A&D HR-300i Analytical, 320 g × 0.1 mg
The A&D HR-300i analytical balance provides 320 g × 0.1 mg for laboratory sample preparation and routine quality checks. Its enclosed glass weighing chamber helps protect sensitive measurements from drafts.
- Calibration: use a suitable separate external weight.
- Everyday weighing: clear weight display, counting and percent modes.
- Draft control: anti-static glass surrounds the weighing pan.
- Data output: standard RS-232C connects to compatible printers or computers; connection accessories are separate.
Specifications
Brand A&D Weighing Model HR-300i Type Analytical balance Capacity 320 g Readability 0.1 mg (0.0001 g) Repeatability (standard deviation) 0.2 mg Linearity ±0.3 mg Stabilization time Approximately 3.5 seconds (FAST) Weighing pan 90 mm diameter, stainless steel Calibration External calibration with a separate weight External calibration weights 300 g, 200 g or 100 g; optional, not included in this offer Display LCD Interface RS-232C, D-sub 9-pin male Draft shield Anti-static glass weighing chamber Overall dimensions 217 × 442 × 316 mm (W × D × H) Power Supplied AC adapter; confirm local voltage and plug type Net weight Approximately 7.9 kg Warranty 5-year limited What's Included
- A&D HR-300i balance with anti-static glass weighing chamber
- 90 mm stainless-steel weighing pan and standard pan/chamber components
- AC adapter
- Display/main-unit protective cover
- Instruction manual; A&D WinCT communication software is available
External calibration weights are optional and are not included in this offer.
Calibration certificates, density kits, printers, communication cables/converters and battery options are separate unless specifically arranged with All Scales USA.
Applications & Industries
- Laboratory sample preparation and formulation
- Quality-control weighing
- Counting uniform components and percent comparison
Calibration & Connections
Level the balance, allow at least one hour of warm-up and calibrate after moving it. Choose calibration weights suited to your measurement requirements.
A&D WinCT software supports compatible Windows computers. USB or Ethernet use requires the appropriate separate interface or converter.
Manuals & Accessories
Optional accessories include the AD-1653 density kit, AD-1688 data logger, AD-8526 serial/Ethernet converter, compatible 9-pin serial/USB converter and AD-1682 external rechargeable battery pack. Confirm compatibility and availability before ordering.
GLP/GMP-compatible output supports record keeping; it is not a calibration certificate or legal-for-trade approval.
Contact Us
Need help with calibration, accessories or your weighing application? Contact All Scales USA, 21249 FM 529 Rd, Cypress, TX 77433.
Call (832) 766-5410 or email pete@allscales.com. Additional numbers: (281) 656-2666 and (832) 290-3120.
Product Photos
Photos show the A&D HR-i family. The supplied model is HR-300i, with the specifications listed above. The main manufacturer photo shows HR-202i as an HR-i family reference; model and range markings differ from HR-300i.
Model
HR-300iProduct Type
Analytical Balances


