Chapter 2 Installing Hardware 2.3.2 Installing a Module 1. Press the clip rings if they are out as the image 1 shown. Push the module to the desire position until you hear a click to finish installation. 2. Link the I/O modules on the right side of the PLC and make sure they are hooked together. Push the modules into the DIN rail until you hear a click. 3. After you installed the module, fasten the screws on the modules to secure the module on the DIN rail. 2_ 1 2 1 If there is a vibration source near the installation site, install anti-vibration baffles on the sides of the AS Series modules for better stabilization, such as the gray baffles show below. 2-13