Electromechanical Limit Switches in Mobile Equipment

Back in the 1990’s, construction equipment manufacturers were filled with talk about completely eliminating switches with contacts by the year 2000.  Concerns over environmental sealing, failures due to contact contamination or degradation over time due to arcing in high-endurance applications drove this optimistic school of thought. [caption id="attachment_2958" align="alignright" width="300"]Unsealed Appliance Grade Limit Switch Unsealed, appliance grade limit switch...[/caption] And indeed, switch Innovations in the last decade have been plentiful. They include

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