!
When using more than one power supply to supply multiple wiring runs of
Protégé® EliteSuite® Eclipse LED Keypad connect the +12V terminals of only
ONE power supply unit to the N+ and N- terminals of the controller. Each power
supply unit should have the common (0V or -) connected together to ensure a
common 0V.
4.2 Communication Connection
Support for up to 250 keypads per condominium controller is provided. Connection to the system
controller uses the network communication RS-485 interface. The Protégé® EliteSuite® Eclipse LED
Keypad also requires power to be supplied to the N+ and N- terminals.
KE
YP
AD #1
KE
YP
AD #2
KE
YP
AD #250
+12V
0V
NA
NB
+12V
0V
NA
NB
+12V
0V
NA
NB
N+
N-
NA
NB
+
-
Ex12V power supply. If more than one
power supply is used ensure that the 0V (-) is
connected to all other power supply devices powering
modules on the same system controller.
System Controller network communica�on
terminals and module network.
RED
BLACK
BLUE
WHITE
RED
BLACK
BLUE
WHITE
RED
BLACK
BLUE
WHITE
Figure 3 - Communication Connection
6