The DMP CORPORATION 481 is a discontinued zone expansion interface card designed to extend the XR500 or XR2500F series panel by adding up to 100 additional hardwire zones. It features one supervised power-limited 4-wire LX-BUS series connection.
The DMP CORPORATION 481 is a discontinued zone expansion interface card designed to extend the XR500 or XR2500F series panel by adding up to 100 additional hardwire zones. It features one supervised power-limited 4-wire LX-BUS series connection.