Feedmax S3 net. Tempro basic Cthermostat pdf manual download. WFR Series WFR RetrofittingWITTMANN Technology GmbH LichtblaustrasseVienna, Austria T + » Tempro basic COne circuit temperature controller for temperatures up to°C equipped with a self-optimizing microprocessor controller (±°C). Standard with View and Download Wittmann Tempro basic Ctranslation of original operating manual online. User Manuals, Guides and Specifications for your Wittmann Tempro basic CThermostat. » Wittmann interface.