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Measuring signal
Representation of measured variables in the signal flow path by an allocated physical
quantity of the same or different type. Depending on the position of the measuring signal at
the input or output of the considered measured element, one distinguishes between an input
signal and an output signal.
Measuring span
Difference between defined measuring range start-of-scale value and defined full-scale
value.
Membrane keyboard
Keyboard, the keys of which are protected against atmospheric influences by a membrane.
Mode of operation
Various modes in which the device can be put by intervening from the outside. Three modes
are distinguished:
• Coded display mode
• Decoded display mode
• Operating mode
Motherboard
Board which contains the basic data and firmware for the device.
Noise
Entirety of all phenomena which could disturb the transmission and/or recording of
information.
Operating mode
Mode of operation in which the device partially or entirely is decoded and the functional
check is activated. The device is parameterized in this mode.
Operating state
Generic term for a series of independent states, which the device can take during operation
(e.g. measure, standby, pause, etc.).
Operation level
Certain operating area (menus and functions) which is either freely accessible or protected
by a code.
FIDAMAT 6-G
Operating instructions, 07/2006, A5E00478463
Glossary
Glossary-5
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