OVATION 1C31232G03 Digital input card

Content introduction

(1) The oldest and most commonly used protection method is the conduction system, sometimes termed as the Franklin Rod or Faraday Cage system. (a) Air terminals (lightning rods) on the structure roof are connected to a grid of interconnecting (coursing) conductors, which connect to down conductors that extend down to earth and connect to appropriate grounding electrodes. The grounding electrodes can be individual ground rods or a conductive ring buried around the building perimeter or both. (b) All system components are made of copper, anodized aluminum, or stainless steel. (c) To complete the conventional lightning-protection system installation, all metallic elements (roof fans, vents, etc.), grounded or isolated,

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