Universal Analog Input Model no :- 621-0020RC Part No :- 30756380-001 Origin :- USA Input Voltage 30VAC/DC No of Inputs :- 16 Inputs Universal Analog Input Module (UAIM) allows you to obtain data from a maximum of 16 analog input sources. It contains an Analog-to-Digital Converter (ADC) that changes the analog signals into binary counts.