It more or less provides an extra cushion to prevent restart, as a coat; harness/lanyard; or anything else can’t inadvertently release it if it gets caught. The button may get detached but won’t allow the system to run. It also just requires a tad more thought and intention to release it.
And the better designed e-stop buttons require the button a 1/4 to 1/2 turn CCW to release
Is there a reason the twist-to-release is better than pull-to-release?
It more or less provides an extra cushion to prevent restart, as a coat; harness/lanyard; or anything else can’t inadvertently release it if it gets caught. The button may get detached but won’t allow the system to run. It also just requires a tad more thought and intention to release it.
There are also ones that need a key to release.