Machinery Safety 101

New contact block design for Emergency Stop devices from Siemens

This entry is part 9 of 16 in the series Emer­gency Stop

One issue that fre­quently comes up when inspect­ing machinery is the con­tact blocks used on emer­gency stop devices. Until now, e‑stop devices were nor­mally fit­ted with the same con­tact blocks used on oth­er oper­at­or devices, and in cases where the e‑stop sys­tem is single chan­nel, you could lose the con­tact block off the back of…

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