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Can I have multiple math functions (Null, Min-Max, dB, dBm, Limit) on at the same time on the 34401A?
No, the 34401A only allows one math function to be used at a time.
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2005-02-09
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FAQ
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Can I measure duty cycle or pulse width with the 34401A?
No, the 34401A was not designed to measure either duty cycle or pulse width.
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2002-09-10
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FAQ
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Can I measure temperature with the Agilent 34401A?
Most temperature sensors convert temperature to a corresponding resistance (thermistors and RTDs) or low-level dc voltag (thermocouples).
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2002-09-09
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FAQ
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Can I select the Agilent 34401A's front/rear terminals using a software command?
No. The 34401A terminals can only be changed using the mechanical switch on the front panel.
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2002-09-09
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FAQ
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Can I set the test current when making resistance measurements with the Agilent 34401A?
No, the test current is set depending on the range of the instrument. The specifications are the following:
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2002-09-11
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FAQ
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Can I store instrument setups for the Agilent 34401A? How do I recall the factory default configuration?
The Agilent 34401A does not have the ability to store instrument setups from the front panel.
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2002-09-09
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FAQ
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Can the Agilent 34401A scan multiple channels or take multiple measurements simultaneously?
No, but the Agilent 34970A has the ability to scan multiple channels.
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2003-06-02
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FAQ
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Does the Agilent 34401A have a Guard terminal?
No. The Agilent 34401A was designed with excellent isolation and thus the effects of common mode voltage is minimized below the 6.5 digit accuracy.
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2002-09-10
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FAQ
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Does the Agilent 34401A have a LAN IO Connection?
No. However, if you require Local Area Network (LAN) connectivity, consider the Agilent E5810A LAN-to-GPIB gateway.
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2004-09-23
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FAQ
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Does the Agilent 34401A have external trigger capability?
Yes. The "Ext Trig" BNC terminal on the rear panel recives a low-true TTL pulse to trigger the instrument (pulse width >1 us).
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2002-09-11
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FAQ
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Does the Agilent 34401A measure "true RMS" ac voltage and ac current?
Yes. The Agilent 34401A uses an analog conversion technique that gives true RMS readings regardless of waveshape as long as the signal is within the bandwidth and crest factor of the 34401A.
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2002-09-09
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FAQ
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Does the Agilent 34401A use "AC" or "DC" coupling for AC voltage measurements?
The Agilent 34401A uses an AC-coupled input when measuring ACV, which means that the DC component is blocked and is not included in the measurement.
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2005-05-02
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FAQ
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How do I calculate the accuracy of a multimeter (ie. the U1240 Series, U1250 Series, 34405A and 34401A)?
The accuracy of a multimeter (ie. the U1240 or U1250 Series, 34405A and 34401A) depends on the error values in the measured value….
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2008-10-07
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FAQ
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How do I calculate total measurement error on the Agilent 34401A?
The accuracy specifications for the Agilent 34401A are expressed in the form: '% of reading + % of range' which match the dominate sources of error, gain and offset.
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2005-02-09
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FAQ
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How do I enable the Agilent 34401A to make dBm measurements over the bus?
First, select the dBm function using the following command: CALCulate:FUNCtion DBM
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2002-09-10
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FAQ
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How do I get Instrument Drivers for Agilent Test & Measurement Products?
From the CD shipped with the instrument or from the product technical support web page for the instrument.
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2009-05-01
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FAQ
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How do I put the Agilent 34401A in the "talk only" mode?
In the "talk only" mode, the Agilent 34401A automatically sends readings directly to the GP-IB or RS-232 port.
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2002-09-10
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FAQ
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How do I rack mount two instruments of different depths?
There are three ways to rack instruments of different depths side-by-side; for example, an Agilent 33220A with an Agilent 34401A.
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2007-01-29
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FAQ
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How do I use the calibration message function of the Agilent 34401A?
You can use the calibration message feature to record calibration information about your multimeter.
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2002-09-11
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FAQ
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How do I view min-max values with the Agilent 34401A?
You can store the minimum and maximum readings during a series of measurements. The following discussion shows how to read the minimum, maximum, average, and reading count.
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2002-09-10
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FAQ
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How does excessive heat and cold affect the accuracy of Agilent 34401A measurements?
This can be determined by using the temperature coefficients published in the User's Guide. Notice the "Temperature Coefficient/degree C" column. Multiply the appropriate temperature coefficient by one for each degree Celsius that your environment differs from the given temperature ranges.
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2002-09-10
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FAQ
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Is "offset compensation" available for resistance measurements with the Agilent 34401A?
No. The 34401A does not have this capability.
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2002-09-09
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FAQ
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Is the current path uninterupted during measuement range changes in the Agilent 34401A?
An open circuit does not occur when range changes are made during an autorange function. When the range changes, a 0.1 Ohm resistance is switched in parallel with the current shunt resistor.
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2002-09-10
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FAQ
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Is there a carrying case available for the Agilent 34401A multimeter?
Yes, there is both an accessory pouch and a basic instrument transit case available for the 34401A.
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2002-12-26
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FAQ
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Is there a way to measure low-level ac current using the Agilent 34401A?
Yes. The lowest specified measurement on the 1 A ac current range is 1% of the range, or 10 mA (see footnote 4 in the Data Sheet).
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2004-06-10
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FAQ
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