Digital Security Controls Ltd. 01NB9010 Manuale Utente
C h a p t e r 1 : Q u i c k S e t U p
8
Use the following NT9010 terminals to make your zone
connections:
connections:
There are two different ways in which zones may be wired,
depending on which programming options have been
selected. The system can be programmed to supervise nor-
mally closed, or Single End of Line loops. Please refer to the
following sections to study each type of individually super-
vised zone wiring.
depending on which programming options have been
selected. The system can be programmed to supervise nor-
mally closed, or Single End of Line loops. Please refer to the
following sections to study each type of individually super-
vised zone wiring.
Normally Closed (NC) Loops
To enable normally closed loops, programming section [013], option [1] must be
ON.
To enable normally closed loops, programming section [013], option [1] must be
ON.
NOTE:
This option should only be selected if Normally Closed (NC)
devices/contacts are being used.
Normally Closed Loops . . . . . . . . . . . . . . . . . . . . . . . . . . Section [013], Option [1]
Single End Of Line (EOL) Resistors
To enable system detection of single end of line resistors, programming section
[013], option [1] must be OFF.
To enable system detection of single end of line resistors, programming section
[013], option [1] must be OFF.
NOTE:
This option should be selected if either Normally Closed (NC) or
Normally Open (NO) detection devices or contacts are being used.
End of Line Resistors . . . . . . . . . . . . . . . . . . . . . . . . . . . . Section [013], Option [1]