[RE-wrenches] battery temp sensors for older Trace/Xantrex inverters
Ray
ray at solarray.com
Sun Aug 5 14:46:46 EDT 2018
Is this for the charge controller or the inverter? Is it on grid or
off grid? What is the temperature variation in the room?
I usually don't worry about a temp sensor on the inverter off grid, if
the batteries are not seeing a big variation in temperature. Since the
inverter isn't used much for charging, except when the battery is low, I
set the inverter charge voltage fairly high, and tell the customer to
just use the generator to get up to 70% - 80%, then let the solar do the
rest. In this scenario the temp sensor really isn't coming into play.
However, If its an on grid backup system where the inverter is involved
with charging on a daily basis, then yes, the temp sensor is important,
again only if the battery room is seeing more than a 20 degree
variation. Also the temp sensor wires can be repaired: cut out the bad
section and use outdoor rated telephone splices with the silicone
sealant, and heat shrink over that.
As others mentioned, using the wrong sensor is going to cause way more
trouble than its going to fix. They have different resistance values
and some have reverse logic from others. I've seen faulty temp sensors
literally cook batteries, so if you're not absolutely sure, don't
connect it.
I have a few old Trace sensors, but there only going to a system that
really needs them. Contact me off list.
Ray Walters
Remote Solar
303 505-8760
On 8/5/18 7:01 AM, Chris Schaefer wrote:
> It's a dual labeled 1997-2002 vintage Xantrex/Trace unit and the old
> BTS is yellow with an RJ-11 connector. Upgrading the client to a new
> bank of Surrettes and in order to be warranty compliant the system
> must have a BTS. So what have the older, wiser wrenches done for a
> replacement? Does anyone have one of these lying around that I could
> purchase? I'll contact Xantrex/Schneider on Monday to see if they are
> still available since they do still sell the C60 CC and perhaps the
> newer BTS are compatible.
>
> Thanks,
> Christopher
>
> On Sat, Aug 4, 2018 at 7:17 PM, Dave Angelini Offgrid Solar
> <offgridsolar at sti.net <mailto:offgridsolar at sti.net>> wrote:
>
> What color wire? The old Xantrex SW & SW+ were yellow. I can't
> remember the color of the Trace anymore... --Dave
>
>> Bill the BTS are generally different.
>> You definitely don't want interchange BTS's... If you use a
>> Midnite sensor with an Outback itll appear as a very hot battery
>> and the charger won't charge.
>> There are just differance between the varistor that is potted for
>> most companies.
>>
>> On Sat, Aug 4, 2018, 6:25 PM <solar1online at charter.net
>> <mailto:solar1online at charter.net>> wrote:
>>
>> Fellow wrenches,
>> Am I missing something? Other than the way the sensor
>> connects to the inverter/CC/??? is this not simply a
>> thermistor/other discrete component with the appropriate
>> output? Yes, it is potted for preservation in the potentially
>> acid vapor environment, and provided with glue when the
>> attachment is other than the terminal and again, the
>> connector is specific to each manufacturer.
>> Thanks for your input,
>> Bill Loesch
>> Solar 1
>> Saint Louis, MO
>> 314 631 1094
>>
>> -----------------------------------------
>>
>> From: "Chris Schaefer"
>> To: "re-wrenches"
>> Cc:
>> Sent: Saturday August 4 2018 4:04:47PM
>> Subject: [RE-wrenches] battery temp sensors for older
>> Trace/Xantrex inverters
>>
>> Good Day All,
>> Running into a lot of missing or chewed up battery temp
>> sensors for the older Trace inverters. I'm looking for
>> potential replacements. Anyone had any luck using another
>> vendor or do you have a direct replacement source for these?
>> Thanks,
>> Christopher-
>>
>> Chris Schaefer's
>> image <http:www.solarandwindfx.com>
>> /Tel/Fax 585-229-2083 or Cell 585-748-1870
>> //5115 South Hill Road ~ Canandaigua New York 14424
>> //www.solarandwindfx.com <http://www.solarandwindfx.com> ~
>> E-mail: chris at solarandwindfx.com
>> <mailto:chris at solarandwindfx.com>/
>>
>> /image
>> /
>>
>> Thomas Jefferson, the author of our great Constitution, once
>> said, "democracy" will cease to exist when you take away from
>> those who are willing to work and give to those who would not."
>>
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> --
>
>
>
> *Dave Angelini Offgrid Solar "we go where powerlines don't"
> http://members.sti.net/offgridsolar/
> <http://members.sti.net/offgridsolar/> e-mail offgridsolar at sti.net
> <mailto:offgridsolar at sti.net> text 209 813 0060*
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> --
>
> Chris Schaefer’s
> <http:www.solarandwindfx.com>
> /Tel/Fax 585-229-2083 or Cell 585-748-1870
> //5115 South Hill Road ~ Canandaigua New York 14424
> //www.solarandwindfx.com <http://www.solarandwindfx.com> ~ E-mail:
> chris at solarandwindfx.com <mailto:chris at solarandwindfx.com>/
>
> /
> /
>
> Thomas Jefferson, the author of our great Constitution, once said,
> "democracy" will cease to exist when you take away from those who are
> willing to work and give to those who would not."
>
>
>
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> List sponsored by Redwood Alliance
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