COBHAM SAILOR Fleet One Installationshandbuch PDF herunterladen (Seite 37)

Chapter 2: Installation

98-141368-A 29

I/O pin functions

Output pins 1,2 and 3:

Pin 1: Ringer output.

Pin 1 acts as a built-in switch in the terminal. You can configure Pin 1 to be Normally closed or

Normally open, using the web interface.

• Normally closed (default):

The internal switch at pin 1 is normally closed (pin 1 is connected to ground). When the

terminal is notified of an incoming call from the satellite interface, the switch opens (no

connection to ground). When the call is answered, or the caller gives up and releases the

call, the switch is closed again.

•Normally Open:

The internal switch at pin 1 is normally open (no connection to ground). When the

terminal is notified of an incoming call from the satellite interface, the switch is closed (pin

1 is connected to ground). When the call is answered, or the caller gives up and releases

the call, the switch is opened again.

Pin 2: Warning/Error output.

Pin 2 acts as a built-in switch in the terminal. Pin 2 can be used to provide an external signal

that indicates active warning/error condition(s). You can configure pin 2 to be Normally closed

or Normally open.

• Normally Closed (default):

The internal switch at pin 2 is normally closed (pin 2 is connected to ground). When an

alarm occurs, the switch opens (no connection to ground). The switch is closed again when

all warnings/errors are cleared.

•Normally Open:

The internal switch at pin 2 is normally open (no connection to ground). When an alarm

occurs, the switch is closed (connected to ground). The switch is opened again when all

warnings/errors are cleared.

Terminal setting:

Normally closed

Passive Activated

Terminal setting:

Normally open

Passive Activated

Terminal

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COBHAM SAILOR Fleet One Installationshandbuch Seite 37