Ion BM Series, A&D Weighing Micro/Semi-Micro Balance

As of: Wednesday, July 8, 2026

WARNING: Cancer and Reproductive Harm California Proposition 65

Ion BM Series, A&D Weighing Micro/Semi-Micro Specifications

Weighing Units:
Carat, pennyweight, troy ounce (see technical manual for complete listing)

Operating Modes:
Percentage, counting

Power:
120/240 AC adapter

Stabilization Time:
BM-20: 10 seconds (typically)
BM-22: 8 to 10 seconds
BM-252: 8 seconds

Calibration Weight:
BM-20 and BM-22: 20 g
BM-252: 200 g

Temperature:
Operating:
41 °F to 104 °F (5 °C to 40 °C)

Humidity:
85% RH or less (no condensation)

Est. Weight:
22 lb (10 kg) ships by motor freight

Warranty:
Five-year limited

Return Policy:
A&D Weighing standard policy -
restock fee may apply

Model	Capacity	Readability	Repeatability	Linearity	Pan Size	Dimensions	Part Number
BM-20	22 g	0.000001 g	0.0025 mg	±0.010 mg	Ø 0.98 in (25 mm)	10.2 × 18.3 × 12.8 in (259 × 466 × 326 mm)	150762
BM-22	22 g / 5.1 g	0.00001 g / 0.000001 g	0.004 mg / 0.01 mg	±0.010 mg / 0.02 mg	Ø 0.98 in (25 mm)	10.2 × 18.3 × 12.8 in (259 × 466 × 326 mm)	150763
BM-252	250 g	0.00001 g	0.03 mg	±0.010 mg	Ø 0.98 in (25 mm)	10.2 × 18.3 × 12.8 in (259 × 466 × 326 mm)	150765

Part #	Description	List Price
150762	Micro Balance, 22 g x 0.001 mg, RS-232C, 120V/220V AC Adapter	List Price: $19,525.00
150763	Micro Balance, 5.1g/22g x 0.001 mg, RS-232C, 120V/220V Adapter	List Price: $18,550.00
150765	Semi-micro Balance, 250 g x 0.01 mg, RS-232C, 120V/220V Adapter	List Price: $9,875.00

Part #	Description	List Price
150769	BM-08	List Price: $385.00
97606	Determination Kit A&D AD-1653	List Price: $742.50
97609	Controller A&D AD-8922	List Price: $841.50
97608	Remote Display A&D AD-8920	List Price: $357.50
97612		List Price: $110.00
196128	Dot Matrix, Statistical, Includes Power Supply and Serial Cable. GLP/GMP/GCP/ISO Compliant.	List Price: $1,133.00
97649	TB:248, TB:237 or TB:648, 12 VDC 120 VAC 420mA Negative A&D BM, FX-i, FZ-i, GF, GX, GF-K, GX-K, GH, GR, HR, HR-A, HR-AZ, HR-i, MC, AD-4212 Models	List Price: $58.30

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