Chapter 2 Front-Panel Overview

To Read the Totalizer CountTo Read the Totalizer Count

The multifunction module (HP 34907A) has a 26-bit totalizer which can count pulses at a 100 kHz rate. You can manually read the totalizer count or you can configure a scan to read the count.

1Select the totalizer channel.

Select the slot containing the multifunction module and continue turning the knob until TOTALIZE is displayed (channel 03).

2Configure the totalize mode.

The internal count starts as soon as you turn on the instrument.

You can configure the totalizer to reset the count to “0” after being read or it can count continuously and be manually reset.

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3Read the count.

The count is read once each time you press ; the count does not update automatically on the display. As configured in this example, the count is automatically reset to “0” each time you read it.

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The count will be displayed until you press another key, turn the knob, or until the display times out. To manually reset the totalizer count,

press .

Note: To add a totalizer channel to a scan list, press

and select the

TOT READ choice.

 

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