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Ohaus EXR324N Analytical Balance with 0.1 mg Readability and Multi-Interface Connectivity

From€6,439.36excl. VAT

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Maximum Capacity
320 g
Readability
0.1 mg
Pan Size
3.5 in x 3.5 in (90 mm x 90 mm)
Internal Calibration
AutoCal™ - Automatic
Draftshield
Included
All 27 specifications
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Specifications 27

Brands
Ohaus
New/Used
Used
Maximum Capacity
320 g
Readability
0.1 mg
Pan Size
3.5 in x 3.5 in (90 mm x 90 mm)
Internal Calibration
AutoCal™ - Automatic
Draftshield
Included
Dimensions
15.5 in x 14.6 in x 9 in (393 mm x 370 mm x 230 mm) (LxHxW)
Battery Life
Not Applicable
Legal for Trade
NTEP Certified
Auxiliary Display Model
Available as an Accessory
Auto Door
Not Applicable
Tare Range
To capacity by subtraction
Working Environment
59°F – 77°F, 80%RH, non-condensing (15°C – 25°C, 80%RH, non-condensing)
Net Weight
16.3 lb (7.4 kg)
In-Use Cover
Included
Communication
USB device; USB host x 2; RS232; Ethernet TCP/IP; WiFi/Bluetooth (available as an accessory)
Power
AC Adapter (Included)
Units of Measurement
Milligram; Ounce Troy; Pennyweight; Gram; Grain; Carat; Ounce
Minimum Weight
10 mg
Display
7" colour TFT touchscreen
Pan Construction
Stainless Steel
Built-in Ionizer
No
Stabilization Time
2 s
Repeatability, typical
0.1 mg
Minimum Weight (USP, 0.1%, typical)
100 mg
Linearity ±
0.2 mg

Product description

High-precision Ohaus analytical balance with 320 g capacity, 0.1 mg readability, touch screen, and USB, Ethernet, RS232.

The Ohaus EXR324N analytical balance delivers high-precision weighing essential for molecular diagnostics and biotechnological workflows such as bioprocessing and synthetic biology research. It features a maximum capacity of 320 g and a high readability of 0.1 mg, supporting applications including basic weighing, parts counting, percent weighing, and density determination.

Key technical features include:

  • 7-inch TFT 16.7M color touchscreen with glass overlay for intuitive operation and enhanced visibility in laboratory environments.
  • Robust construction with a metal housing, SST 316 stainless steel weighing pan (90 mm x 90 mm), and an anti-static glass draftshield to ensure stable measurements critical in clinical diagnostics and biomanufacturing.
  • Advanced communication capabilities with USB Host (Type A) x 2, USB Device (Type C), Ethernet (RJ45), and RS232 ports; optional Wi-Fi and Bluetooth dongles enhance connectivity for integration in automated molecular biology laboratories.
  • Supports multiple weighing units, including milligram, gram, ounce, carat, and grain, enabling versatility across various research fields.
  • Internal AutoCal™ automatic calibration maintains accuracy without manual intervention.
  • Fast stabilization time of 2 seconds optimizes throughput in high-volume biomanufacturing and cell imaging workflows.
  • Comprehensive software features such as time synchronization (NTP), HID support for driverless computer connection, four-level user management, and a system log with 100,000 entries, supporting stringent data integrity requirements in biomedical engineering.
  • Certified compliant for trade (NTEP) and equipped with accessories such as an auxiliary display and anti-vibration designs to ensure reproducibility in sensitive analyses.

This precision analytical balance is widely adopted in molecular biology laboratories for essential weighing tasks in molecular cloning workflows, gene editing sample preparation, and critical quantitative analyses in synthetic biology research. It excels in environments requiring accurate weight determination and stable performance, making it an indispensable tool across biotechnology, clinical diagnostics, and biomedical engineering sectors.

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Frequently asked questions

How long does laboratory equipment typically last?

With a service contract, ten to fifteen years is normal for most benchtop instruments. Detectors and pumps are the parts that wear first.

Can I get service for older equipment?

Yes. Every verified supplier states which service partners cover the instrument, and we list that alongside the offer.

Where can I buy parts?

Ask a scientist through the request button. Parts are often available even when the instrument itself is discontinued.

What is the typical lead time for refurbished equipment?

Two to six weeks, depending on refurbishment scope and whether calibration is included.

Does laboratory equipment ship internationally?

We ship to 38 countries. Crating and customs handling are quoted with the instrument.

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Last updated 19 October 2026