National Instruments 779940-01 C Series Digital Module  

National Instruments part number 779940-01 is an identifying part number for the NI-9478, a C Series Digital Module with 16 Digital Sinking Output Only Channels, maximum update rate of 50 µs and a safety Input Voltage of 50 VDC. The NI 779940-01 is designed to interface with industrial logic levels and signals, enabling direct connection to a variety of industrial relays, solenoids, and motors. It features programmable current limits, offering customizable system protection that is ideal for controlling solenoids and valves. 

Each channel supports signals ranging from 5 V to 50 V and is isolated from channel-to-earth ground. This  module is designed for direct connectivity to a wide range of industrial equipment, including motors, solenoids, and relays. Compatible with LabVIEW FPGA, it enables users to establish digital communication protocols, generate pulses, and create custom high-speed counter/timers. The NI-9478 boasts a 50 g shock resistance and 5 g vibration resistance, ensuring robust performance. This C Series Digital Module offers flexibility, allowing users to switch between CompactDAQ and CompactRIO systems without modifying the module. 

Optimized for interaction with various industrial logic levels and signals, the National Instruments 779940-01 C Series Digital Module delivers high measurement accuracy and is well-suited for industrial applications. It features programmable current limits, providing enhanced system protection and making it ideal for solenoid and valve control applications. Depending on channel configuration, the NI 9478 can sink up to 16 A of current per module. The digital I/O logic levels supported by this module are 12V, 24V, and 48V.