Mar 23 2020

Agilent. EA – EA. Programmable DC Power Supplies. Data Sheet. View at Test Equipment Depot | | Find great deals for Agilent EA DC Power Supply 30 Day. Shop with confidence on eBay!. On Sale Agilent EA. We take purchase orders and can provide special school, government and corporate pricing.

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Because the encoder snaps into place I had to cut the two large legs off of the old encoder before I could comfortably remove it from the board. I ahilent up the flux left over with a little rubbing alcohol and put everything back together. This product is available for shipping to United States and Canada only. Other than that there are a lot of passive components ahilent a MOV soldered on near the output.

The picture above is the new encoder from Agilent.

I hope my repair can help someone else out if aglient are having similar issues with their supply. In my case the encoder would miss steps or sometimes step in the wrong direction. I made sure the holes had minimal solder before pressing the new encoder into place and soldering.

Keysight BenchVue software for the PC eliminates many of the issues around bench testing. I recently bought a used Agilent power supply in a very sad condition. This is actually towards the front of the power supply making it a little awkward to pick up.

Agilent EA DC Power Supply 30 Day | eBay

The underside of the board has some giant copper traces, and a large portion has the silkscreen removed and has been tinned.


Transcat makes it easy: It is also the same encoder used in many different Agilent products. After it is loose the cover tilts forward and is easily removed. Now to actually get it installed. JavaScript seems to be disabled in your browser. The power supply started up perfectly the first time and I made sure to run the self test again just in case. The front panel is easily separated from the main body of the power supply. The new encoder worked perfectly and made the supply work like new.

I also made sure to order a new knob to replace to old grungy one to complete my work on the supply. The over voltage features as well as the programmability of the supply both checkout out as well.

Keysight Technologies (Agilent HP) E Series – W used or new for sale at used-line

Accredited Calibration with Data. The whole board will then slide over to the right in this picture and is easily pulled out.

Since the repair I have been using the power supply for a little over a week and I have had no issues whatsoever, and I am very happy how it turned out. Would you like this item calibrated? Because the knob is the main method of user input other than RS or HPIBit made the power supply almost impossible to use. After cleaning the grime off the front panel and removing the marker from the case I coerced the E into running a self test which it passed without hesitation.

Finally on the other side where the PCB is the tab routed in the board needs to be lifted gently with a small screwdriver until it clears the white plastic tab. This lead me to believe that the only issue with this power supply was that the rotary encoder was on its last legs.


Rent From Transcat Do you need a test instrument for a short time? A couple days later I had a new rotary encoder ready to be installed.

Request a Calibration Quote Transcat can calibrate your existing instruments. After doing agi,ent little research I found that it was a known issue for the rotary encoders in these power supplies to fail.

You must have JavaScript enabled in your browser to utilize the functionality of this website. Skip to content I recently bought a used Agilent power supply in a very sad condition. After removing a couple of screws the whole inside of the power supply slides out the front.

E3640A 30W Power Supply, 8V, 3A or 20V, 1.5A

The fan towards the center draws air in from the sides of the supply and pushed is loudly out the back. Accredited Calibration without Data.

Fortunately Agilent has an online shop that supplies many wear-and-tear items for their various products. It does have two speeds loud-ish and louder?

New Purchase Calibration Learn More Save time and money by calibrating your new instrument before it leaves our warehouse, ensuring it arrives ready to be put into service.

Ships in weeks. If you forget to remove these the PCB on the other side will not be able to be removed. There are three clips along the top which can be accessed from the inside. Leave a Reply Cancel reply. Don’t forget the Software!