The Draminski Twistgrain Pro High-Quality Moisture Meter is a premium, portable device engineered for precise and reliable measurement of moisture content in grains, seeds, and a wide range of agricultural products. Designed for farmers, grain traders, storage operators, and quality inspectors, this advanced meter helps optimize harvesting, drying, storage, and trading decisions.
Featuring cutting-edge impedance measurement technology across four frequencies, the Twistgrain Pro ensures highly stable and repeatable readings. Its intelligent system integrates both moisture and temperature measurement, enabling accurate analysis even under varying environmental conditions.
The device offers both Basic and Advanced operating modes, making it suitable for beginners and professionals alike. With its ergonomic handheld design, durable construction, and intuitive interface, it delivers fast results in the field, warehouse, or laboratory.
Additionally, the TwistGrain Pro includes large internal memory, data logging, and PC connectivity, allowing users to store, analyze, and generate reports for up to 50,000 measurements. Its ability to support hundreds of crop calibrations makes it a versatile, future-proof investment for modern agriculture.
Key Features
· High-precision moisture measurement (±0.5% accuracy)
· Measures both moisture and temperature simultaneously
· Advanced 4-frequency impedance technology for stable readings
· Built-in temperature sensor with automatic compensation
· Stores up to 50,000 measurements with date & time
· Supports up to 400 crop types/calibrations
· Dual operation modes: Basic & Advanced
· Large backlit LCD display for easy readability
· USB connectivity with software for data analysis and reporting
· Optional external temperature probes for bulk storage monitoring
· Durable, portable design for field and warehouse use
· No need for periodic calibration
Specifications
General
· Measurement Parameters: Moisture & Temperature
· Measurement Method: Impedance (4 frequencies)
· Application: Grains, oilseeds, legumes, cereals, coffee, spices, and more
Performance
· Moisture Accuracy: ±0.5%
· Moisture Resolution: 0.1%
· Temperature Accuracy: ±0.5°C (0–85°C)
· Temperature Resolution: 0.1°C / °F
· Measurement Range: Approx. 5% – 40% (crop dependent)
Capacity & Storage
· Internal Memory: 50,000 measurements
· Supported Crops: Up to 400 species
· Average Calculation: From 2 to 20 results
Display & Interface
· Display Type: 2” Graphic LCD with LED backlight
· Controls: Membrane keyboard (4 buttons)
· Data Transfer: Mini USB to PC
· Software: Included for reporting and analysis
Power
· Power Supply:
o 4 × AA batteries (1.5V)
o 1 × CR2032 battery
· Battery Life:
o Up to 77 hours (low backlight)
o ~54 hours (moderate backlight)
Physical
· Dimensions: 17 × 7 × 8 cm
· Weight: 520 g
· Sample Capacity: 90 ml
Additional Features
· Automatic temperature compensation
· External probe compatibility
· Real-time clock for data logging
· User-updatable software and crop calibrations
· No periodic calibration required
Included Accessories
· Moisture meter unit
· Measuring chamber cap with battery
· Carrying case & belt
· USB cable
· AA batteries
· User manual
Warranty
· 3 Years
Applications
· Grain moisture testing during harvesting
· Storage monitoring in silos and warehouses
· Quality control in trading and processing
· Coffee, seeds, and oilseed moisture analysis
· Agricultural research and inspection