AMT157 Seed and Grain Moisture Meter

Keywords: seed moisture meter, grain moisture meter, portable grain moisture tester, coffee moisture meter, grain moisture tester

The AMT157 is a portable seed and grain moisture meter designed for quick, straightforward moisture checks. Its stainless-steel body is compact for field use, while the built-in measuring cup holds approximately 70 mL. Select the material on the meter to use its corresponding measurement range.

Key Features

1. Measures moisture across a broad selection of seeds, grains, coffee products, and other materials listed below.

2. Material-specific measurement ranges and selectable material settings.

3. Automatic or manual temperature compensation (ATC/MTC), with a 20 °C (68 °F) reference temperature.

4. Moisture-value adjustment from −9.9% to +9.9% and average display after two or more tests.

5. LCD with automatic backlight on/off and adjustable brightness.

6. Compact stainless-steel construction with a measuring cup capacity of about 70 mL.

Technical Specifications

Parameter	Specification
Moisture measurement accuracy	±0.5%
Adjustment range	−9.9% to +9.9%
Repeat error	0.2%
Working temperature	0 to 40 °C
Temperature compensation	Automatic or manual (ATC/MTC); 20 °C (68 °F) reference
Temperature correction rule	0.1% moisture adjustment per 1 °C difference from 20 °C
Display	LCD; automatic backlight on/off; adjustable brightness
Measuring cup capacity	Approx. 70 mL
Battery	9 V (6F22)
Auto power-off	After 5 minutes

Supported Grains and Moisture Range

Material	Range	Material	Range	Material	Range
Wheat	9.0–38%	Maize	9–39%	Soybean	8.9–33.4%
Rice	10.4–26.4%	Peanut	5.4–18.9%	Coffee bean	10–30%
Arabica coffee	9–31%	Robusta coffee	9–30%	Roasted coffee	5.7–23%
Parchment coffee	8.8–40%	Cocoa bean	4.5–17%	Tomato seed	7.6–21%
Cucumber seed	7–20%	Eggplant seed	7.7–19.5%	Chili seed	6.6–18.5%
Cherry radish seed	6–16.5%	Spinach seed	8.7–23%	Lettuce seed	3.9–21%
Broccoli seed	5.8–24%	Bunching onion seed	8.0–25%	Carrot seed	8.0–21%
Cauliflower seed	6.6–24%	Celery seed	9.0–24%	Coriander seed	7.1–23%
Onion seed	6.9–25%	Black pepper seed	11.6–24%	White pepper seed	10.3–25%
Pumpkin seed	5.6–25%	Raspberry seed	9.5–32%	Small red bean	12.1–30%
Japonica rice	8.5–40%	Indica rice	8.9–30.4%	Sorghum	8–35%
Rapeseed	6.4–25.4%	Millet	9.4–28.4%	Barley	9.4–26.4%
Sunflower seed	7.9–24.4%	Sesame	6.0–18.0%	Flaxseed	4.5–18.0%
Almonds	4.5–21.0%	Cashews	4.5–15.0%	Jute seed	6.6–32%
Red bean	12.1–30%

Applications

1. Checking moisture in grains such as wheat, maize, rice, barley, sorghum, millet, and rapeseed.

2. Testing seeds including vegetable, oilseed, and field-crop seeds.

3. Measuring moisture in coffee beans, cocoa beans, nuts, and other supported materials.