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Precision Weighing Inspection for Equipment Calibration and Accuracy Verification

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Precision Weighing Inspection for Equipment Calibration and Accuracy Verification

Model Number : Precision Weighing Inspection for Equipment Calibration and Accuracy Verification

Place of Origin : CHINA

MOQ : 1 set

Price : Negotiation

Supply Ability : 2000 set per month

Delivery Time : 10-30days

Packaging Details : Caron box

Product : Precision Weighing Inspection for Equipment Calibration and Accuracy Verification

Resolution : 0.1g - 1kg: 0.001g

Accuracy Class : Class I (0.001%)

Repeatability : ±0.005% of capacity

Linearity Error : ±0.01% of reading

Internal Calibration : Automatic (motorized)

External Calibration : Manual weight set

Calibration Interval : Quarterly

Temperature Stability : ±1°C

Vibration Isolation : Passive anti-vibration feet

Draft Protection : Mechanical doors

Legal Metrology : OIML R76 Class I

Quality Standards : ISO 9001

Drift Monitoring : Weekly trend analysis

Uncertainty Calculation : Basic GUM method

Multi-Parameter Verification : Weight only

Audit Trail : 1000 event memory

Certificate Generation : Manual template entry

Pan Size : 90mm diameter

Maximum Capacity : 2kg-300kg

Calibration Interface : RS-232

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Precision Weighing Inspection for Equipment Calibration and Accuracy Verification

1.Precision Weighing Inspection is a critical process for evaluating and maintaining the performance of weighing equipment. Unlike standard weighing, this inspection focuses on the systematic verification of

a scale's accuracy, repeatability, and linearity to ensure it meets stringent technical and regulatory standards. This is a fundamental requirement for laboratories, quality control departments, and any industry where exact measurements are non-negotiable.

2.The Core of the Process

The primary goal is to determine if a scale's measurements are consistently correct over its entire range. This is achieved through a structured procedure that includes:

2. 1 Equipment Calibration: This is the foundational step where a technician adjusts the scale's internal settings to align its measurements with a known standard. Calibration is performed using certified, traceable reference weights (also known as test weights). The scale is adjusted to read the exact value of these weights at multiple points, correcting for any mechanical or electronic drift. Calibration is not just a check; it's a corrective action that brings the equipment back into its specified performance.

2. 2 Accuracy Verification: After calibration, accuracy verification confirms that the scale is now functioning correctly. This is done by weighing a different set of certified weights—not the ones used for calibration—and comparing the scale's displayed value to the known mass of the weights. A passing result confirms that the scale can provide a true measurement.

2.3 Repeatability and Reproducibility (R&R) Testing: This test measures the scale's ability to provide the same result under the same conditions. It involves weighing the same item multiple times to check for variations. A high degree of repeatability is crucial for processes that rely on consistent measurements. This test also helps identify random errors caused by environmental factors or mechanical issues.

Specifications:

Parameter	Specifications
Resolution	0.1g - 1kg: 0.001g
Accuracy Class	Class I (0.001%)
Repeatability	±0.005% of capacity
Linearity Error	±0.01% of reading
Internal Calibration	Automatic (motorized)
External Calibration	Manual weight set
Calibration Interval	Quarterly
Temperature Stability	±1°C
Vibration Isolation	Passive anti-vibration feet

Precision Weighing Inspection for Equipment Calibration and Accuracy Verification

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