Schmersal non-contact safety switch, stainless steel, length 88 mm-series EX-BNS40S-EX-BNS40S-12ZG-C. This Schmersal safety switch is used to monitor your machine's safety door to improve safety. It works with a magnetic drive that stops the unit when it detects that the door is open. The actuator is coded and therefore tamper proof as it cannot be operated with a screwdriver or small magnet. This unit has threaded holes on the back that allow for easy cleaning, making it suitable for environments where hygienic conditions are required. The LED indicator allows you to easily display the status of the device for quick diagnosis. Features and Benefits: ATEX certified for use in potentially explosive environments. Maximum supply current of 10mA for energy efficient use. Wide operating temperature range from -20 to +60°C for use in demanding environments. The stainless steel case is corrosion resistant, ensuring durability and long-lasting performance. Applications: Hospitals - aerospace industry - military sites - food production and packaging. Can I use this safety switch in humid environments? Yes, thanks to the combined IP65 and IP67 rating, this device is completely dustproof and can withstand low pressure water jets and immersion in 1m deep water for up to 30 minutes.