Hi Roy, The fm-80 has two different diversion options.
Diversion:relay And Diversion: solid state. ( which is PWM) Jay Peltz power > On Dec 5, 2014, at 5:34 PM, "Windsine Inc." <winds...@gmail.com> wrote: > > oh ok, now figured out what your doing. The aux output on the FM80 is not > PWM. Im pretty sure the classic can do PWM out of the aux port however. I > know this is for an AC load, but is your primary goal to protect the > batteries from over charge? Or to control rotor RPM? > > RoyR > >> On Fri, Dec 5, 2014 at 7:28 PM, Windsine Inc. <winds...@gmail.com> wrote: >> I agree with Jay, a meter should tell you. If I were you, I would just go >> for isolation anyway, and add a secondary relay (electro-mechanical -a small >> one) driven by the FM80 aux. This would make sure you have the isolation you >> need n >> >> RoyR >> >>> On Fri, Dec 5, 2014 at 6:09 PM, jay peltz <j...@asis.com> wrote: >>> Hi Hugh >>> >>> I use 3-32vdc SS relays all the time powered from the AUX relay ( xantex, >>> classic,outback). >>> They work just fine in fast and slow PWM >>> And switching both AC or DC, with correct relay of course. >>> >>> As to connecting the ground, that I can't tell you. But your ohm meter >>> should tell you no? >>> >>> Jay >>> Peltz power >>> >>> >>> >>> >>> >>> >>>> On Dec 5, 2014, at 2:09 PM, Hugh Piggott <h...@scoraigwind.co.uk> wrote: >>>> >>>> Hi Hugh again >>>> Just to clarify the set up: >>>> The SSR controls the AC power from the inverter to the heating load. It >>>> switches partway through each half cycle and thus controls the power to >>>> the load. >>>> The input to the SSR requires a power supply 8-32 V present all the time >>>> it is working. I suppose it might be feasible to take this from the AUX >>>> but as this will be pulsing PWM I don't want to rely on that. Its a >>>> supply voltage to the input and not a control signal and for that reason I >>>> want to take it from the main battery which happens to be a 24 volt one >>>> which is ideal. >>>> The control signal is 0-10 volts DC and this controls the amount of power >>>> the unit delivers smoothly. I want to get this from a capacitor that >>>> charges off the aux output so that is turns the PWM into an analog voltage >>>> signal that controls the SSR and controls the load. I do this all the >>>> time with tristar outputs so it does work. I have just never done it with >>>> the AUX of a FM80 controller. >>>> >>>> So my question again is simply this. Can I connect the ground of the AUX >>>> to the inverter batter ground negative? Most likely it is already >>>> connected, but I'd like to know if connecting it will damage the FM80. I >>>> am also trying the outback forum. >>>> >>>> thanks for any help >>>> Hugh >>>> >>>>> On 5 Dec 2014, at 18:44, Hugh Piggott wrote: >>>>> >>>>> hi wrenches, >>>>> >>>>> I am installing some load controls for a client who has a FM80 >>>>> controller. I don't have experience with this product. It has a 12V aux >>>>> output that I wish to drive an SSR but the wiring is complicated by the >>>>> fact that this SSR also needs a power supply as well as a control signal. >>>>> I want to use 24V nominal system battery for the SSR power and AUX for >>>>> the signal. Can I connect the grounds together? >>>>> >>>>> Additional info. I am using a phase control SSR driven by a 0-10 volt >>>>> signal to control an AC load with phase angle shift control. I plan to >>>>> put an RC filter that converts the PWM output of the AUX from the CC to >>>>> give an analog voltage output that determines the loading of the >>>>> inverter. Crydom MCPC2450 >>>>> >>>>> thanks for any help before I go on site next week >>>>> Hugh >>>>> _______________________________________________ >>>>> List sponsored by Redwood Alliance >>>>> >>>>> List Address: RE-wrenches@lists.re-wrenches.org >>>>> >>>>> Change listserver email address & settings: >>>>> http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org >>>>> >>>>> List-Archive: >>>>> http://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/maillist.html >>>>> >>>>> List rules & etiquette: >>>>> www.re-wrenches.org/etiquette.htm >>>>> >>>>> Check out or update participant bios: >>>>> www.members.re-wrenches.org >>>> >>>> _______________________________________________ >>>> List sponsored by Redwood Alliance >>>> >>>> List Address: RE-wrenches@lists.re-wrenches.org >>>> >>>> Change listserver email address & settings: >>>> http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org >>>> >>>> List-Archive: >>>> http://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/maillist.html >>>> >>>> List rules & etiquette: >>>> www.re-wrenches.org/etiquette.htm >>>> >>>> Check out or update participant bios: >>>> www.members.re-wrenches.org >>> >>> _______________________________________________ >>> List sponsored by Redwood Alliance >>> >>> List Address: RE-wrenches@lists.re-wrenches.org >>> >>> Change listserver email address & settings: >>> http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org >>> >>> List-Archive: >>> http://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/maillist.html >>> >>> List rules & etiquette: >>> www.re-wrenches.org/etiquette.htm >>> >>> Check out or update participant bios: >>> www.members.re-wrenches.org >> >> >> >> -- >> Roy Rakobitsch >> NABCEP Certified Small Wind Installer® >> NABCEP Certified Solar PV Installer® >> NYSERDA eligible Small Wind installer >> Certified Advanced Tower Climbing, Safety & Rescue >> Wind/PV Design Engineer >> Windsine LLC >> 631-514-4166 >> www.windsine.org >> >> This communication is for use by the intended recipient and contains >> information that may be privileged, confidential or copyrighted under >> applicable law. 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This e-mail does not constitute a consent to the use of >> sender's contact information for direct marketing purposes or for transfers >> of data to third parties. > > > > -- > Roy Rakobitsch > NABCEP Certified Small Wind Installer® > NABCEP Certified Solar PV Installer® > NYSERDA eligible Small Wind installer > Certified Advanced Tower Climbing, Safety & Rescue > Wind/PV Design Engineer > Windsine LLC > 631-514-4166 > www.windsine.org > > This communication is for use by the intended recipient and contains > information that may be privileged, confidential or copyrighted under > applicable law. If you are not the intended recipient, you are hereby > formally notified that any use, copying or distribution of this e-mail, in > whole or in part, is strictly prohibited. Please notify the sender by return > e-mail and delete this e-mail from your system. 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