72
Figure 26 Main Power Supply Wiring and Connections
7.7.2 Supervision (Class B) of Auxiliary Supplies
Aux 2 Resettable Auxiliary Power (supervised, regulated)
The AUX 2 resettable auxiliary power supply is supervised for shorts.
A short will:
• Disconnect the power until the “RESET” button is pressed.
• Generate a trouble signal
The circuit must be supervised for opens utilizing the End of Line Relay Model EOLR-1(A).
This supply is rated at 24VDC regulated/300mA max/1V voltage drop maximum.
Aux 1 Auxiliary Supply (supervised, regulated)
Aux 1 resettable auxiliary power is used to power the remote annunciators and smart relay
modules.
P3
P2
P2
P4
P5 P6
BATTERY
+
-
BATTERY
+
-
BLACK
RED
BLACK
MD-1011 Power
Supply Board
FX-401 Main Board
240VAC 50Hz
120VAC 60Hz
N
Ground
Ribbon Cable
Power Connector
White/Blue Stripe
Brown
Black
Green
Black
Red
Blue
Red
BRIDGE
+
–