Radionics D2112 Installation Manual page 11

Powered Sensor Loop
suitable for
Two Wire Smoke
Detectors
6.8 K Ω Resistor
2.0
required at End of Line.
For compatible smoke
detectors see
RPN 73-07115-000.
11
USED
11
74-07111-000-D 1/96
Point 1
s
s
15
12 13 14
Point
Point
1
Open
Normal
Short
NOT
15
12 13 14
Point Point
1
Figure 6: Points
D2112/D2112E Installation Manual
D2112
Points 2 to 6
Supervised Points
Open 8.9 - 13.9VDC
Normal 2.5 - 8.5VDC
Short 0.0 - 2.0VDC
1.0 K Ω Resistor
Required at End of Line
16 17 18 19 20
Point Point Point
2 3 4
D2112E
Six Supervised Points
8.9 - 13.9VDC
2.5 - 8.5VDC
0.0 - 2.0VDC
1.0 K Ω Resistor
Required at End of Line
16 17 18 19 20
Point Point Point
2 3 4
Page 11
Points 7 & 8
Unsupervised Points
Open 2.4 - 13.9VDC
Normal (Closed)
0.0 - 1.4VDC
No End of Line Resistor
21 22 23 24
Point Point
5 6 7
NOT
USED
23 24
21 22
Point
5 6
25
Point
8
25
© 1995 Radionics