Key benefits Complete isolation between input and output to protect control electronics and reduce noise and groundloop issues. Flexible digital triggering with both level and low level signals, easy to connect to various control systems. Wide compatibility with microcontroller IO ports, PLC interfaces, and DC power supplies. Low input current draw (about 5 mA) for efficient operation from common control signals. Compact enclosure with a small footprint suitable for compact embedded designs. Specifications at a glance Input signal voltage: 3 V to 24 V Input current: about 5 mA Isolation: input and output are completely isolated Trigger type: digital level and low level Size (L x W x H): 47 mm x 26 mm x 12 mm Use scenarios Microcontroller and PLC interfacing: use this module to safely drive a lowpower microcontroller input from a higher voltage PLC output, with isolation to protect both devices. DC power control: control a DC power supply or load from a microcontroller or PLC without sharing a common ground, reducing interference and risk. Sensor signal isolation: connect a sensor network to a control system while avoiding ground loops and noise coupling, ensuring stable readings. Physical characteristics Compact module size: 47 x 26 x 12 mm (L x W x H), suitable for compact electronic assemblies. Enclosure designed for easy integration with standard development boards and control systems.