Johnson Controls XP-9104-8304 Extended Digital Controller Expansion Module [Refurbished]

Johnson Controls XP-9104-8304 Extended Digital Controller Expansion Module, 4 Digital Inputs, 4 Digital Outputs (Triacs)

Extension Modules (XT-9100/XPx or XTM-905/XPx) are submodules that provide various combinations of analog and binary input/output points. They may be mounted next to the controller on the same DIN rail, or remotely, up to 4,000 feet from the controller. Up to eight submodule combinations can connect to the XT Bus of the controller, providing up to 64 additional I/O points. The XT Bus has the same physical characteristics as the Metasys N2 Bus.. Johnson Controls. Johnson Controls. XP-9104-8304.