Agrowtek GrowControl DX Series Digital Intelligent Rail I/O ModulesA Versatile Din Rail mounted IO module with a variety of I O Options GrowControl DX I O modules for DIN rail are available in a variety of configurations for integration into standard control enclosures. DX modules allow a high I O count in a more compact area than traditional relay modules at a lower cost. DX modules connect instantly to Agrowtek's GCX Cultivation Controls via a GrowNET port for advanced automated control functions. Available Models: