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66xxA, E363xA and E364xA: Ca Keysight Power Supplies Sink Current?
Yes! Sinking, or down-programming, is the ability to pull current into the positive terminal of a power supply.

FAQ 2013-01-22

Why won't Help (.hlp) files view properly with Windows Vista?
In order to view 32-bit Help (.hlp) files with Windows® Vista, you must download the WinHlp32.exe Help program from the Microsoft web site at http://go.microsoft.com/fwlink/?LinkID=82148.

FAQ 2010-10-12

Why some bench power supply comes with yellow label stating 100V ONLY or 115V ONLY?
The main purpose of the yellow label (as shown below) is to caution customer ...

FAQ 2010-09-20

What does the check mark at the rear panel label of the E3600 series bench power supply mean?
The check mark on the rear panel label shows the AC power rating for this unit which shipped from the factory.

FAQ 2010-09-20

How do you change the programming language expected by the the 6030A, 6031A, 6032A, 6033A, 6035A, or 6038A power supplies?
These products are shipped from the factory in their native language (called Compatible Language Mode) with their hardware address set to "Adr 5". The programming language can only be changed to SCPI Mode via a controller by sending the string "SY...

FAQ 2010-09-09

How can I read the calibration date for an E363xA or an E364xA power supply?
The calibration message containing the factory calibration date can be retrieved by using the "CALibration:STRing" command. After the calibration is completed, the date can be changed with the " CALibration:STRing " command.

FAQ 2010-09-08

E363xA and E364xA: Disabling the Control Knob
To disable the front-panel control knob, scroll the flashing digit on the front-panel display to the right or left using the selection keys (<) or (>) until the flashing digit disappears. Notice that the control knob and all front-panel keys are n...

FAQ 2010-09-08

How can you change or view the secondary address in the 6030A, 6031A, 6032A, 6033A, 6035A, or 6038A power supplies?
These products have been retrofitted with SCPI language capability, in addition to the original or compatibility mode. Secondary addressing of these products is only available in SCPI mode.

FAQ 2010-09-08

66xxA and E36xxA: Determining Power Supply Constant Current Mode
The power supply cannot be "put" into the constant current mode.

FAQ 2010-08-27

For the E363xA and E364xA Bench Power Supply, the display update speed when the "Display Limit" function is on is different from …
For the E363xA and E364xA Bench Power Supply (BPS), the display update speed is different because....

FAQ 2010-08-09

How can I clear the content of power supply memory for programmable E36xxA power supplies?
There is no way to clear the contents of the store/recall states. They can be overwritten as many times as desired but there is not an explicit way to delete saved states.

FAQ 2010-05-16

Are there other resources for my DC power supply product questions?
Keysight's discussion forums at https://forums.tm.keysight.com/ contain tips, discussions and programming examples from other users.

FAQ 2010-03-10

How can noise be superimposed on the output of a dc power supply?
Keysight power supplies are designed to have the lowest noise that is practically possible. For some applications it is desirable to simulate the effect of noise on the output, for example to test system immunity to power line disturbances.

FAQ 2009-06-14

Which of the E36xxA power supplies can be controlled from the remote interface?
The Keysight E3631A, E3632A, E3633A, E3634A, E3640A, E3641A, E3642A, E3643A, E3644A, E3645A, E3646A, E3647A, E3648A, and E3649A power supplies are fully programmable and you can program them from the RS-232 or GPIB (IEEE-488) interface. Both remote...

FAQ 2008-09-23

How much internal memory is available to the user in the E363xA and E364xA power supplies?
The E3631A, E3632A, E3633A and E3634A have 3 non-volatile recall states for the output parameters, each of which can store the voltage, current limit and over-voltage protection setting.

FAQ 2008-09-23

How do I adjust the voltage or current settings when the Output is disabled on a Keysight E36xxA-Series power supply?
When the Output is disabled, press the 'Display Limit' button on the front panel to place the power supply in the limit mode. Then, set the limit values for the output voltage and current. Press the 'Output Off' button again to enable the power su...

FAQ 2008-09-23

How do I rack mount the E36xxA manual and programmable power supplies?
Model: E3610A, E3611A, E3612A, E3630A These are three inch manual DC Power Supplies which were not original intended to be rack mounted. If you have a need to install one or more in a rack, order rack mount kit 5063-9767. This kits contains a sup...

FAQ 2008-09-23

How long is the calibration time interval?
Keysight recommends 1 year as the calibration interval for all E3600 series power supplies.

FAQ 2008-09-23

66xxA and E36xxA: P-P Voltage Noise Versus RMS Noise
Both Vp-p and Vrms are measures for the unwanted AC components of a DC power supply output. Peak-to-peak noise is measured from the maximum positive point on the waveform to the most negative voltage point.

FAQ 2008-09-22

66xxA: Calibration Certificates
Criteria have been established to determine which products get or do not get a calibration from the factory. A product with a product number does not automatically qualify for a calibration certificate.

FAQ 2008-09-22

66xxA: Re-Calibration Date
There are no components used in Power Products which have a specific shelf life. Therefore, the calibration period of this instrument begins on the date that the product is first put into service by the customer. The recommended calibration interv...

FAQ 2008-09-22

66xxA, E362xA, E363xA, E364xA: DC Power Supplies Connecting in Series or in Parallel
The resultant voltage for series connections cannot exceed the maximum floating voltage allowed for any on the component power supplies. While this is typically +/-240 volts dc, there are some supplies as low as +/-25 volts dc, and others as high ...

FAQ 2008-09-22

66xxA, 68xxB, N330A and E36xxA: Determining the Correct Line Voltage Option to Order for a Power...
Some power products use lots of power, far beyond the range of typical electronic products with which we are familiar. This makes choosing the correct line voltage option more challenging.

FAQ 2008-09-22

66xxA and E36xxA: Programmable Current Sinking
In general, current sinking is a fixed value at some percentage of the full scale current output. However, there is an exception for one series of Keysight power supplies. On the 663xB series, the maximum negative current tracks the value programme...

FAQ 2008-09-22

E363xA and E364xA: Compatibility with National GPIB I/F Card
Yes, the National Instruments GPIB board is very configurable. However, this can cause some problems.

FAQ 2008-09-22

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