SOP TOP AE224 Color Touchscreen Analytical Balance

Overview

The SOP TOP AE224 Color Touchscreen Analytical Balance is a high-precision laboratory instrument engineered for reproducible mass measurement in regulated and research-intensive environments. Utilizing electromagnetic force compensation (EMFC) transduction technology, the AE224 delivers stable, drift-resistant weighing performance with a readability of 0.0001 g across its full 220 g capacity range. Its design conforms to fundamental metrological principles outlined in OIML R76 and ISO 9001–aligned quality management frameworks, supporting traceable calibration through integrated internal calibration routines activated via intuitive touch interface. The balance operates within standard laboratory conditions (20 ± 5 °C, <60 % RH, non-condensing), and its robust mechanical architecture—including overload-protected weighing pan, precision-machined draft shield assembly, and ergonomic front-mounted level indicator—ensures long-term stability and operator safety.

Key Features

• Full-color 4.3-inch TFT LCD touchscreen with capacitive multi-touch support — operable with standard nitrile or latex gloves without loss of responsiveness.
• Metro-inspired UI color scheme optimized for visual ergonomics; reduces ocular fatigue during extended analytical sessions.
• Integrated application suite including parts counting, percentage weighing, density determination, animal weighing, and dynamic averaging — all accessible without external software.
• Patented over-load protection mechanism on the weighing pan assembly safeguards the EMFC sensor against mechanical shock and accidental overloading up to 150 % of maximum capacity.
• Front-accessible bubble level indicator and dual-height-adjustable leveling feet enable rapid, repeatable horizontal alignment per ISO 17025 installation requirements.
• Dual-layer acrylic windshield with magnetic latching system and removable side panels ensures optimal airflow control while maintaining Class II cleanroom compatibility.
• Transport lock with integrated glass door immobilization prevents suspension system displacement during shipment or relocation.

Sample Compatibility & Compliance

The AE224 accommodates samples up to 220 g with dimensional constraints defined by its 160 × 165 × 200 mm internal windscreen volume. It supports standard laboratory vessels including weighing boats, crucibles, vials, and filter papers. All firmware and operational logic comply with GLP/GMP documentation prerequisites: audit trail logging (via optional RS232/USB data export), user access levels (administrator/operator), and timestamped calibration records. While not FDA 21 CFR Part 11–certified out-of-the-box, the device supports compliant data handling when paired with validated third-party LIMS or ELN platforms. Electromagnetic compatibility meets IEC 61326-1:2013 standards; safety certification includes EN 61010-1:2010.

Software & Data Management

Data output is supported via bidirectional RS232 and USB Device interfaces, enabling seamless integration with Excel, LabArchives, or custom QC databases. The onboard memory stores up to 200 weighing events with timestamps, user IDs, and environmental metadata (temperature, humidity if connected to optional external probes). Firmware supports firmware update via USB flash drive, with version rollback capability for validation continuity. Optional SOP TOP BalanceLink™ PC software provides advanced statistical analysis (RSD, trend charts, GUM-compliant uncertainty estimation) and automated report generation compliant with ISO/IEC 17025 clause 7.7.

Applications

The AE224 serves critical roles in pharmaceutical quality control (USP <41> repeatability testing), academic materials science (powder density and composition analysis), food safety laboratories (moisture content via loss-on-drying protocols), and environmental testing labs (filter weight differentials for PM2.5 quantification). Its internal calibration routine satisfies daily verification requirements under ASTM E898–22 and supports routine adjustment intervals aligned with ISO/IEC 17025 clause 6.5.2. The unit conversion engine supports 12 preloaded units (g, mg, oz, ct, dwt, grain, etc.), facilitating cross-disciplinary workflows in metallurgy, gemology, and polymer formulation.

FAQ

What calibration standards does the AE224 support?
The balance performs internal calibration using a factory-traceable 200 g reference mass. External calibration with NIST-traceable weights is recommended quarterly or after relocation.
Is the touchscreen compatible with gloved operation in biosafety cabinets?
Yes — the capacitive screen responds reliably to double-gloved hands (standard lab gloves ≤0.15 mm thickness) and maintains accuracy across temperature gradients from 15–30 °C.
Does the AE224 meet ISO/IEC 17025 requirements for uncertainty reporting?
It provides raw measurement data and environmental logs required for uncertainty budgeting; full GUM-compliant uncertainty calculation requires integration with SOP TOP BalanceLink™ or equivalent statistical software.
Can the AE224 be integrated into a networked laboratory information system?
Via RS232 or USB CDC mode, it supports ASCII-based command protocols compatible with most LIMS vendors; configuration files and data templates are provided in the technical documentation package.
What maintenance intervals are recommended for optimal performance?
Daily cleaning of pan and windscreen with isopropyl alcohol; biannual inspection of leveling feet and draft shield seals; annual verification of linearity and eccentricity per ISO 17025 Annex B.