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Trapped key interlocks vs light curtains in the food industry
23 Sep 2014

In all industries it is important to balance the demand for safety with the need for fast access to machinery. The latter is vital in the food industry, for several reasons: The need to easily and hygienically clean the production environment. The impact on downtime of repetitively cleaning electronic systems. The requirement to clean all […]
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Catalog - Time Delay and Motion Sensing Units - BEMF [Movement Sensing Interlock]
BEMF

Both the Castell 'BEMF' and the 'MSI' units are designed to control access to machinery that has a run-down time. For example, mixers and blenders.

The 'BEMF' unit uses the measurement of back electromotive force that is generated by the windings of an electric motor. Only when the motor has stopped will the emf drop to zero and allow the release of a Castell key. The unit is suitable for connection to a.c. and d.c. motors including d.c. braking systems.

BEMF
Data Sheet
Technical Sheet
Install Sheet
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