BM Series
Micro Analytical Balances
BM Series Micro Analytical Balances  
Built-in fanless ionizer!
Information Library
Development Story
PDFBrochure (PDF 2.5MB)
PDFManual (PDF 3.6MB)
PDFManual for WinCT-Plus (PDF 1.4MB)
PDFSupplementary manual for the BM-5/5D/20/22 (PDF 267KB)
interviews and testimonials
MOVIEDemonstration of the built-in fanless ionizer (YouTube)
MOVIEBM (or ION in the US) Series Introduction (YouTube)
Internal Calibration Reverse Backlit LCD Quick USB RS-232C Interface User Access Control GLP Compliant Time and Date Data Memory Function Counting with ACAI Percentage Function Auto Power ON Underhook Smart Range Software
LAN-Ethernet Interface                            
A built-in fanless ionizer that allows for instant removal of destabilizing static electricity from the sample and container
Includes four 0.001 mg readability models to be selected for different purposes
Comes equipped with the AD-1676 tabletop breeze break (medium) as standard (BM-5/5D/20/22)
Anti-static glass breeze break with a transparent evaporated metal coating
Adjustable (manual or automatic) response characteristics to help cope with the effect of drafts and vibrations
Automatic self calibration to maintain accuracy under temperature changes
Automatic repeatability test function using the internal calibration weight for simple precision checks at the location
Embedded temperature, humidity and atmospheric pressure sensors
Interlockable sliding doors that allow for efficient operation with both hands
Multiple weighing units: g, mg, oz, ozt, ct, mom, dwt, grain, specific gravity (either tael or tola can be added upon request)
Comes standard with the handy AD-1688 weighing data logger, AD-1689 tweezers for calibration weight, and the AX-BM-033 dust cover for storage
Clearly visible, reverse-backlit LCD
GLP/GMP/GCP/ISO compliant output
Clock and calendar function
Data memory function
RS-232C and Quick USB interfaces as standard
Counting mode with the Automatic Counting Accuracy Improvement (ACAI) function
Percent mode function
Comparator function with buzzer
Auto power on function
Underhook function
Special pans/holder (BM-5/5D/20/22)
Density determination function and an optional density determination kit (for BM-252/200/300/500 only)
Optional pipette accuracy testing kit
Windows Communication Tools software (WinCT)
Expert assessment of the set-up environment using AND-MEET*1 (please inquire at your local distributor for details)

*1 Patent pending
External Input/Output
RS-232C interface
Quick USB interface
Ethernet interface with WinCT-Plus software (optional)
BM-08: Ethernet interface with WinCT-Plus software
BM-014: Pipette accuracy testing kit    PDFManual (PDF 193 KB)
BM-014 Pipette Accuracy Testing Kit   Pipette accuracy test using the BM series  
BM-014 Pipette accuracy test using the BM series
AD-1653 : Density determination Kit (for BM-252/200/300/500 only)
AD-1671 : Anti-vibration table for balances
AD-1672 / AD-1672A : Tabletop breeze break (large)
AD-1676 : Tabletop breeze break (medium)    PDFManual (PDF 302 KB)
AD-1682 : Rechargeable battery unit
AD-1683 : Static eliminator
AD-1684A : Electrostatic field meter
AD-1687 : Weighing environment logger
AD-1688 : Weighing data logger*2
AD-1689 : Tweezers for calibration weight*2
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-BM-031 : Display covers (5 pcs)
AX-BM-032 : Microtube holder for BM-5/5D/20/22
AX-BM-033 : Dust cover for storage*2
AX-BM-034 : Microtube holder for BM-252/200/300/500
AX-BM-035 : Slide breeze break (for BM-20/22 only)
AX-BM-NEEDLESET : Discharge electrode units for the ionizer (a set of 4 pcs)
AX-HOLDER-SET : Sample cup holder set
AX-KO2466-200 : RS-232C cable (9P-9P)
AX-ROUND-PAN-L : Round aluminum analytical pans (∅15 mm, 0.8 ml, 100 pcs)
AX-ROUND-PAN-M : Round aluminum analytical pans (∅12 mm, 0.3 ml, 100 pcs)
AX-ROUND-PAN-S : Round aluminum analytical pans (∅8 mm, 0.05 ml, 100 pcs)
AX-SW137-PRINT : Foot switch for print (with connector)
AX-SW137-REZERO : Foot switch for re-zero (with connector)
AX-TWEEZERS-25 : Tweezers for calibration weight (recommended for use with 0.001 mg models)
AX-USB-9P : RS-232C/USB converter with cable

*2 Provided as standard, but also available as an accessory
AD-1671 Anti-vibration Table for Balances
AD-1672 Tabletop breeze break
Pans for elemental analyses Pans for PM filters Holder for microfuge tubes
Aluminum analytical pans Pans for weighing PM filters Holder for microfuge tubes
Model BM-5 BM-5D BM-20 BM-22
Capacity 5.2 g 2.1 g / 5.2 g*3 22 g 5.1 g / 22 g*3
Readability 0.001 mg 0.001 mg / 0.01 mg 0.001 mg 0.001 mg / 0.01 mg
Repeatability (σ) 0.0012 mg (for 1 g) 0.004 mg (for 1 g) / 0.01 mg 0.0025 mg (for 1 g) 0.004 mg (for 1 g) / 0.01 mg
Minimum weight*4 (typ.) 2.0 mg 5.0 mg 3.0 mg 5.0 mg
Linearity ±0.010 mg ±0.010 mg / ±0.02 mg ±0.010 mg ±0.010 mg / ±0.02 mg
Weighing pan Ø25 mm
Model BM-252 BM-200 BM-300 BM-500
Capacity 250 g 220 g 320 g 520 g
Readability 0.01 mg 0.1 mg
Repeatability (σ) 0.03 mg (for 100 g) 0.1 mg 0.2 mg
Minimum weight*4 (typ.) 20 mg 120 mg
Linearity ±0.10 mg ±0.2 mg ±0.3 mg ±0.5 mg
Weighing pan Ø90 mm
*3 Smart range function: The readability will switch to 0.01 mg automatically when the display value exceeds 2.1 g (BM-5D) or 5.1 g (BM-22) but will return to 0.001 mg by pressing the RE-ZERO key.
*4 Pursuant to the United States Pharmacopeia (USP), Chapter 41

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