Quick Answer
Calculate CMM Measurement Uncertainty Budget per ISO 15530-3
Calculator
Need Equipment or a Supplier for This Project?
Use your calculation result to continue with equipment selection, supplier discovery, engineering support, or project evaluation.
Find Engineering Solutions →Result Interpretation
CMM Measurement Uncertainty Budget per ISO 15530-3 calculator computes Combined standard measurement uncertainty in m using the defined engineering formula and the input values provided. Combined standard measurement uncertainty is expressed in m. No universal acceptance threshold is defined by this calculator.
Worked Example
Verified calculation
Given:
- Probing uncertainty component = 1.2E-6
- Thermal expansion uncertainty component = 8.0E-7
- Geometrical error uncertainty component = 1.5E-6
- Calibration standard uncertainty component = 6.0E-7
Expected Result:
- Combined standard measurement uncertainty = 2.1794494717703E-6
Engineering Interpretation:
Under the given input conditions, the calculated result is: Combined standard measurement uncertainty = 2.1794494717703E-6 m.
The actual numerical result is computed by the Runtime engine using the persisted tool definition. The values shown here come from automatically validated test cases.
Formula / Method
combined standard measurement uncertainty = sqrt(pow(probing uncertainty component, 2) + pow(thermal expansion uncertainty component, 2) + pow(geometrical error uncertainty component, 2) + pow(calibration standard uncertainty component, 2))Formula family: formula_quality_cmm_measurement_uncertainty_budget_builder_iso_15530_3
Variables
| Symbol | Label | Role | Description |
|---|---|---|---|
| u_probe | Probing uncertainty component | INPUT | Probing uncertainty component |
| u_thermal | Thermal expansion uncertainty component | INPUT | Thermal expansion uncertainty component |
| u_geom | Geometrical error uncertainty component | INPUT | Geometrical error uncertainty component |
| u_calib | Calibration standard uncertainty component | INPUT | Calibration standard uncertainty component |
| measurement_uncertainty | Combined standard measurement uncertainty | OUTPUT | Combined standard measurement uncertainty |
Calculation Steps
- Enter the probing uncertainty component in m.
- Enter the thermal expansion uncertainty component in m.
- Enter the geometrical error uncertainty component in m.
- Enter the calibration standard uncertainty component in m.
- Step 1: Compute combined standard measurement uncertainty.
- Read the combined standard measurement uncertainty (m) from the results.
Engineering Summary
Calculate CMM Measurement Uncertainty Budget per ISO 15530-3
Frequently Asked Questions
What does this calculator calculate?
The CMM Measurement Uncertainty Budget per ISO 15530-3 calculator estimates Combined standard measurement uncertainty based on the input parameters you provide
Why is probing uncertainty component important in this calculation?
probing uncertainty component is used directly in the calculation of combined standard measurement uncertainty. Its effect on the result depends on the complete formula and the values of the other inputs.. When you enter probing uncertainty component in m, the calculator uses it in the engineering formula to compute the output
How should I interpret the result combined standard measurement uncertainty?
The calculator outputs combined standard measurement uncertainty in m. The result is computed directly from the input values using the defined engineering formula
What units should I use for the inputs?
Enter each value in the units shown next to the input field: Probing uncertainty component (m), Thermal expansion uncertainty component (m), Geometrical error uncertainty component (m), Calibration standard uncertainty component (m). Make sure all inputs use the specified units for consistent results
What assumptions does this calculator use?
This calculator uses automatically validated engineering formulas. Results are approximate and should be validated against site-specific conditions, applicable codes, and professional engineering judgment
Related Tools
Browse More Tools
Explore the full index of engineering calculators on this vertical site.