Osbourn is range of mechanical devices that provide the ability to block existing interlocks or light curtains when personnel enter the safeguarded space, adding an additional level of protection and prevent unexpected start-up.

Prevent Unexpected Start-up
With personnel keys and padlockable points protect operators during whole body access where proactive inhibit functions are not already presents.

Easy to Integrate (Retrofittable)
Simple integration to existing interlocked guards and light curtains without having to replace, wire or reprogram existing systems.

Wide Compatibility
Suitable for a wide range of interlocks on sliding or hinged guards, as well as light curtains from various brands.

Simple Installation
Integrated mounting plates make installation simple and efficient, with just two fixings needed.

A Cost-Saving Solution
Fully mechanical devices that do not require any power, wiring, or programming, with considerable monetary savings compared to machine upgrades.

Suitable for Harsh Environments
With a robust stainless steel construction, Osbourn devices are designed for long-term durability, even in harsh environments.

The Photo-electric Blocking Device (PBL) comes in multiple varieties to support installation on different branded light curtains.

The IBL is designed to add in interlock blocking function to hinged and Sliding guards which already have interlocks mounted.