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The LR buttons are used to select the period between measurements. Press
the Enter button to save the new setting. Press the Exit button to cancel and to
exit to the menu.
When the measure period is set to less than 1 second (i.e. 0.1, 0.2, 0.5 seconds)
the 1529 enters the Fast Measurement Mode. The menu buttons may seem to be
sluggish in this mode as the processor is making faster measurements. When in
the Fast Measurement Mode, the following changes occur at 0.1, 0.2, and 0.5
seconds.
•
The channel display is updated quicker.
•
The DISPLAY FUNCTIONS function changes to the AUTO-CAL func
-
tion.
•
The measurement accuracy is reduced and is subject to uncertainty factors
that are not typically introduced in a normal full measurement cycle.
•
With serial port printing (see Section 7.5.1.1) measurements are printed
without the time and date and other associated information.
The following occur if the measure period is set to 0.1 or 0.2 seconds.
• The CHANNEL MODE function becomes unavailable.
• The 1529 measures one channel in scan mode.
• The field information normally displayed in the bottom portion of the dis-
play is not updated or displayed. The message, FIELD DATA NOT
AVAILABLE AT THIS RATE, is displayed.
The following occur if the measure period is set to 0.5 seconds.
• The 1529 can measure up to four channels in scan or simultaneous mode.
The Fast Measurement Mode is automatically implemented when the measure
period is set to less than 1 second. If the measure period is set to 0.1 or 0.2 sec
-
onds and the Enter button is pressed, the following message is display.
ONE CHANNEL ONLY. SETTINGS CHANGED.
SELECT CHANNEL USING ENABLE CHANNEL.
ACCURACY NOT GUARANTEED AT THIS RATE.
Press ENTER to continue …
Press the Enter button to confirm and to continue. The display is automatically
changed to display one channel in large digit format. If more than one channel
is enabled, the first channel is left enabled and the other channels are automati
-
cally disabled. To enable a different channel, use the ENABLE CHANNEL
function from the CHANNEL menu. See Section 8.1.2. Press the Exit button
to cancel.
If the measure period is set to 0.5 seconds and the Enter button is pressed, the
following message is display.
ACCURACY NOT GUARANTEED AT THIS RATE.
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7 Menu Functions
Channel Menu