The safety curtain of most safety grating manufacturers does not have circuit self-test function, so once our safety grating is power off or broken, the safety grating can not achieve the protection effect, which will lead to the effect of failure, and our safety grating specially developed this circuit self-test safety grating. So as long as the safety grating power will automatically remind you to avoid some unnecessary accidents. At the same time, we should pay attention to is not to say that we have the punch protector, to secure all the way, for the safety light curtain also should pay attention to whether the normal operation, in the process of use if you don't pay attention to some details, or by accident, for example, don't know the safety light curtain down yet still in normal use, because this is easy to failure, So we safety grating manufacturers, at the outset will remind you, every day have to test the safety grating, want to check the safety light curtain for trouble-free first, there is no fault can be put into use in normal use, please don't at the time of operation will hand in a safe distance behind the manipulation or easy to produce risk. Therefore, these small details must be informed to every employee operating the machinery -- at the same time to enhance the safety awareness of the entire operator, safe use of the safety curtain to prevent accidents!