The Wincom Electronic Analytical Balance JA Series is a high-precision, professional-grade laboratory instrument engineered to deliver exceptional accuracy down to the sub-milligram level. Utilizing advanced electromagnetic force restoration sensor technology and high-performance microprocessors, the JA Series ensures rapid stabilization, high sensitivity, and outstanding repeatability. This analytical balance is essential for meticulous weighing operations in pharmaceutical laboratories, chemical analysis centers, research institutes, and high-standard quality control departments.

Technical Specifications

• Weighing Capacity Options: Ranging from 100 grams up to 320 grams (depending on the specific JA Series model)

• Readability / Resolution: Ultra-precision analytical levels (0.0001 grams / 0.1 milligrams)

• Stabilization Time: Less than or equal to 3 seconds

• Pan Material: High-grade, corrosion-resistant stainless steel (round design)

• Display Type: High-contrast, backlit digital LCD screen for excellent readability

• Calibration Method: External calibration with standard weights (Internal automatic calibration available on specific premium versions)

• Measurement Units: Multi-unit switching supported (g, ct, oz, lb, mg, and more)

• Power Supply: AC 220V, 50Hz (equipped with power adapter)

• Communication Port: Integrated RS232 interface for direct PC connectivity and data logging printers

Key Features

• Electromagnetic Force Balance Technology: Built with a highly sophisticated electromagnetic sensor core that guarantees rapid response times, excellent linearity, and minimal thermal drift under continuous use.

• Full-Glass sliding Draft Shield: Features a rugged, three-door clear glass windshield chamber that completely isolates the weighing pan from ambient air currents, drafts, and temperature variations.

• Comprehensive Application Modes: Equipped with built-in analytical software supporting standard weighing, precise piece counting, percentage weighing, density determination, and full-range tare functions.

• Intelligent Internal Safety Controls: Built-in automated error tracking, over-load protection alarms to safeguard internal sensors from excessive weight drops, and stability indicators.

• Rugged Construction and Stability: Designed with a heavy-duty cast-aluminum lower base, chemical-resistant body, an integrated spirit leveling bubble, and adjustable feet to ensure a perfectly level testing platform.

Primary Applications

• Pharmaceutical Analysis and R&D: Weighing ultra-micro quantities of active pharmaceutical ingredients (APIs), standard powders, and sensitive medical compounds.

• Chemical Synthesis and Analytics: Accurate preparation of analytical standard solutions, organic synthesis mixtures, and fine chemical formulations where milligram precision is critical.

• Core University Research Labs: Serving as a highly reliable, high-end analytical weighing station for advanced chemistry, biology, and materials science research departments.

• Precious Stones and Gold Grading: Providing certified, highly precise mass data for diamonds, gemstones, and premium precious metals.