GE Industrial Solutions Millennium II Controller J85501P-1 - Manual (Page 35)

Basic Installation and User’s Guide for the Millennium II Controller
Issue 3 January 2008 35
Fused Battery Supply
BSL-93, 94 ABS: Alarm Battery Supply
This is an alternate plant voltage source for user alarm systems. This power is fused with
a 1-1/3 ampere ABS fuse.
BSL-95,96 DG: Discharge Ground
Plant ground/return source for user alarm systems.
Fuses
Two Fuses, located on the MCR1 board, provide protection for the controller input power
and Alarm Battery Supply, used to power alarm panels or other devices requiring the
power system voltage at no more than 1.3A.
Figure 4-4: Millennium Controller Fuses
FUSE Description Fuse Size
F1 Controller Input Power 3A
F2 Alarm Battery Supply
(ABS) 1.3A
Front Panel Display
LCD
The primary local interface for the Millennium II is an eight-line LCD assembly mounted
to the front of the primary GPS cabinet door. This user interface is a panel that includes a
backlit LCD module, two sections of status LEDs, system voltage test jacks, and an array
of simple push-button controls. This controller supports multiple LCD display
assemblies. It is backwards compatible to both existing Millennium LCD assemblies L51
and L50
shown in Figure 4-5. It is also compatible with the enhanced L52 LCD display
assembly (see figure 4-6) specifically developed for the Millennium II. This new display