Is the safety barrier installed and then it's done for good? Daily maintenance is essential.
Time: 2026/5/25 Views: 106

Today, Wuxi Rihuan Sensor Technology Co., Ltd.will introduce to you that once the safety grating is installed, it will remain in place forever? Daily maintenance is indispensable. 


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Safety grilles are an important barrier for protecting industrial equipment. However, many users no longer pay attention to their status after installation. In fact, the grilles are exposed to dust, oil stains, vibrations, etc. for a long time, and their performance will gradually deteriorate. If not maintained, they may fail at critical moments and lose their protective function. 

Before starting work every day, it is recommended to complete the following three basic checks: 

1.Power-on status confirmation

Check whether the grating is properly powered on, and whether the indicator lights of the transmitter and receiver are in a normal illuminated state. If the indicator lights are abnormal (such as flashing or going out), the machine should be shut down to investigate the cause. 

2. Clean the optical surface

The filter (or front cover) of the grating is the passage for the infrared beam. Dust, oil stains, water mist, etc. adhering to it will weaken the transmission of the light signal, resulting in false alarms or failure to trigger. It is recommended to wipe it regularly with a soft dry cloth to avoid using corrosive solvents. 

3. Install physical protection

In harsh environments (such as welding, grinding, and casting workshops), it is recommended to install transparent protective covers on the photoelectric sensors to prevent the splashing of metal shavings, heavy objects from colliding, or dust accumulation from directly contaminating the sensor surface. The protective covers themselves also need to be cleaned regularly. 

Special reminder:

When the safety barrier malfunctions (such as frequent false alarms or inability to detect from both sides), do not attempt to disassemble the internal circuitry or adjust the optical components by yourself. Professional technicians with relevant qualifications should carry out the repair to avoid damaging the sealing structure or causing secondary faults. 

Selection also relates to maintenance.

If you want to reduce the daily maintenance workload, it is particularly important to choose grating products with strong anti-interference capabilities and easy-to-clean surfaces. Reasonable design can reduce the probability of dirt attachment and extend the cleaning cycle. 

The safety grating produced by Rihuan Sensing features anti-light interference and easy surface cleaning. It is suitable for various working conditions and helps users reduce maintenance frequency. Welcome to follow Rihuan Sensing to obtain more worry-free safety protection solutions.