There is some confusion over the meaning of terms used in specifications Fluke handheld pressure calibrators. This is a brief explanation of these terms.
Glossary :
% of Full scale : Positive side range, it does not include negative side (vacuum) range value.
% of Range : Equal to % of Span. It includes negative side (vacuum) range value.
Specification used on our Models :
Fluke 717, 718 and 719 : % of range. Includes negative side.
Fluke 719Pro, 721 and 729 : % of full scale. Does NOT include negative side.
700P pressure modules : % of span. Includes negative side.
750P pressure modules : % of span includes negative side, excluding the reference class. Reference class modules are % of full scale.
700G gauges : % of full scale for both of positive uncertainty and negative uncertainty.
Example below is from 750P Technical Data sheet
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