36
PAD-4
Installation, Operation and Maintenance Manual
Fire Control
Unit
Notification Appliance Circuit #1
Notification Appliance Circuit #2
Input 1
Input 2
PAD-4
Output 1
Output 4
PAD-4
PAD-4
Input 1
Input 1
O
u
t
p
u
t
1
O
u
t
p
u
t
2
O
u
t
p
u
t
3
O
u
t
p
u
t
4
O
u
t
p
u
t
1
O
u
t
p
u
t
2
O
u
t
p
u
t
3
O
u
t
p
u
t
4
O
u
t
p
u
t
2
O
u
t
p
u
t
3
Outputs Active When
Fire Panel’s Notification
Circuit #1 Activates
Outputs Active When
Fire Panel’s Notification
Circuit #2 Activates
24 VDC
24 VDC
24 VDC
1
2
3
S1
ON
1
2
3
S1
ON
1
2
3
S1
ON
NOTE:
Only the appliances connected to the same PAD-4 will operate synchronously when the output circuits
of the PAD-4 are set to synchronization mode. The appliances connected to a different PAD-4 will not
operate synchronously.
Figure 4-6
Each Control Signal Circuit Activates Five Output Circuits