[arm-allstar] Fan control via GPIO and control circuit you can get from Amazon

[Tony Ross]

In series with the fan power, I use these "Type" N.O. "Temperature" 40 C 
on the radio heat sink:
http://ebay.com/itm/Temperature-Switch-Control-Sensor-Thermal-Thermostat-40-C-180-C-NO-NC-KSD302/352483142125

On 10/27/2018 08:32 AM, "Arthur Putnam via ARM-allstar" wrote:
> I would like to turn it on via PTT of pi for a time period. Then shut down. Not sure if CPU temp could also be monitored and activate as same as PTT .  Once a temp range was reached?
> Too many bun fans running all the time here in the shack.
>
>
> Sent from Yahoo Mail on Android
>   
>    On Sat, Oct 27, 2018 at 8:22 AM, Doug Crompton via ARM-allstar<arm-allstar at hamvoip.org> wrote:   Arthur,
>
>   Yes, that module will control a 120V fan from an I/O bit on the Pi fine.
> But decide what you want to do regarding controlling it. Leave it on, in
> which case you don't need the module, turn it on on TX, turn it on on TX
> with delay, Control it with a temperature sensor?
>
>
> *73 Doug*
>
> *WA3DSP*
>
> *http://www.crompton.com/hamradio <http://www.crompton.com/hamradio>*
>
> On Sat, Oct 27, 2018 at 11:18 AM "Arthur Putnam via ARM-allstar" <
> arm-allstar at hamvoip.org> wrote:
>
>> You can find more details on Amazon about the Sunfounder relay module.
>>
>> Sent from Yahoo Mail on Android
>>
>>    On Sat, Oct 27, 2018 at 8:02 AM, Arthur Putnam via ARM-allstar<
>> arm-allstar at hamvoip.org> wrote:  I would like to use the following
>> control circuit, to control a bun fan to cool radio.
>> SunFounder Relay Module for Arduino and Raspberry Pi 5V DC Trigger by
>> HIGHLO (HIGH Trigger)
>>
>> I am looking for script to use this control circuit and how to apply it to
>> the Rpi 3+ I am using.
>> Any ideas or feedback would be much appreciated.
>>
>>
>>
>>
>> Arthur Putnamemail:n7mnk at yahoo.com
>>
>>
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