The W3101A-120 is the Dx series analytical balance, Graphical Display UI variant of the Accuris analytical balance product line, with 120 g capacity × 0.0001 g (0.1 mg) readability and internal auto-calibration. Same readability class as the W3100A-120 basic-series sister but with upgraded graphical display for richer data visualization, multi-mode UI, and improved operator workflow vs the basic LCD.
Author confidence note (MEDIUM): Specific W3101A brochure not in corpus; specs from universe label and inference from W3100A series patterns.
Voltage options: This unit can be ordered with European voltage requirements (230V/50Hz). Contact us to order.
Key Specifications
| SKU | W3101A-120 |
| Type | Analytical balance with internal calibration, Graphical Display UI |
| Series | Dx (Graphical Display) |
| Capacity | 120 g |
| Readability | 0.0001 g (0.1 mg) |
| Calibration mode | Internal auto-calibration with built-in calibration weight |
| Voltage | 115 V |
| Sister Dx series SKU | W3101A-220 (220 g × 0.0001 g, $2,625) |
| Sister Tx series (Touch Screen) | W3102A-220 (220 g × 0.0001 g, $3,052), W3002A-120 (62 g + 120 g semi-micro, $3,992) |
| Older basic series sister | W3100A-120 (120 g × 0.0001 g basic, $2,354) |
| Recommended calibration weights | W1100-200 F1 grade set ($618) |
| List price | $2,258 |
Why Dx Series: Graphical Display Upgrade
The Dx series Graphical Display delivers UI improvements over the basic-series LCD:
| Feature | Basic series (W3100A LCD) | Dx series (W3101A Graphical Display) |
| Display | Basic LCD with numerical readout | Graphical display with data visualization |
| Multi-mode UI | Limited modes | Rich multi-mode UI for tare, weight statistics, percentage weighing, etc. |
| Data display options | Numerical only | Numerical + graphical (e.g., bar-graph for weight stability) |
| Operator workflow | Standard | Improved per-mode workflow visualization |
| List price | $2,354 (W3100A-120) | $2,258 (this product; actually slightly LESS than basic series; possibly reflects newer Dx series replacing older basic-series at re-priced point) |
Pick the Dx series (W3101A) when: the lab benefits from the graphical-display UI, multi-mode workflows, multi-operator shared bench (richer display reduces user error), or workflow includes the specialized weighing modes (percentage, statistics, etc.).
Pick the basic series (W3100A) when: simple numerical readout is sufficient and the slightly different pricing point matters.
Accuris Analytical Balance Family: Series and Capacity Comparison
| SKU | Series | Capacity / Readability | UI | List price |
| W3100-120 / -120-E | (basic) | 120 g × 0.0001 g | LCD | $2,219 (no internal cal) |
| W3100A-120 / -120-E | (basic+) | 120 g × 0.0001 g | LCD | $2,354 (internal cal) |
| W3100A-210 / -210-E | (basic+) | 210 g × 0.0001 g | LCD | (sister pricing) |
| W3101A-120 (this product) | Dx | 120 g × 0.0001 g | Graphical Display | $2,258 |
| W3101A-220 | Dx | 220 g × 0.0001 g | Graphical Display | $2,625 |
| W3102A-220 | Tx | 220 g × 0.0001 g | Touch Screen | $3,052 |
| W3002A-120 | Tx | 62 g + 120 g semi-micro | Touch Screen | $3,992 |
Application Profile
Standard analytical balance workflows. The workhorse application. Pharmaceutical / biotech / clinical-research / research analytical workflows at 0.1 mg readability.
Multi-mode weighing workflows. Labs benefiting from the graphical display's multi-mode UI (percentage weighing, statistical weighing, formulation weighing).
Multi-investigator shared analytical bench. Facilities benefit from the graphical display's clearer per-mode workflow display vs basic LCD.
Method-development analytical workflows. Protocol-development workflows where the graphical display supports protocol-validation visualization.
Educational laboratory analytical chemistry programs. Undergraduate / graduate analytical chemistry programs introducing graphical-display UI concepts.
Regulated-lab calibration programs. FDA / GLP / ISO 17025 environments where the upgraded display supports compliance-documentation workflow.
Frequently Asked Questions
What is the readability and capacity of the W3101A-120? 120 g capacity × 0.0001 g (0.1 mg) readability, with internal auto-calibration.
What does the "Dx series" designation mean? Dx is the Graphical Display UI variant of the Accuris analytical balance line, an upgraded display versus the basic W3100A LCD, at the same 0.1 mg readability.
Does the W3101A-120 self-calibrate? Yes. It has internal auto-calibration with a built-in calibration weight.
Which calibration weights are recommended? The W1100-200 F1-grade weight set ($618).
How does the W3101A-120 compare to other Accuris analytical balances? Same 0.1 mg readability as the basic W3100A-120 ($2,354) but with the graphical display; step to the W3101A-220 for 220 g capacity or the W3102A/W3002A Tx series for a touchscreen UI.
Ordering & Configuration
Pair with W1100-200 F1 calibration weight set for the standard analytical-balance calibration scope.
Confirm graphical-display feature set at order. Given the medium author-confidence on Dx series UI features, confirm specific multi-mode UI capability (percentage / statistics / formulation modes), data-export options, and ergonomic features at first order.
Confirm at quote: capacity (120 g vs 220 g (step to W3101A-220 if 220 g needed), UI tier (Dx Graphical Display vs Tx Touch Screen) step to W3102A-220 if touch screen needed), calibration weight pairing, training requirements, and lead time.
Warranty: Per Accuris standard warranty terms. Confirm at quote.
Accuris analytical balance family. Pick the right tier:
See the family table above for complete series and capacity comparison.
Pick the W3101A-120 Dx series for graphical-display UI workflows; step to W3101A-220 for 220 g capacity; step to W3102A / W3002A Tx series for touch-screen UI.
