I have problems with a Siemens Altivar 71. Some friends gave me this inverter, but I don't have any idea how to comunicate with it....
brand new altivar 312 2.2kw 3 phase 380-500v variable frequency drive. Rrp £280
Asking £200 Ono
I need to perform the following pid control using an altivar312, want to read the DC bus voltage (that is the solar panels voltage), and...
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