Patent ID: 9645570
Date: 2017-05-09
CPC Classifications: G05B,G06K,G07C

Claim:
1. A monitoring system for monitoring at least one machine, wherein each of the at least one machine has an operation lamp, the operation lamp is for emitting light at least when the machine is under operation, the monitoring system comprising: at least one light sensor configured to detecting the light emitted by the operation lamp; at least one fastener wrapping around the operation lamp, the fastener comprising a light-shielding body, wherein the light-shielding body has an accommodation groove and an inner surface, the inner surface is adjacent to the operation lamp, the accommodation groove is concavely formed at the inner surface, and the light sensor is accommodated in the accommodation groove; and at least one controller electrically connected with the light sensor for determining a status of the machine according to the light detected by the light sensor.