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What does the term interlock mean when referring to pushbuttons?

When two push buttons are interlocked, only one button can be pushed at a time. We have interlock mechanism available on the Class 9001 pushbuttons. The interlock mechanism is not available on the XB4/XB5 units.

Released for: Schneider Electric Canada
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Range:
Harmony XB4
Harmony 9001K
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Range:
Harmony XB4
Harmony 9001K

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