EQUIPMENT:
FIRE
CLASS
PRECEPT EN
PUBLICATION:
FIRECLASS PREC EN INST
ISSUE No. & DATE:
3 13/09/18
PAGE 9 of 30
7.
Circuit Connection Details
7.1 2-16 Zone Motherboard Termination Details
Figure 8
– C1627 Field Termination
Zone O/Ps
Precept
2
4
8
16/32
1
2
3
4
Zone Circuits
5
6
7
8
1
2
3
4
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
Precept
2
4
8
16/32
Zone Circuits
13
14
15
16
9
10
11
12
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
Grey fill indicates I/O available on selected panel
Alarm Circuits
1
2
3
4
+
-
+
-
+
-
+
-
Aux
DC
2
4
V
0
V
S
IL
Inputs
Outputs
Repeater
E
V
A
C
R
S
T
D
IS
E
V
A
C
A
B
G
N
D
R
e
s
e
t
N
/C
Inputs:
SIL = Silence alarms
EVAC = Evacuate
RST = Reset
Outputs:
DIS = Disablement active
EVAC = Evacuation active
BUZ Active = Buzzer active
C
la
s
s
c
h
a
n
g
e
B
u
z
A
c
ti
v
e
Lower
terminal tier
Upper
terminal tier
Fault
Routing
2
4
V
0
V
O
/+
P
C
/-
N
/O
P
Aux
DC
O/- = Normally Open or -ve
O/+ = Normally Open or +ve
P = Pole
C/+ = Normally Closed or +ve
C/- = Normally Closed or -ve
Fire
Routing
C
/+
P
O
/-
Fire
Protection
C
/+
P
O
/-
Reset
Grey fill indicates I/O available on selected panel
7.2 16 Zone Expansion Board Termination Details
Figure 9
– C1632 16 Zone Expansion Board Field Termination
Zone Circuits
21
22
23
24
17
18
19
20
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
Zone Circuits
29
30
31
32
25
26
27
28
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
Lower terminal tier
Upper terminal tier
