7 Display Functions
The 1521 operatesin any of several modes which determine what information
is visiblein the lower alphanumeric portion of the display. The MODE button
changes themode. This button can be pressed repeatedly until a desired mode
is set. The various modes are listed below in the order they appear.(See Figure
7).
Blank - No data shown
Min/Max - Minimum and maximum measurements (CLR to reset)
Hold - Data stored in the hold registers
Delta(x) - Delta from reference measurement (ENT to set reference)
Units: C/Ω/F/K/R - Set the units of measurement
Rate: 00000 - Set the period for serial transmission
Resol: XXX.XXX - Set the display resolution
CAL MODE - Set probe and instrument calibration parameters (MODE
button must be held for three seconds) See Section 7.8.
Note:Units, Rate, and Resol are temporary modes. The instrument will return
to Delta(x) mode if left in one of these modes when the power is cycled.
25
7 Display Functions