, coffee, and more.
- Portabbiltà u Durabilità: Compact, pocket-sized design with a durable stainless steel body for easy transport and long-lasting use.
- Qari Mgħaġġel u Preċiż: Delivers quick and precise measurements with stable data, even with temperature fluctuations.
- Operazzjoni faċli: Features automatic and manual temperature compensation (ATC and MTC) for consistent readings. Simple interface for efficient use.
- Customization Option: The device can be tailored for additional grain types or more precise readings for specific seeds upon request.

Figure 3: The 18 types of grains supported by the AMT157 moisture meter, demonstrating its versatility.
Setup
Installazzjoni tal-batterija
The AMTAST Grain Moisture Meter AMT157 requires one 9V battery for operation. Batteries are typically not included in the package due to shipping regulations.
- Locate the battery compartment at the bottom of the meter.
- Neħħi l-għatu tal-batterija.
- Insert a new 9V battery, ensuring correct polarity (+ and -).
- Ibdel l-għatu tal-batterija b'mod sikur.

Figure 4: Illustration of the removable battery compartment and the required 9V battery.
Istruzzjonijiet Operattivi
Follow these steps for accurate moisture measurement:
- Qawwa Mixgħul: Agħfas il- Ċavetta tal-Enerġija (
) to turn the meter on. - Agħżel it-Tip ta' Qamħ:
- Agħfas il- SET key. The LCD will display "Select kind", "Adjust moisture", and "Auto compensate".
- In the "Select kind" menu, press SET again to display a list of seed names.
- Uża l- + or - buttons to navigate through the grain types (e.g., Wheat, Maize, Soybean, Rice, Peanut, Coffee Bean, Cocoa Bean, Tomato, Cucumber, Eggplant, Chili Seed, Cheery Radish Seed, Spinach, Lettuce Seed).
- Once the desired grain type is selected, press SET to confirm. The LCD will return to measuring mode.
- Ipprepara Sample:
- Fill the measuring cup halfway with seeds.
- Shake gently to settle the seeds.
- Fill the cup to the brim (approximately 70ml). Ensure the cup is full to activate the sensor.
- Ħu Kejl: Slowly press the cover onto the measuring cup until the LCD displays the moisture value. Then, release it.
- Repeat Measurement (Optional): If the reading isn't detected or for increased accuracy, add more seeds and retest. After two tests, press SET to display the average value.
- Adjust LCD Brightness: In measuring mode, use the + or - key to adjust the LCD brightness.
- Out of Range Indication: If the measurement is out of the meter's specified range, the display will show "LOW".

Figure 5: Detailed operational steps for using the moisture meter, from powering on to taking a reading.
Official Product Video: Operation Guide
Video 1: This official video demonstrates the setup, grain selection, and measurement process for the AMTAST Grain Moisture Meter AMT157, providing a visual guide to its operation.
Manutenzjoni
Proper maintenance ensures the longevity and accuracy of your moisture meter.
- Tindif: After each use, especially when testing different grain types, ensure the measuring cup and sensor area are clean and free of residual grains or dust. Use a soft, dry cloth. Do not use abrasive cleaners or immerse the device in water.
- Ħażna: Store the meter in a cool, dry place, away from direct sunlight and extreme temperatures. Use the provided carrying case (if applicable) to protect it from physical damage.
- Sostituzzjoni tal-batterija: Replace the 9V battery when the low battery indicator appears or if the device fails to power on. Always dispose of used batteries responsibly.
Issolvi l-problemi
If you encounter issues with your AMTAST Grain Moisture Meter, refer to the following common problems and solutions:
| Problema | Kawża Possibbli | Soluzzjoni |
|---|---|---|
| Il-miter ma jixgħelx. | Batterija mejta jew installata ħażin. | Iċċekkja l-polarità tal-batterija. Ibdel b'batterija ġdida ta' 9V. |
| "LOW" displayed on screen. | Moisture content is below the measurable range, or insufficient sample. | Ensure the measuring cup is filled to the brim. If the issue persists, the grain moisture may be too low for the device's range. |
| Qari mhux preċiż jew inkonsistenti. | Mhux xieraq sample filling, sensor dirty, or incorrect grain type selected. | Ensure the cup is completely full and settled. Clean the sensor area. Verify the correct grain type is selected in the menu. Perform multiple tests and average the results. |
| Screen is broken or constant beeping. | Physical damage or internal malfunction. | This indicates a hardware issue. Contact AMTAST customer support for repair or replacement options. |
Speċifikazzjonijiet
Detailed technical specifications for the AMTAST Grain Moisture Meter AMT157:
| Parametru | Valur |
|---|---|
| Numru tal-Mudell | AMT157 |
| Eżattezza | 0.5% |
| Aġġusta l-Medda | -9.9% ~ +9.9% |
| Temperatura tax-Xogħol | 0 ~ 40°C |
| Repeat Error | 0.2% |
| Sors tal-Enerġija | Batterija waħda ta '9V |
| Materjal tal-Korp Prinċipali | Stainless Steel |
| Dimensjonijiet (Pakkett) | 7.5 x 3.5 x 3 pulzieri |
| Piż (Pakkett) | 1.85 Liri |
| Ħbub Appoġġjati | 18 types (e.g., Wheat, Maize, Soybean, Coffee, Rice, Peanut, etc.) |

Figure 6: Visual representation of the key technical specifications of the AMT157 meter.
Garanzija u Appoġġ
The AMTAST Grain Moisture Meter AMT157 is manufactured by AMTAST. For any product-related inquiries, technical support, or warranty claims, please contact AMTAST directly. Information regarding protection plans may also be available through your retailer.
- Manifattur: AMTAST
- Ħanut tal-Marka: Visit the AMTAST Store on Amazon
- Pjanijiet ta' Protezzjoni: Optional 3-Year or 4-Year Protection Plans may be available for purchase through your retailer.



