Omni8/16C/Omni8P User Manual
UMC1480R24.pdf
33
© Omniflex 2021
4.5
Intrinsically Safe (Ex ic) Omni16C-Ex Block Diagram
Figure 4-4 – Omni16C-Ex Annunciator Block Diagram showing Terminal Numbers
1
2
3
16
15
P
A
14
13
12
11
10
9
8
7
6
5
4
3
2
1
16
15
B
14
13
12
11
10
9
8
7
6
5
4
3
2
1
18
17
C
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
+24V
0V
EARTH
Power
Supply
Input
1
6
P
O
T
E
N
T
IA
L
F
R
E
E
C
O
N
T
A
C
T
I
N
P
U
T
S
O
N
L
Y
(
S
U
IT
A
B
L
E
F
O
R
E
X
i
c
!)
COM
RES
ACK
SIL
TST
INH
FS
FO
R
L
1
(W
D
)
R
L
2
(H
o
rn
)
R
L
3
(G
A
1
)
R
L
4
(G
A
2
)
P
/B
u
tt
o
n
s
E
x
p
a
n
d
Closed in normal operation
(Resistive load ONLY!)
Closes to sound audible
(Resistive load ONLY!)
Settable Group Alarm output
(Resistive load ONLY!)
Settable Group Alarm output
(Resistive load ONLY!)
Close to inhibit inputs
0V
No Repeat Relay
Outputs Available
IP8
IP7
IP6
IP5
IP4
IP3
IP2
IP1
IP16
IP15
IP14
IP13
IP12
IP11
IP10
IP9
+
-
E
8A
8B
7A
7B
6A
6B
5A
5B
4A
4B
3A
3B
2A
2B
1A
1B
16A
16B
15A
15B
14A
14B
13A
13B
12A
12B
11A
11B
10A
10B
9A
9B
