That could indicate a problem with the system the sensor is liable for monitoring, a bad sensor, or even a wiring concern.
Nke ahụ nwere ike igosi nsogbu na usoro ihe mmetụta ahụ bụ maka nlekota oru, ụda ihe ọjọọ, ma ọ bụ ọbụna isiokwu ntinye.