| 摘要 |
<p>A wireless field device assembly (12) comprises a process sensor (16), a housing (100), a transmitter (102), and a power module (120). The process sensor is configured to monitor a process variable and produce a sensor signal. The housing encloses an interior space of the wireless field device. The transmitter is enclosed within the interior space, and is configured to process the sensor signal. The power module is configured to be housed in the interior space, and comprises an energy storage device (122), a connection to a local power source (22), and a processor (132) configured to provide the transmitter with a diagnostic report of the energy storage device and the local power source.</p> |
