We have included it with the package Cylinder, Threaded - M30 to make it easier for you. When the operating temperature is -25°C~70°C, proximity sensors are able to function properly. Pins 3 on this electronic component. The maximum efficiency of proximity sensors can be achieved by setting their supply voltage to 24V. It is recommended that you set the current of this electronic part to 15mA if you wish to maximize efficiency.