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Appendix G: Calibration
VX4101A MultiPaq Instrument User Manual
G–19
6. To complete the calibration, issue the following command:
CALibrate:ROSCillator
This command takes approximately 11 seconds to execute.
NOTE. If an invalid input signal is present, this command will time out and
generate an error after approximately 12 seconds.
Calibration for the Digital to Analog Converter
This procedure shows you how to calibrate the Digital to Analog Converter
(DAC) of the VX4101A MultiPaqtInstrument. Each of the eight channels of the
DAC requires a separate offset and gain calibration. In this procedure, you will
initialize the instrument, and then calibrate each channel in succession for offset,
and then for gain.
It is assumed the module has completed its power-on self test. For information
on specific commands or syntax, please review the Syntax and Commands
section.
You need the following equipment to calibrate the DAC:
H 4 1/2 digit or better digital voltmeter
1 Year
Before you begin the calibration procedure, you should understand the follow-
ing:
DAC <channel> Values For the commands referenced below, [<channel>] can be 1
through 8, depending on the DAC channel being calibrated. For example, the
command CALibrate[<channel>]:OUTput 1.0 could be specified as
cal1:out 8 for outputting 8 volts on channel one
cal8:out 0 for outputting 0 volts on channel eight
Prerequisites
Equipment Required
Recommended Calibration
Interval
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