PR Electronics 4116Product Attribute Attribute Value Series 4000 Series Overview The 4000 series gives you a unique range of single devices that accept a wide range of inputs and provide a wide range of outputs. This means that the 4000 series covers multiple applications in a single device. These devices are easily deployable as your site standard. When the 4000 series is used in combination with the 4501 display programming front, all operational parameters can be