Bosch D7212GV2 - Page 30

D7212GV2 | Operation and Installation Guide | 8.0 On-Board Points
30 Bosch Security Systems, Inc. | 5/05 | F01U003805B
Figure 10: Wiring for Installation Using the Ademco AB-12 Bell/Housing
1
2
3
4
5
6
EARTH GROUND
COMMON
BATTERY NEGATIVE ONLY
Maximum Charging
Current 1.4 Amps.
BATTERY POSITIVE ONLY
RELAY A
RELAY B
RELAY C
+ AUX POWER
1
2
3
4
5
6
7
8
9
10
CLASS 2 TRANSFORMER
16.5 VAC 40 VA 60 Hz
Model D1640
Internally Fused - Do Not short
Requires Unswitched Outlet
Do Not Share With Other Equipment
PROGRAMMABLE
ALARM OUTPUTS
Term inals
Requires Optional
Model D136 Relay
In ALT ALARM
& SW AUX
&
78
GROUND FAULT DETECT
Enabled
Disabled
VOLTAGE RANGES
Open 3.7 - 5.0 VDC
Normal 2.0 - 3.0 VDC
Short 0.0 - 1.3 VDC
1211 13
Point 1 Point 2
1514 16
Point 3 Point 4
1817 19
Point 5 Point 6
2120 22
Point 7 Point 8
D7212GV2
TELCO
RING
TIP
PHONE LINE
SEIZED
PHONE
LED
RED
ON when
communicating
OFF when idle
PHONE LINE SEIZED
TIP
RING
TELCO CORD
MODEL D161
1
2
3
4
5
1 - Bell
2 - Inner bell box lining
3 - Outer bell box
4 - Bell tampers
5 - 220 k
Ω 0.5 W EOL resistor (provided with the
Ademco AB-12 Bell/Housing)