Vibrocont VFS40, VFS41 Durable vibration switch for solid materials, also for dust explosive hazardous areas Advantages - No adjustment necessary - Insensitive against build-up creation - No mechanically moved parts for long life time - Vibration fork in corrosion-resistant steel 1.4435 / AISI 316Ti - Housing in plastic housing with transparent cover or aluminum - Insensitive against external vibration and noises of flow - Also in ignition enclosure ATEX II 1/3 D, FM or CSA certification