OHAUS EX224N Explorer Analytical Balance, 220g Capacity, 0.1mg Readability, AutoCal, NTEP Certified
OHAUS EX224N Explorer Analytical Balance — 0.1 mg Readability with Full-Color Touchscreen and AutoCal
Analytical weighing at the sub-milligram level requires an instrument that combines rigorous accuracy with intuitive control. The OHAUS EX224N Explorer Analytical Balance meets that standard with 0.1 mg readability, a vivid 5.7-inch full-color VGA touchscreen, and fully automatic internal calibration — all within an NTEP-certified platform suitable for regulated environments.
Key Features
- 0.1 mg Readability, 220 g Capacity: Sub-milligram resolution enables precise quantitative analysis, sample preparation, and formulation tasks in analytical laboratories.
- AutoCal Internal Calibration: Automatic calibration executes without operator intervention whenever temperature drift is detected, maintaining accuracy throughout the workday.
- 5.7-Inch Full-Color VGA Touchscreen: The high-resolution interface simplifies access to 15+ application modes, adjustable brightness settings, and data output configuration.
- NTEP and Measurement Canada Certified: Legal-for-trade certification supports use in regulated commercial and compliance-sensitive testing contexts.
- Included Glass Draftshield: Protects lightweight samples from air currents that could disrupt sub-milligram readings, maintaining measurement integrity.
- RS232 and USB Connectivity: Built-in ports allow direct communication with printers, computers, and LIMS; Ethernet expansion is available as an accessory.
- Broad Application Suite: Supports weighing, parts counting, percent weighing, density determination, pipette adjustment, formulation, dynamic animal weighing, and more.
Detailed Overview
The EX224N sits at the intersection of performance and usability within the OHAUS Explorer series. Its fully automatic internal calibration eliminates the manual calibration steps that slow workflows in busy labs — a practical advantage where ambient temperature fluctuates or multiple operators share the instrument. The stainless steel pan and glass draftshield are removable, simplifying cleaning and maintenance. Connectivity to RS232 and USB ports supports seamless data export to laboratory software or printers, while the GLP/GMP-compliant output format satisfies documentation requirements in pharmaceutical, food safety, and academic research settings. With typical repeatability of 0.0001 g and linearity within ±0.0002 g, the EX224N provides the measurement confidence that analytical laboratories demand.
Applications
- Pharmaceutical research and API weighing requiring traceable sub-milligram accuracy
- Analytical chemistry sample preparation and gravimetric analysis
- Quality assurance testing under NTEP or Measurement Canada compliance
- Density determination and formulation workflows in academic research
- Pipette calibration and adjustment verification
Why Choose the OHAUS EX224N?
Research scientists, QA managers, and compliance officers who require a legally traceable, fully automatic analytical balance will find the EX224N a powerful and versatile platform. The touchscreen interface reduces operator error, while AutoCal removes the uncertainty of manual calibration routines. Order today to equip your lab with a high-performance NTEP-certified analytical balance.
| Brand | OHAUS |
|---|---|
| Model | EX224N |
| Maximum Capacity | 220 g |
| Readability | 0.1 mg |
| Repeatability | 0.0001 g (typical) |
| Linearity | ±0.0002 g |
| Stabilization Time | 2 s |
| Calibration | AutoCal™ – Automatic Internal |
| Pan Size | 90 mm diameter |
| Display | Full-color 5.7 in VGA touchscreen |
| Draftshield | Included |
| Legal For Trade | NTEP Certified; Measurement Canada Approved |
| Connectivity | RS232 (included); USB (included); Ethernet (accessory) |
| Operating Temperature | 10°C – 30°C, 85% RH non-condensing |
| Dimensions | 393 mm × 350 mm × 230 mm (L×H×W) |
| Net Weight | 6.9 kg |
| Readability (certified) | 1 mg |
| Accuracy (class) | I |
| Auto Door | Not Applicable |
| Auxiliary Display Model | Available as an Accessory |
| Battery Life | Not Applicable |
| Communication | Ethernet (Available as an Accessory); USB (Included); RS232 (Included) |
| In-use Cover | Included |
| Minimum Weight (usp, 0.1%, Typical) | 0.16 g |
| Pan Construction | Stainless Steel |
| Power | AC Adapter (Included) |
| Tare Range | To capacity by subtraction |
| Units Of Measurement | Singapore Tael; Ounce Troy; Pennyweight; Grain; Kilogram; Tical; Custom; Milligram; Momme; Newton; Baht; Taiwan Tael; Gram; Hong Kong Tael; Pound; Tola; Mesghal; Carat; Ounce |
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