Editorial Technical Reference

Precision Balance

This page explains how Precision Balance is classified within Machinery and Equipment Manufacturing. Technical values and manufacturer relationships are research references; confirm the current specification and supplier evidence for each order.

Technical Definition & Core Assembly

A high-accuracy weighing instrument used for precise measurement of mass in industrial applications.

Representative product image. Confirm appearance and specifications with the manufacturer.

Product Specifications

Technical details and manufacturing context for Precision Balance

Definition
A precision balance is a critical measurement component within industrial systems, designed to provide highly accurate mass determinations for quality control, formulation verification, inventory management, and process monitoring. It operates with fine resolution and repeatability to ensure product consistency and regulatory compliance in manufacturing environments. The balance typically features a stainless steel or aluminum alloy weighing pan, with a tempered glass draft shield to minimize air currents and dust. Key parameters include weighing capacity from 120 to 2200 grams, readability from 0.1 to 0.001 milligrams, repeatability (standard deviation) from ±0.1 to ±0.002 milligrams, and linearity error from ±0.2 to ±0.003 milligrams. Stabilization time ranges from 1.5 to 10 seconds. The device operates within a temperature range of 10 to 30 °C and relative humidity of 20 to 80% (non-condensing). Power supply is universal 100–240 V AC with an adapter, consuming 12–24 watts. The enclosure offers IP54 to IP65 protection against dust and water. Pan size ranges from 80 to 200 mm in diameter, and net weight varies from 3.5 to 18 kg. These specifications are reference ranges; actual values must be confirmed for the specific model and application. The balance complies with OIML R76 for weighing instruments, IEC 61010-1 for electrical safety, and IEC 60529 for ingress protection, but these standards are verification references, not proof of certification. Always verify model-specific values and standards with the legal manufacturer or supplier before procurement or use.
Working Principle
The precision balance functions through a load cell mechanism where applied force (weight) causes strain on a transducer, generating an electrical signal proportional to the mass. This signal is processed by internal electronics and converted into a digital readout. Advanced models may use electromagnetic force compensation where a coil in a magnetic field generates counter-force to maintain equilibrium, with the current required providing the weight measurement. The balance must be calibrated and operated within its specified environmental conditions to ensure accuracy.
Common Materials
Stainless Steel, Aluminum Alloy, Tempered Glass
Technical Parameters
ParameterTypical rangeNotes & selection driver
Weighing Capacity120–2200 gSelect based on maximum sample massOIML R76
Readability0.1–0.001 mgHigher resolution for finer measurementsOIML R76
Repeatability (SD)±0.1–±0.002 mgCritical for consistent resultsOIML R76
Linearity Error±0.2–±0.003 mgDeviation across the weighing rangeOIML R76
Stabilization Time1.5–10 sTime to reach final reading
Operating Temperature10–30 °COutside range may affect accuracyOIML R76
Relative Humidity20–80 % RHNon-condensing; high humidity affects performance
Power Supply100–240 V ACUniversal input with adapterIEC 61010-1
Power Consumption12–24 WTypical during operation
IP RatingIP54–IP65Protection against dust and waterIEC 60529
Pan Size80–200 mmDiameter of weighing pan
Net Weight3.5–18 kgAffects installation and portability

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Components / BOM
  • Weighing Pan Part
    Surface where objects are placed for measurement
    Material: Stainless Steel
  • Load Cell
    Transducer that converts force into electrical signal
    Material: Aluminum Alloy with Strain Gauges
  • Display Unit
    Digital interface showing weight measurements
    Material: Plastic Housing with LCD Screen
  • Leveling Feet Part
    Adjustable supports to ensure balance is perfectly horizontal
    Material: Rubber with Metal Thread
  • Windshield Optional Part
    Transparent enclosure to protect weighing area from air currents
    Material: Tempered Glass

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Precision Balance.

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Atmospheric pressure only (not designed for pressurized environments)
other spec: Humidity: 20% to 80% RH non-condensing, Vibration: <0.1g, Airflow: Minimal drafts required
temperature: 10°C to 40°C (operating), -10°C to 60°C (storage)
Media Compatibility
✓ Laboratory-grade powders ✓ Precision mechanical components ✓ Pharmaceutical raw materials
Unsuitable: Corrosive chemical environments (e.g., acid fume hoods, salt spray testing areas)
Sizing Data Required
  • Maximum weighing capacity (grams/mg)
  • Required readability/resolution (smallest increment)
  • Platform size/dimensions for sample placement

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Load cell drift
Cause: Overload damage, temperature fluctuations, or contamination affecting strain gauge calibration
Display/interface malfunction
Cause: Power surges, moisture ingress, or component aging in electronic circuits
Maintenance Indicators
  • Inconsistent readings or failure to return to zero after calibration
  • Unusual noises during operation or visible damage to weighing platform
Engineering Tips
  • Implement regular calibration schedules using certified weights and maintain environmental controls (stable temperature/humidity)
  • Establish strict loading protocols to prevent overload and conduct routine cleaning to prevent debris accumulation

Indicative industry ranges for design and RFQ preparation. Confirm the exact figures and applicable standard with the manufacturer before specifying.

Compliance & Manufacturing Standards

Applicable Standards
ISO 376:2011 - Calibration of force-proving instruments used for the verification of uniaxial testing machines ASTM E617-18 - Standard Specification for Laboratory Weights and Precision Mass Standards

Quoted from the published standard.

Manufacturing Precision
  • Weighing Accuracy: +/-0.001g
  • Repeatability: 0.0005g
Quality Inspection
  • Calibration Verification Test using certified reference weights
  • Environmental Stability Test (temperature/humidity/vibration)

Manufacturers of Precision Balance

3 companies list this product among what they make. Company figures are quoted from each company's own website; every card states where the relationship came from.

BIOBASE GROUP
Shandong, CN
Listed on the company's own website · profile compiled by CNFX from public sources
Stuccler
Fujian, CN
Listed on the company's own website · profile compiled by CNFX from public sources
Xiamen Kuanyi Electronic Technology Co., Ltd.
Fujian, CN
Listed on the company's own website · profile compiled by CNFX from public sources

Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

Technical documentation
Request current drawings, revision history, and a signed specification sheet.
Manufacturing capability
Verify equipment lists, process limits, capacity, and representative production evidence.
Inspection readiness
Confirm test methods, calibrated equipment, sampling plans, and traceable reports.
Supplier transparency
Check the legal entity, factory address, ownership, certifications, and direct contacts.

CNFX does not score or rank suppliers. Buyers must verify all claims and documents with the legal manufacturer before ordering.

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Frequently Asked Questions

What is the weighing capacity range for a precision balance?

According to the directory reference, the weighing capacity ranges from 120 to 2200 grams. However, you must confirm the exact capacity for the specific model you intend to use, as it may vary.

What standards are relevant for precision balances?

The listed standards include OIML R76 for weighing instruments, IEC 61010-1 for electrical safety, and IEC 60529 for ingress protection. These are verification references; they do not guarantee that a particular product is certified. Always check with the manufacturer or supplier.

How does a precision balance work?

It typically uses a load cell that converts force into an electrical signal, or electromagnetic force compensation where a coil maintains equilibrium. The signal is processed to display the mass digitally.

What environmental conditions affect precision balance performance?

The operating temperature range is 10–30 °C and relative humidity 20–80% (non-condensing). Operating outside these ranges may affect accuracy. Also, avoid vibrations and air currents.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records.

Preliminary Technical Classification
This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.
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