Ok sorry, yes, I should have included the power details:
- The PID (Inkbird ITC-106VH) provides 12 VDC, up to 30mA to the SSR.
- The SSRs (Inkbird SSR-40 DA) activate at 3 VDC (specs are 3-32 VDC)
Lee
On 2020-10-01 18:16, John Innis wrote:
> We need a little more info. What is your PID output rated at (volts,
> amps). What are your SSR input requirements (volts amps). Are you
> doing true proportional or a bang/bang approximation?
>
> On Thu, Oct 1, 2020 at 6:10 PM <lee@automate-it.com> wrote:
>
>> I want to operate two solid-state relays simultaneously (one for a
>> 110V circuit, the other for 220V) from a single PID. I had thought I
>> would just wire them in parallel from the PID, but a bit of poking
>> around the interwebs suggests otherwise. So I sketched up this
>> drawing for two SSRs in series with a PID. Does this look correct
>> for this situation? Any suggestions appreciated!
>>
>> (I'm a chemist, so I understand electron flow and related, but I
>> trust this little Shop Talk community more than I trust my
>> electrical intuition!)
>> Thanks!!!
>> Lee
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