Question
What is a snap action?
Answer
SPST-NC + SPST-NO Contact (Snap Action) Example
The SPST-NC + SPST-NO contact snap action switches have the direct opening mechanism (forcibly opened contacts) defined under EN 60497-5-1. The NC contact side is the only side with a direct opening mechanism (forcibly opened contacts).
1. When contact welding occurs.
2. When contacts are being pulled apart.
Safety cam directly pushes up the movable contact blade.
3. When contacts are completely pulled apart.
For Safety Light Curtain Robust & Basic New Lineup. Understanding the Indicators at a Glance.
Compact (104.5 mm), lightweight (1.3 kg) and easy-to-install Safety Laser Scanner
Supports ISO 13849-1 (PLe/Safety Category 4). Can be used on higher risk level applications by connecting to Safety Controllers.