I try to model a double-flow ventilation with the "heat exchanger air to air sensible and latent" but I don't know how I should draw my system in the "HVAC Systems" in OpenStudio... Thank's for your help :)

I try to model a double-flow ventilation with the "heat exchanger air to air sensible and latent" but I don't know how I should draw my system in the "HVAC Systems" Systemps" in OpenStudio... Thank's for your help :)