The Modicon M218 Logic Controller must be mounted horizontally on a vertical plane as shown in the illustration below:
NOTE: Keep adequate spacing for proper ventilation to maintain an ambient temperature between 0 °C (32 °F) and 55 °C (131 °F). See Minimum Clearances.
The Modicon M218 Logic Controller should only be positioned as shown in the Correct Mounting Position illustration to help ensure an adequate air flow through the product. The illustrations below show the incorrect mounting positions:
