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User Manual
PT-C-HDCEC
Relay Port Definition
When the controller is powered on, the Relay 1 port will perform the actions below:
1) The NO connection closes, and NC connection opens.
2) When the delay time is up, the NO connection opens, and NC connection closes.
When the controller is turned off, the Relay 2 port will perform the actions below:
1) The NO connection closes, and NC connection opens.
2) When the delay time is up, the NO connection opens, and NC connection closes.
NO C NC
NO C NC
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