Balance Calibrator
Dual-pan precision balance calibrator with 5000g capacity and 1g resolution, featuring LED display and temperature-compensated weighing for routine analytical balance verification and calibration procedures.
Louise Corscadden, PhD
Neuroscience · ConductScience
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The ConductScience Balance Calibrator (BIO-0854) is a dual-pan precision calibration instrument designed for verification and adjustment of analytical and precision balances in laboratory environments. With a 5000g capacity and 1g resolution, this benchtop calibrator provides traceable mass standards for routine balance maintenance protocols. The LED display and 3-second stabilization time facilitate rapid calibration procedures while maintaining measurement repeatability within ±1g.
The instrument features temperature-compensated weighing technology with sensitivity drift limited to ±0.005%/°C, ensuring reliable calibration performance across typical laboratory temperature variations. The dual-pan configuration allows for comparative weighing and span calibration procedures, while the 168×128mm pan size accommodates a range of standard calibration weights. Universal AC power supply (100-240V, 50/60Hz) enables deployment across international laboratory facilities.
How It Works
The Balance Calibrator operates on electromagnetic force restoration principles, utilizing load cells to convert applied mass into electrical signals. When calibration weights are placed on either pan, strain gauge sensors detect the resulting mechanical deformation and generate proportional voltage outputs. The internal microprocessor converts these analog signals to digital mass readings with 1g resolution across the full 5000g range.
Temperature compensation circuitry automatically adjusts for thermal drift in the load cell response, maintaining measurement stability within ±0.005%/°C. The dual-pan configuration enables differential weighing protocols, where the instrument measures the mass difference between the two pans rather than absolute mass values. This design reduces common-mode errors and improves calibration accuracy for span verification procedures.
The LED display provides real-time mass readings with automatic zero tracking and tare functionality. Internal calibration algorithms apply linearity corrections to ensure measurement accuracy within ±1g throughout the operating range, while the 3-second stabilization time allows for rapid sequential calibrations during routine balance maintenance protocols.
Features & Benefits
Automation Level
- manual
Pan Number
- 2
Repeatability
- ±1g
Linearity
- ±1g
Peeled Range
- 0~5000g
Stabilization Time
- 3s
Sensitivity Drift
- ±0.005%/℃
Ambient Temperature
- 10~35℃
Pan Size
- 168*128mm
External Size(W*D*H)
- 385*320*90mm
Package Size(W*D*H)
- 450*380*135mm
Brand
- ConductScience
Research Domain
- Analytical Chemistry
- Clinical Diagnostics
- Environmental Monitoring
- Food Science
- Materials Science
- Pharmaceutical QC
Display Type
- LED display
Capacity
- 0~5000g
Accuracy
- 1g
Power/Voltage
- AC 100~240V, 50hz/60hz
Weight
- 11.0 kg
Dimensions
- L: 9.0 mm
- W: 38.5 mm
- H: 32.0 mm
| Feature | This Product | Typical Alternative | Advantage |
|---|---|---|---|
| Weighing Capacity | 5000g maximum capacity | Entry-level models often limited to 1000-2000g ranges | Accommodates larger calibration weight sets for comprehensive balance verification across analytical and precision balance ranges |
| Pan Configuration | Dual-pan design with 168×128mm pan size | Single-pan calibrators require sequential measurements | Enables comparative weighing and differential measurements for enhanced calibration protocols |
| Temperature Compensation | ±0.005%/°C sensitivity drift | Basic models may lack automatic temperature compensation | Maintains accuracy across laboratory temperature variations without manual corrections |
| Display Technology | LED display with 3-second stabilization | LCD displays may have slower response times | Provides rapid, stable readings for efficient calibration workflows |
| Measurement Resolution | 1g resolution across full range | Varies by model and capacity range | Appropriate resolution for analytical balance calibration without unnecessary precision that increases cost |
The Balance Calibrator combines 5000g capacity with dual-pan functionality and temperature compensation in a benchtop format. The 1g resolution and ±1g repeatability specifications support routine analytical balance verification protocols in laboratory quality assurance programs.
Practical Tips
Allow 30 minutes warm-up time before performing calibrations and verify zero reading with empty pans before each use.
Why: Thermal equilibrium ensures measurement stability and eliminates drift during calibration procedures.
Clean pan surfaces with isopropyl alcohol and lint-free cloths to remove residue that could affect measurements.
Why: Contamination on weighing pans can introduce measurement bias and compromise calibration accuracy.
Use certified reference weights with current calibration certificates for balance verification procedures.
Why: Traceable reference standards ensure the validity of calibration results for quality assurance documentation.
If readings drift or become unstable, check for air currents and vibration sources around the calibrator location.
Why: Environmental disturbances can cause measurement instability and affect calibration repeatability.
Record environmental conditions (temperature, humidity) during calibration procedures for quality documentation.
Why: Environmental data supports measurement traceability and helps identify potential sources of measurement variation.
Ensure the work surface can support the 11kg calibrator weight plus the maximum load on both pans simultaneously.
Why: Adequate support prevents instrument damage and ensures operator safety during calibration procedures.
Setup Guide
What’s in the Box
- Balance Calibrator main unit
- AC power adapter (100-240V)
- User manual and quick start guide
- Calibration certificate (typical)
- Protective pan covers (typical)
Warranty
ConductScience provides a standard one-year manufacturer warranty covering defects in materials and workmanship. Technical support is available for calibration procedures and troubleshooting assistance.
Compliance
References
Background reading relevant to this product:
What is the measurement uncertainty of this calibrator?
The calibrator provides ±1g repeatability and linearity with temperature drift limited to ±0.005%/°C, suitable for calibrating analytical balances requiring verification within these tolerances.
Can this calibrator be used for sub-gram balance verification?
With 1g resolution, this calibrator is designed for analytical balance verification at the gram level and above, not for microbalances requiring sub-milligram uncertainty.
How often should the calibrator itself be calibrated?
Calibrator recertification frequency depends on usage and quality requirements, typically annually or as specified by laboratory accreditation standards.
What environmental conditions affect measurement accuracy?
Operating temperature range is 10-35°C with automatic temperature compensation. Avoid vibration, air currents, and electromagnetic interference for optimal performance.
Can the calibrator verify both internal and external balance calibration?
The calibrator verifies external calibration using certified weights; internal balance calibration requires balance-specific procedures and may need manufacturer service.
What documentation is provided for traceability?
The unit typically includes a calibration certificate; consult product datasheet for specific traceability standards and documentation provided.
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