Elcometer 224 Operating Instructions Manual page 18

Gauge Memory (T)
The Elcometer 224 versions are supplied with a varying level of
memory:
Model B: The Model B gauge's 'rolling statistics' provides accurate
Model T: A total of 150,000 readings can be stored into the gauge's
Limits (T)
During the inspection process surfaces can often have specified
minimum and/or maximum profile values.
Users can program upper and/or lower warning limits into the
Elcometer 224 gauge by selecting Menu/Set Limits/Set Upper or
Menu/Set Limits/Set Lower.
To switch the limits on, the user should ensure that the Enable Limits
radio button is checked.
When an Upper Limit has been set up and enabled the " " icon is
displayed.
When a Lower Limit has been set up and enabled the " " icon is
displayed.
If both Upper and Lower limits have been set up and enabled then
the two icons are displayed together as " ".
When the Elcometer 224 gauge takes a
reading which is outside the set limits the
following occurs:
The Red LED flashes
The reading is displayed in red
The alarm beeps 3 times
The associated limit icon turns red
17
R
statistical values for all measurements taken since the
statistics were last cleared (Display/Clear Statistics).
The last 5 readings, however, can be displayed by
pressing the Data softkey.
memory either in a single batch or in up to 2,500 batches
(see Batching on page 18). Each batch can be individually
named.
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