I have to write some software to control the temperature in some rooms in a plant , in a room i have a pt 100 and a solenoid valve to the aircoolers that cuts the cooling agent if it's not needed , also i have control of starting the fans of the aircoolers , in some rooms are 1 unit with three fans or 2 units with three fans per unit . Each room has a preset temperature . Plc is siemens cpu 317 w profinet . I would like some starting ideeas if anybody had a similar application powered up .
Thank you a lot ,
Catalin
Thank you a lot ,
Catalin