Bosch D7412G - Ground Start and Phone Monitor Jumper Settings; D928 Dual Phone Line Switcher Module

D9412G/D7412G/D7212G Installation & Troubleshooting Quick Reference Guide
D9412G/D7412G / D7212G
Page 29© 2004 Bosch Security Systems, Inc. 43700F
System Wiring Diagrams, Issue A
4.7 D7212G Control Panel, 1 of 3
P
S
D1640
16.5 V, 40 VA
60 Hz
Transformer
D8004 Transformer
Enclosure as
required by AHJ
D122 Dual
Battery Harness
OR
P
P
S
S
+
AUX PWR
ALARM TRIG
COM
SUPV IN
ALARM CKT
D192A/C/G
Listed
Audible
Signaling
Devices
rated at 10.2
to 13.8 VDC
(Do not use
vibrating
type horns)
EOL Device 15-03130-001
-
P S
RJ31X
Primary
Phone Line
Optional
C900
To
RJ31X
Jack
D8132
Battery
Charger
D126
Battery
12 V, 7 Ah
or
D1218
12 V, 17.2 Ah
or 18.0 Ah
D126
Battery
12 V, 7 Ah
or
D1218
12 V, 17.2 Ah
or 18.0 Ah
See D113 for
BATT SUPV
To Earth Ground
P
= Power Limited
S
= Supervised
D126
or
D1218
D126
or
D1218
-
-
+
+
As
Required
Optional
If required by local AHJ,
connect D113 Battery Lead
Supervision Module.
D113
BAT 2+
BAT 1+
BAT 2-
BAT 1-
SUPV
CHGR+
CHGR-
VAUX +
D126
or
D1218
-
+
D126
or
D1218
-
+
To Point Input
To Battery Negative
To Battery Positive
To AUX+
P
PROG
CON N
All external connections except terminal 5
(Battery Positive) are inherently power limited.
EARTH GROUND
COMMON
BATTERY NEGATIVE ONLY
Maximum Charging
Current 1.4 Amps.
BATTERY POSITIVE ONLY
RELAY A
RELAY B
RELAY C
+ AUX POWER
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
Terminals
Requires Optional
Model D136 Relay
In ALT ALA RM
& SW AUX
&
78
GROUND FAULT DETECT
Enabled
Disabled
PHONE
LED
RED
ON WHEN
COMMUN ICATING
OFF WHEN IDLE
GRN
PROG
CONN
LOOP START
GND START
GRO UND START
Point 8
GND FAULT
Detect
E
N
A
B
L
E
D
I
S
A
B
L
E
1211 13
Point 1
Point 2
1514 16
Point 3
Point 4
GROUND START
Requires Relay
Model D1 36 in
Ground
Start Socket
D7212G
Figure 8: D7212G System Wiring Diagram, 1 of 3