<html><head></head><body><div class="yahoo-style-wrap" style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:13px;"><div dir="ltr" data-setdir="false"><div><span class="ydp4b33938cVIiyi" lang="en"><span class="ydp4b33938cJLqJ4b ydp4b33938cChMk0b" data-language-for-alternatives="en" data-language-to-translate-into="it" data-phrase-index="0"><span>Good evening,</span></span><span class="ydp4b33938cJLqJ4b" data-language-for-alternatives="en" data-language-to-translate-into="it" data-phrase-index="1"><span> <br></span></span></span></div><div><span class="ydp4b33938cVIiyi" lang="en"><span class="ydp4b33938cJLqJ4b" data-language-for-alternatives="en" data-language-to-translate-into="it" data-phrase-index="1"><span></span></span><span class="ydp4b33938cJLqJ4b ydp4b33938cChMk0b" data-language-for-alternatives="en" data-language-to-translate-into="it" data-phrase-index="2"><span>I am building a control that gives me a storage setpoint temperature decreased by 1 ° C when I have certain external temperature conditions and which does not decrease when these external conditions do not occur.</span></span> <span class="ydp4b33938cJLqJ4b ydp4b33938cChMk0b" data-language-for-alternatives="en" data-language-to-translate-into="it" data-phrase-index="3"><span>Who helps me fix the check?</span></span><span class="ydp4b33938cJLqJ4b" data-language-for-alternatives="en" data-language-to-translate-into="it" data-phrase-index="4"><span>
</span></span><span class="ydp4b33938cJLqJ4b ydp4b33938cChMk0b" data-language-for-alternatives="en" data-language-to-translate-into="it" data-phrase-index="5"><span>T_PCM_var = (T_ctes_fluid3-1) * OR (ctr_PCM_Sole, ctr_PCM_Tes) +</span></span><span class="ydp4b33938cJLqJ4b" data-language-for-alternatives="en" data-language-to-translate-into="it" data-phrase-index="6"><span>
</span></span><span class="ydp4b33938cJLqJ4b ydp4b33938cChMk0b" data-language-for-alternatives="en" data-language-to-translate-into="it" data-phrase-index="7"><span>T_ctes_fluid3 * OR ((1-ctr_PCM_Sole, ctr_PCM_Tes))</span></span><span class="ydp4b33938cJLqJ4b" data-language-for-alternatives="en" data-language-to-translate-into="it" data-phrase-index="8"><span>
</span></span><span class="ydp4b33938cJLqJ4b ydp4b33938cChMk0b" data-language-for-alternatives="en" data-language-to-translate-into="it" data-phrase-index="9"><span>I thought of doing it like this but the second OR gives me problems, what other logic function can I use?</span></span><span class="ydp4b33938cJLqJ4b" data-language-for-alternatives="en" data-language-to-translate-into="it" data-phrase-index="10"><span>
</span></span><span class="ydp4b33938cJLqJ4b ydp4b33938cChMk0b" data-language-for-alternatives="en" data-language-to-translate-into="it" data-phrase-index="11"><span><br></span></span></span></div><div><span class="ydp4b33938cVIiyi" lang="en"><span class="ydp4b33938cJLqJ4b ydp4b33938cChMk0b" data-language-for-alternatives="en" data-language-to-translate-into="it" data-phrase-index="11"><span><br></span></span></span></div><div><span class="ydp4b33938cVIiyi" lang="en"><span class="ydp4b33938cJLqJ4b ydp4b33938cChMk0b" data-language-for-alternatives="en" data-language-to-translate-into="it" data-phrase-index="11"><span>Thanks</span></span></span></div><div><br></div><div dir="ltr" data-setdir="false">Angeli Filippo<br></div></div></div></body></html>