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b) To configure the relay: go to System tree >> Power 12V 0.25A >> Choose relay
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c) By default Power-1 and Power-2. Rename it, set the initial state, and set Pulse duration time in seconds to a specific time period.
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Connecting 12V devices to 12V outputs
Hardware configuration of 12V devices: Connecting 12V devices to 12V outputs
12V DC Vutlan devices
VT11 / Relay outputchildren