Endress+Hauser RIA 450 Manual De Instrucciones página 44

Process display
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The displays Limit 1 to Limit 4 display an infringement of a
preset alarm set point.
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If the measured signal exceeds the scaled measurement range
the over-range display illuminates.
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Additional information can be written into the information fields.
In order to write in these fields follow these simple instructions:
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Alarm set point infringements:
Measured value over-range:
Identification fields:
Degrease and clean the front panel.
Write on the field using a light and water resistant felt tip pen.
Enter push button:
Entry into the setting up matrix.
Selection of a operation function in a function group.
Saving set up data.
+/- push buttons:
Selection of function groups within the menu.
Setting up parameters and numbers (if the push button is
continuously held down then the number change on this
display increases in speed).