• automation's Avatar
    11-18-2018, 08:47 PM
    automation replied to a thread power chair batteries in Equipment
    How do they define a "typical 12V led acid charger"? I've got perhaps a dozen DIFFERENT ones... :-/
    28 replies | 957 view(s)
  • automation's Avatar
    11-18-2018, 05:16 PM
    automation replied to a thread power chair batteries in Equipment
    You'd need to plan for a different charger, as well!
    28 replies | 957 view(s)
  • automation's Avatar
    11-18-2018, 05:15 PM
    automation replied to a thread power chair batteries in Equipment
    Ideally, you want to check on the battery POSTS to eliminate the effects of cable, connector and connection resistance (as magnified by any load...
    28 replies | 957 view(s)
  • automation's Avatar
    11-18-2018, 03:23 AM
    Chrome is your browser. What you probably want is to change/reset your HOME PAGE (where chrome takes you each time you start it up): ...
    5 replies | 155 view(s)
  • automation's Avatar
    11-11-2018, 06:12 PM
    Makes sense. I had (misread!) thought the final result was printed plastic (note that you can also 3D print other materials -- for a price!). ...
    6 replies | 391 view(s)
  • automation's Avatar
    11-10-2018, 09:06 PM
    Why was a 3D printer required? It looks like a couple of pieces of sheet metal could do the trick (?) How durable is the resulting product?
    6 replies | 391 view(s)
  • automation's Avatar
    11-08-2018, 04:49 PM
    automation replied to a thread Batteries in Equipment
    While excessive (mechanical) force can damage the battery, it seems unlikely that THAT much force would have been present (to deform the battery to...
    38 replies | 6258 view(s)
  • automation's Avatar
    11-08-2018, 04:46 PM
    automation replied to a thread power chair batteries in Equipment
    Likely so -- unless the batteries are the wrong "chemistry" for the charger. Or, the charger is defective. It sure would be nice if...
    28 replies | 957 view(s)
  • automation's Avatar
    11-07-2018, 02:38 PM
    automation replied to a thread Batteries in Equipment
    A shorted cell wouldn't prevent the battery from taking a charge; rather, it would cause the battery's "fully charged" open-circuit voltage to be...
    38 replies | 6258 view(s)
  • automation's Avatar
    11-06-2018, 10:00 PM
    automation replied to a thread power chair batteries in Equipment
    How are you deciding that they are "going dead fairly fast"? Does the gas gauge dip (significantly) when you apply load and then "spring back"? ...
    28 replies | 957 view(s)
  • automation's Avatar
    11-04-2018, 06:09 PM
    You haven't explicitly indicated whether or not any errors are being thrown when this occurs. I'll assume not. I'm not familiar with this...
    1 replies | 199 view(s)
  • automation's Avatar
    11-04-2018, 04:26 PM
    automation replied to a thread Batteries in Equipment
    Heat kills batteries. Well, heat "accelerates the aging of batteries" is probably a less biased way of saying it. Every ~15-18F degree rise in...
    38 replies | 6258 view(s)
  • automation's Avatar
    11-03-2018, 04:09 PM
    automation replied to a thread Batteries in Equipment
    I suspect most "fuel gauges" display some variation of the (instantaneous!) battery voltage. If the gauge truly reflected the state of the battery,...
    38 replies | 6258 view(s)
  • automation's Avatar
    10-30-2018, 02:45 PM
    automation replied to a thread Depressed AF in Care
    Obviously, there are no substitutes for one-on-one contact -- being in the same room with the folk(s) as you're interacting. But, what about...
    30 replies | 2083 view(s)
  • automation's Avatar
    10-29-2018, 08:50 PM
    automation replied to a thread Battery backup in Computers
    One other item that can be important: some UPSs can only be turned on when power is available. Others can be turned on regardless of the...
    5 replies | 855 view(s)
  • automation's Avatar
    10-29-2018, 08:26 PM
    automation replied to a thread Battery backup in Computers
    Our utilities are "below grade", so we tend not to suffer as many outages as other places I've lived. The outages that we do see tend to be...
    5 replies | 855 view(s)
  • automation's Avatar
    10-23-2018, 02:58 AM
    We get ~11 inches of rainfall (no snow) annually. Usually, from significant -- but short lived (hours!) -- storms ("Monsoon Season"). As luck...
    37 replies | 4415 view(s)
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About automation

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About automation
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