Specifications

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19
Relay
Select from NO (Normally Open) or NC (Normally Closed).
If the wrong type is selected, relay will not work.
NO, which is normally open, closes when a signal is received.
NC, which is normally closed, opens when a signal is received.
Relay Output Connection
Relay output signal to external device such as Alarm or Siren.
Connect relay to R1, R2, R3, and/or R4 of the terminal block, located on the rear side with R#_Com Port.
୔ Number of relay varies depending on the model of the DVR.