EverFocus EDSR400M Instrukcja Obsługi Pobierz pdf (Strona 36)

Alarm in

There are four alarm inputs. Please connect the alarm input in the same sequence as the

cameras input BNC.

When any alarm signal comes in, the Digital Video Recorder will do the following:

1. Display Alarm Message

2. Turn on the buzzer if the buzzer setting is on.

The ALARM in can be selected as normally open input or normally closed input:

Normally Open : If the alarm input is selected as Normally Open input, then the

(N.O.) input is opened normally, and shorted to the ground means an alarm happens.

Normally Close : If the alarm input is selected as Normally Close input, then the

(N.C.) input is shored to the ground normally, and opened input means an alarm

happens.

(b) Alarm in and alarm reset

There are 4 alarm sensors in for 4 channels and 1 alarm reset in, all these

5 alarm inputs can be set to Normally Open or Normally Closed by user.

SENSOR 1

SENSOR 2

SENSOR 3

SENSOR 4

8 2 1

ALARM RESET

ALARM

CIRCUIT

1 2 ... 31 32 33 34 35 36 37 38 39 40 41 ... 71 72

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EverFocus EDSR400M Instrukcja Obsługi Strona 36