General cabling guidance ContentsCable types and lengthIt is important to use cables of the appropriate type and length.Routing cablesCables must be routed correctly, to maximize performance and prolong cable life.Strain reliefCircuit isolationAppropriate circuit isolation is required for installations using both AC and DC current:Cable shieldingPositive ground systemsConnecting cablesFollow the steps below to connect the cable(s) to your product.Parent topic: Cables and connections — General informationNext topic: Connections overview