OHAUS PR323N/E PR Series Precision Balance, 320g Capacity, 0.001g Readability, NTEP Certified
OHAUS PR323N/E PR Series Precision Balance — NTEP Certified for Legal-for-Trade Weighing
Trade transactions and regulated commerce demand certified accuracy. The OHAUS PR323N/E PR Series Precision Balance carries NTEP certification at 320g capacity and 0.001g readability, enabling legal-for-trade use in precious metals trading, retail dispensing, and commercial quality-control operations where weights must comply with Handbook 44 requirements.
Key Features
- NTEP Certified Legal-for-Trade: Approved by the National Type Evaluation Program for commercial weighing applications, with a certified readability of 0.01g for trade purposes.
- 320g Capacity at 0.001g Resolution: A broader capacity than the 220g model in this series, accommodating larger precious metal lots, gem parcels, or multi-component samples.
- Glass Draftshield Included: Removable glass enclosure shields the pan from air movement, preserving the measurement stability needed for precise commercial transactions.
- RS232 Output for Documentation: Serial connectivity transfers weight data to receipt printers, POS systems, or LIMS, maintaining a traceable transaction record.
- Software Lockout for Compliance: Configuration and calibration settings can be locked to prevent tampering in point-of-sale or regulated environments.
- Auto-Tare and Stability Indication: Immediate tare response and a visual stability indicator confirm when a result is settled and ready to record.
- Broad Unit Conversion: Supports grams, ounces (troy and avoirdupois), carats, grains, and milligrams — all units commonly required in jewelry and precious metals commerce.
Detailed Overview
The OHAUS PR323N/E Precision Balance is the NTEP-certified variant in the PR323 line, sharing the same physical platform as the non-certified model but with the added legal-for-trade designation that matters for commercial use. Its 0.002g linearity and 2-second stabilization time support repeatable measurements across a full trading day. The removable stainless steel pan with 120 mm diameter fits standard weighing boats used in gem and metals assessment. User-defined project and user IDs attach operator and transaction context to printouts, supporting audit trail requirements in regulated commerce. The balance uses external calibration with user-selectable span points, giving operators control over reference weight selection. Compact at 4.5 kg and powered by an included AC adapter, the PR323N/E suits both fixed counter installations and mobile trade show deployments. Security bracket and calibration lock provide physical protection against unauthorized adjustments.
Applications
- Legal-for-trade precious metals and gem weighing
- Retail dispensing and commercial portioning
- Quality-control acceptance sampling under Handbook 44
- Pharmacy compounding and dispensing verification
Why Choose the OHAUS PR323N/E?
Businesses that sell or process goods by weight and need a certified instrument will find the PR323N/E directly suited to their compliance needs. NTEP certification, calibration security, and RS232 connectivity combine in a compact, cost-efficient package. Order today to meet legal-for-trade requirements with a dependable, certified precision balance.
| Brand | OHAUS |
|---|---|
| Model | PR323N/E |
| Maximum Capacity | 320 g |
| Readability | 0.001 g |
| Readability (Certified) | 0.01 g |
| Repeatability | 0.001 g |
| Linearity | ±0.002 g |
| Stabilization Time | 2 s |
| Calibration | External |
| Pan Size | 120 mm diameter |
| Display | Backlit LCD |
| Draftshield | Included (Removable Glass) |
| Connectivity | RS232 |
| Legal For Trade | NTEP Certified |
| Operating Temperature | 10°C – 30°C, 80% RH non-condensing |
| Dimensions | 317 mm × 303 mm × 201 mm (L×W×H) |
| Net Weight | 4.5 kg (10 lb) |
| Auto Door | Not Applicable |
| Auxiliary Display Model | Available as an Accessory |
| Battery Life | Not Applicable |
| Communication | RS232 |
| In-use Cover | No |
| Minimum Weight (usp, 0.1%, Typical) | 2 g |
| Pan Construction | Stainless Steel |
| Power | AC Adapter (Included) |
| Tare Range | To capacity by subtraction |
| Units Of Measurement | Milligram; Ounce Troy; Gram; Grain; Ounce; Carat |
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