EVC Conversion Factor Calculator

IGEM/GM/5 Compliance Verification

Acceptable Tolerance Criteria (IGEM/GM/5)

Pressure: ±0.5% of ReadingTemperature: ±2°CConversion Factor: ±0.5%

Site Conditions

Converter Displayed CF

Atmospheric Pressure (Barabs)

Compressibility Threshold Mode

IGEM/GM/5 Edition 4 — > 500 mbar gauge

Converter Readings

Converter Pressure (Barabs)

Converter Temperature (°C)

Test Instrument Readings

Test Instrument Pressure (Barabs)

Test Instrument Temperature (°C)

Formula

Formula Applied

CF = Fp × Ft

Fp = Pm (barabs) / 1.01325

Ft = 288.15 / (273.15 + t°C)

Enter all readings to see calculation results

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Disclaimer: This calculator is provided for estimation and verification purposes only. Results are based on the IGEM/GM/5 methodology and standard atmospheric assumptions. It does not replace certified calibration equipment or official compliance verification procedures. Always validate results against approved reference instruments and consult the relevant standards documentation for compliance requirements.