Fluke 1521 Thermometer User Manual


 
In this mode nothing appears on the alphanumeric portion of the display. Use
this mode if you are only interested in the latest measurements and want to sim
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plify the appearance of the display.
The message “Prb cal expired”, “Mtr cal expired”, “Recharge Needed”, or
“Probe is locked” may be displayed. See Section 11.1.
7.2 Min/Max Mode
This mode is identified by “Min/Max” that temporarily appears on the display.
In this mode the maximum and minimum measurements taken since the last
time the function was cleared appears on the display. The minimum appears on
the left and the maximum appears on the right. The resolution of the displayed
values may be changed using the Resolution mode (see Section 7.7). Pressing
the CLR button at anytime while in this mode clears the minimum and maxi
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mum values setting them to the last measurement. Both the minimum and max
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imum are reset to 0°C (32°F) when the instrument is powered up.
The message “Prb cal expired”, “Mtr cal expired”, “Recharge Needed”, or
“Probe is locked” may be displayed. See Section 11.1.
7.3 Hold Mode
This mode is identified by “Hold” that temporarily appears on the display.
In this mode the data stored in one of the hold registers appears on the display.
There are six hold registers. The resolution of the Hold register values may be
changed using the Resolution Mode (see Section 7.7). The Up and Down but-
tons are used to select a desired hold register for viewing. The ENT button is
used to store a measurement in the next available register.
The message “Prb cal expired”, “Mtr cal expired”, “Recharge Needed” , or
“Probe is locked” may be displayed. See Section 11.1.
7.4 Delta(x) Mode
This mode is identified by “Delta(x)” that temporarily appears on the display.
In this mode the delta between the measurement and a previously stored refer
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ence value appears on the right side of the display. The reference value appears
on the left. The resolution of the reference value may be changed using the
Resolution mode (see Section 7.7) if necessary. The ENT button stores the
present measurement as the reference value.
The message “Prb cal expired”, “Mtr cal expired”, “Recharge Needed” , or
“Probe is locked” may be displayed. See Section 11.1.
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7 Display Functions
Min/Max Mode