An illustrative example monitoring device includes a housing, a detector portion situated in the housing, a substrate situated in the housing and memory supported on the substrate. The memory is configured to contain information regarding operation of the detector portion. The substrate or the memory includes a communication port situated adjacent a portion of the housing. The communication port facilitates obtaining information from the memory. The portion of the housing includes at least one movable section that covers the communication port when the at least one moveable section is in a first position relative to the housing and exposes the communication port when the at least one moveable section is in a second position relative to the housing.