24
1
2
3
4
5
6
7
8
TRI-R
To earth ground
Note:
Set TRI-B6R and TRI-R for
normally open trouble
causing operation.
3.6K, 1/4W EOL
P/N 140-820185, or
470 ohm, 1/4W EOL
P/N 140-820164,
as applicable
TRI-B6R
1
2
3
4
5
6
7
8
To earth ground
ALD
Loop
+
+
ALD
Loop
_
_
P/N 140-820405
24K EOL
Supervised
Notification
Circuits
3.6K 1/4W EOL
P/N 140-820185
Class B
-
+
+
- +
- +
-
+
-
6
7
8
9
12
10
11
15
13
16
2
1
3
Input 1
5
4
Input 2
PAD
-
3
AUX
18
NAC
Trouble
Relay
NAC
14
NAC
NAC
17
19
AC Fail
20 21
Figure 3-8. Connection to TRI-B6R and TRI-R