Patent ID: 7973669

Claim:
A sensor assembly comprising: a sensor configured to detect at least one material or condition, the sensor comprising one or more first electrical contacts; a base configured to be mounted on a structure and to receive the sensor, the base comprising one or more second electrical contacts; and a wireless module between the sensor and the base, the wireless module configured to transmit position information, the wireless module comprising one or more third electrical contacts; wherein: the one or more first electrical contacts are configured to physically contact and form one or more electrical connections with the one or more second electrical contacts when the sensor is attached to the base without the wireless module; and the one or more third electrical contacts are configured to form electrical connections with both the first and second electrical contacts when the sensor is attached to the base with the wireless module between the base and the sensor, the wireless module configured to be physically positioned between the first and second electrical contacts and to prevent the one or more first electrical contacts from physically contacting the one or more second electrical contacts.