Disclaimer

The calculators and content on ZeroAndSpan are provided for reference and educational purposes only, on an "as is" basis, without warranty of any kind.

While every tool is written with care and checked against published standards, results must always be independently verified by a qualified engineer before being used in design, calibration, procurement, safety-related or any other professional decision. Instrumentation work in hazardous areas and safety-instrumented systems is governed by codes and site procedures that no online calculator can replace.

ZeroAndSpan and its author accept no liability for any loss or damage arising from the use of this site.