Room Status Monitor with Liquid Crystal Display is designed for critical low differential pressure applications that require stringent pressure monitoring and alarming. The Room Status Monitor includes a backlit RGB liquid crystal display with a graphic user interface which enables access to pressure, security, calibration and alarm setup. The Room Status Monitor displays menus that guide the user through setup, as well as setting up password protection. The Room Status Monitor is offered in a dimension of 8 cms [H] X 5.4 cms [W] X 1.8 cms [D]. Room Status Monitor with Liquid Crystal Display can be configured to monitor positive or negative pressure in protected environments and hospital isolation rooms.