to optimum sensitivity
Pressing the sensitivity adjustment button for one second sets the sensitivity to the optimum value.
Self diagnosis function
Reports sensor status if the operating LED pattern changes, so that misalignment of the optical axis or dirt on the lens can be corrected before they cause a malfunction.
Multi-use 1beam/2beam amplifier
for reduced size and weight
The smallest 2 beam capable amplifier in the industry allows use in cramped environments.
For safety, the failsafe specification requires that the door should open if the equipment malfunctions