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 Bailey NTAI03 Analog Input Terminal Unit Introduction nbsp;NTAI03 Analog Input Terminal Unit is a field signal termination and interface component used in INFI 90 / Net 90 distributed control systems. It is designed to receive and organize analog input signals from industrial fiel *Your Name: *Your Email: *Your Name: *Vdcode: Submit