This SpaceLogic adapter is an non-isolated RJ45 to screw terminal RS485 adapter with power injection. It connects SpaceLogic controllers to Modbus devices having screw terminals utilizing power from the controller or external power supply. Physical switch to choose power from either the controller or an external power supply (24V DC only). Allows for RJ45 to RJ45 OR RJ45 to screw terminal connections. Enables additional devices being connected via Modbus or Sensor bus using the power injection feature. Its dimensions are 2.63 inches in width, 0.85 inches in depth, 0.96 inches in height. The adapter is UL2043 certified and the ingress protecton rating is IP20. It can be mounted in the plenum. This adapter is compatible with SpaceLogic RP and MP controllers.