HR-AZ/HR-A Series
Standard-Level Analytical Balances
HR-AZ/HR-A Series Compact Analytical Balances Pay for What Matters—Reliable, Accurate Weighing
Development Story
PDFBrochure (PDF 1.35MB)
PDFManual (PDF 2.4MB)
PDFManual Simplified (PDF 4.3MB)
PDFUpdate to accessory for HR-AZ/A series (PDF 143KB)
interviews and testimonials
MOVIEDemonstration of fast stabilization and the rotary sliding doors (YouTube)
MOVIEHR-AZ/HR-A Series Introduction (YouTube)
Super Hybrid Sensor Reverse Backlit LCD RS-232C Interface User Access Control GLP Compliant Counting with ACAI Percentage Function Animal Weighing Statistical Calculation Comparator Function Auto Power ON Auto Power OFF Underhook Software  
Internal Calibration
Time and Date
External Calibration
Smart Range
Quick USB Ethernet (TCP/IP) interface Rechargeable Battery                        
High-speed weighing with 2-second stabilization
Removable, shatterproof breeze break with antistatic coating
Compact foot print: 198 mm × 294 mm (smaller than an A4 sheet of paper)
Rotary sliding doors requiring no extra space at the rear
Adjustable response characteristics to help cope with the effect of drafts and vibrations
Multiple weighing units: g, mg, oz, ozt, ct, mom, dwt, grain, specific gravity, and a user-programmable unit for conversion applications (either tael, tola or Newton can be added upon request)
Easily visible, front-mounted spirit level for adjusting the leveling feet
Automatic calibration with an internal mass (HR-AZ)
Clear, reverse-backlit LCD
GLP/GMP/GCP/ISO compliant output
Clock and calendar function (HR-AZ)
Counting mode with the Automatic Counting Accuracy Improvement (ACAI) function
Percent mode function
Animal weighing (hold) function
Statistical calculation function
Comparator function with buzzer
Auto power on/off function
Underhook function
Density determination function and an optional density determination kit
Built-in rechargeable battery (optional)
External Input/Output
RS-232C interface
Quick USB interface (optional)
Ethernet (TCP/IP) interface (optional)
FXi-02: Quick USB interface with cable
FXi-08: Ethernet (TCP/IP) interface
FXi-09: Built-in rechargeable battery
FXi-10: Small breeze break
FXi-11: Large breeze break

* FXi-02, FXi-08, and FXi-09 cannot be used at the same time.
AD-1654 : Density determination kit
AD-1671 : Anti-vibration table for balances
AD-1672 : Tabletop breeze break
AD-1683 : Static eliminator
AD-1684A : Electrostatic field meter
AD-1687 : Weighing environment logger
AD-1688 : Weighing data logger
AD-1689 : Tweezers for calibration weight
AD-8127 : Compact printer
AD-8526 : RS-232C/Ethernet (TCP/IP) converter
AD-8527 : Quick USB adapter
AD-8529PC-W : Bluetooth converter for PC
AD-8529PR-W : Bluetooth converter for printer
AD-8920A : Remote display
AD-8922A : Remote controller
AX-HOLDER-SET : Sample Cup Holder Set
AX-FXi-31: Main unit cover (5 pcs)
AX-USB-9P : RS-232C/USB converter with cable
AX-KO2466-200 : RS-232C cable (9P-9P)
Model HR-250AZ/HR-250A HR-251AZ/HR-251A HR-150AZ/HR-150A HR-100AZ/HR-100A
Capacity 252 g 62 g / 252 g*i 152 g 102 g
Readability 0.1 mg 0.1 mg / 1 mg 0.1 mg
Repeatability (standard deviation) 0 to 200 g: 0.1 mg
200 to 252 g: 0.2 mg
0.1 mg / 0.5 mg 0.1 mg
Minimum weight*ii (typical) 140 mg
Linearity ±0.3 mg ±0.3 mg /±1 mg ±0.2 mg
Stabilization time (when set to FAST under a good environment) Approx. 2 seconds*iii
Weighing pan size Ø90 mm
External dimensions 198 (W) × 294 (D) × 315 (H) mm
Net weight Approx. 3.9 kg
*i Smart range function: The readability will switch to 1 mg automatically when the display value exceeds 62 g but returns to 0.1 mg by pressing the RE-ZERO key.
*ii Pursuant to the United States Pharmacopeia (USP), Chapter 41
*iii The factory setting is MID, whose stabilization time is approx. 3 seconds.

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