If you have questions about our products, Fill out the form below and we will answer any questions you have. Tips: Fields marked with*are required. ABB AO890 3BSC690072R1 Analog Output Module Introduction The ABB AO890 3BSC690072R1 Analog Output Module is a precision analog output module designed for use within the ABB 800xA Distributed Control System (DCS) . It plays a crucial role in controlling industrial devices such as actu *Your Name: *Your Email: *Your Name: *Vdcode: Submit