Overkill for the specific project at hand, as others have mentioned, but it does serve as a proof of execution for what is essentially “over the air retrofits t

Overkill for the specific project at hand, as others have mentioned, but it does serve as a proof of execution for what is essentially “over the air retrofits to remotely upgrade pre-existing readouts to be digitally consumable”. A well-placed webcam could turn https://m.lightinthebox.com/p/50-100-mini-digital-lcd-indoor-convenient-temperature-sensor-thermometer-meter_p7189237.html?currency=AUD&litb_from=paid_adwords_shopping&sku=1_45&country_code=au&litb_from=paid_adwords_shopping&utm_source=google_shopping&utm_medium=cpc&utm_campaign=17744862904&adword_mt=&adword_ct=&adword_kw=&adword_pos=&adword_pl=&adword_net=x&adword_tar=&adw_src_id=7679541699_17744862904__&gbraid=0AAAAAD7vwYdgqVjua2CJe4GlMuyC_Pg-R&gclid=Cj0KCQjwuLShBhC_ARIsAFod4fIC_toQp-PBuiut9TC076FssgvdNu-55qsvs000S1vpDvZ7Uslr_24aAojYEALw_wcB https://m.lightinthebox.com/p/50-100-mini-digital-lcd-indoor... ($20 AUD) into https://www.instrumentchoice.com.au/wifi-connected-high-accuracy-temperature-data-logger-with-alarm-warning-light-and-sounder-1?campaign=17931366640&content=614385857015&keyword=&gclid=Cj0KCQjwuLShBhC_ARIsAFod4fKvNOD6xoQN1imMwhd9N44tRY5JsA9sx--rSOfWNpUylrzJN7QiKX0aAk8KEALw_wcB https://www.instrumentchoice.com.au/wifi-connected-high-accu... ($500 AUD). The other possibility is using other forms of computer vision beyond OCR to remotely digitize analog indicators like old-school pressure gauges.