National Instruments Corporation NI 9423 Spring Term, 30 V, 1 µs, 8-Ch Sinking DI Module
The NI 9423 (part number 783735-01) is an 8-channel, 30 V sinking digital input module designed for use with the National Instruments CompactDAQ and CompactRIO platforms. It features spring terminal connectivity for secure and tool-free wiring. The module offers a fast 1 ¼s update rate per channel, making it suitable for high-speed digital input applications such as industrial automation, monitoring, and control. The NI 9423 is engineered for robust performance in harsh environments, with 250 Vrms channel-to-earth ground isolation and the ability to withstand high levels of electrical noise. It is compatible with a wide range of industrial sensors and devices that use sinking input logic.