Controls and Indicators
Product Description
MS-5UD and MS-10UD Series Manual —
P/N 52626:B1 6/30/2009
15
Remote Sync Output - TB2
Remote power supply synchronization output, only required for the MS-5UD-3(E), MS-10UD-
3(E) [refer to "Remote Synchronization Output" on page 30]
24 VDC nominal special application power
Maximum current is 40 mA
End-of-Line Resistor: 4.7K
Ω
Supervised and power-limited circuit
Auxiliary Trouble Input - J6
The Auxiliary Trouble Input is an open collector circuit which can be used to monitor an
external device for trouble conditions. It can be connected to the trouble bus of a peripheral,
such as a power supply, which is compatible with open collector circuits.
All connections must be in conduit, less than 20 ft. (610 cm) in length in the same room.
1.3 Controls and Indicators
LCD Display
The FACP uses an 80-character
(4 lines X 20 characters) high viewing angle
LCD display. The display includes a long life
LED backlight that remains illuminated. If AC
power is lost and the system is not in alarm, the
LED backlight will turn off to conserve batteries.
Key Panel
Mounted on the main circuit board, the key panel includes a window for the LCD display and LED
indicators as listed above. The key panel, which is visible with the cabinet door closed, has 25
keys, including a 16 key alpha-numeric pad similar to a telephone keypad.
Function keys:
•
Acknowledge/Step
•
Alarm Silence
•
Drill
•
System Reset (lamp test)
Service/program keys:
•
Keys labeled 1 to 9
•
* key
•
# key
•
0 (recall) key
•
1st Event key
•
Clear key
•
Escape key
•
Mode key
•
Four cursor keys (up, down, left and right)
•
Enter key
SYSTEM ALL NORMAL
10:00A 012105
Figure 1.1 Membrane/Display Panel
9050udkypd.cdr
