Siemens FIDAMAT 6-G Operating Instructions Manual page 154

Gas analyzer for measuring total hydrocarbon concentrations
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Glossary
Leak-tightness
Containment system reliability against escaping gases
Limit alarm
Signalization of a limit having been exceeded or fallen short of.
Limit monitoring
Function which monitors the keeping within the adjustable limits and signals if these are
exceeded or fallen short of.
Limit relay
Relay to which a certain limit is allocated and is switched when there is a limit alarm.
Main menu
Menu of the highest hierarchical level. It contains the submenus.
Measured value
The measured value is an output value which reflects a measured variable to be determined.
Measured value display
Totality of the displayed information in "Coded display mode" and "Decoded display mode".
The following are displayed, for example: measured value, status line with status messages,
bottom line, measuring ranges, components, etc.
Measuring point
Location where a measured value is recorded.
Measuring point relay
Relay which is allocated to a measuring point.
Measuring range
The measuring range has a reference number, e.g. 1. It is characterized by a start-of-scale
value and a full-scale value.
Measuring range switching
Automatic switching among various measuring ranges. Also referred to as "autorange" in the
software.
Glossary-4
Operating instructions, 07/2006, A5E00478463
FIDAMAT 6-G

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