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8-7-2019
Dual Nano Switch user guide : Aeotec Group
https://aeotec.freshdesk.com/support/solutions/articles/6000178928-dual-nano-switch-user-guide-zw132-and-zw140-
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Note:
The “IN” terminal should be connected to the “-” of 24VDC input.
Warning:
Dual Nano Switch ZW132 is not compatible with this configuration, you must use Dual Nano Switch ZW140 without energy reading.
Wiring diagram of 24VDC power input.
Since the Dual Nano Switch also supports the 24VDC power input, so you can use it to control the loads that powered by 24VDC.