TYPE 4208 “P”
DIODE MATRIX PANEL
“P” panel operation is determined by applica-
inside the fire alarm control panel.
i
I
tion.
The “P” panel provides EOL diodes for the “N”
and “Z” panels when their circuits are terminated
F
1B
2B
3B
1A 2A
3A
04
i
0
4A
L
It is also used in applications where circuit isola-,
tion is desirable such as in annunciator lamp cir-
cuits or for selective relay functions.
6B
0
D6
1
0
5A
6A
Figure 18
7B
0
D7
t
0
7A
8B
0
D8
f,
0
8A
35