GR-202 Semi-Micro Analytical Balance
The GR-202 Semi-Micro Analytical Balance from the Gemini Series delivers exceptional precision and user-friendly performance in a compact, lab-ready design. With dual-range weighing capability (42 g at 0.01 mg and 210 g at 0.1 mg), this balance is ideal for highly sensitive measurements in laboratories requiring the utmost accuracy.
Equipped with internal automatic calibration, the GR-202 ensures consistent accuracy by compensating for environmental changes without user intervention. Its die-cast aluminum base provides excellent stability, while the large LCD display and splash-proof membrane keypad enhance usability and reliability in demanding environments.
The GR-202’s space-saving footprint, automated functions, and robust performance make it a powerful solution for advanced weighing needs in pharmaceutical, research, and industrial applications.
Key Features:
Dual Capacity & Resolution: 42 g capacity with 0.01 mg readability; 210 g with 0.1 mg readability
Automatic Internal Calibration: Ensures precise measurements without manual calibration
High Accuracy & Stability: Excellent repeatability down to 0.00002 g and linearity as fine as ±0.00003 g
Fast Response Time: Stabilizes in approx. 3.5 to 8 seconds, depending on capacity range
Compact Design: Space-efficient footprint with robust die-cast aluminum base
User-Friendly Interface: Large, clear LCD and splash-resistant membrane keypad
GLP/GMP Support: Fully compliant with data traceability standards
Flexible Power Input: Compatible with 100–240 VAC via AC adapter
Technical Specifications:
Capacity: 42 g / 210 g
Readability: 0.01 mg / 0.1 mg
Pan Size: Ø85 mm (3.3″)
Repeatability (Standard Deviation): 0.00002 g / 0.0001 g
Linearity: ±0.00003 g / ±0.0002 g
Stabilization Time: Approx. 8 s (42 g), 3.5 s (210 g)
Minimum Unit Weight (Counting Mode): 0.1 mg
Minimum Display in Percent Weighing: 0.01%
Sensitivity Drift: ±2 ppm/°C (10°C to 30°C)
Display Refresh Rate: 5 or 10 times per second
Operating Temperature Range: 5°C to 40°C (41°F to 104°F), RH ≤85% (non-condensing)
Power Supply: 100, 120, 220, 240 VAC, 50/60 Hz via AC adapter
Power Consumption: Approx. 11 VA
Dimensions (W × D × H): 249 × 330 × 327 mm (9.8 × 13.0 × 12.9 in)
Breeze Break Dimensions: 178 × 160 × 233 mm (7.0 × 6.5 × 9.2 in)
Net Weight: Approx. 6.0 kg (13.2 lbs)
Standard Accessories: AC adapter, instruction manual, quick reference card
Optional External Calibration Weights: 100 g / 200 g
Applications:
Semi-micro weighing for pharmaceutical formulation
Chemical and biochemical analysis
Environmental testing
Academic research and quality control
Trace substance measurement in advanced R&D labs
With its dual-range precision, automated internal calibration, and compact durability, the GR-202 is an outstanding choice for professionals demanding semi-microbalance performance in a modern laboratory environment.





