
D9412G/D7412G/D7212G Installation & Troubleshooting Quick Reference Guide
D9412G/D7412G / D7212G
Page 31© 2004 Bosch Security Systems, Inc. 43700F
System Wiring Diagrams, Issue A
4.9 D7212G Control Panel, 3 of 3
All external connections except terminal 5
(Battery Positive) are inherently power limited.
D8125
POPEX #1
+
-
Up to 32 D9127U/T
POPITs or up to 32
D8127U/T POPITs.
D8128D OctoPOPITs
(Zx 1: Up to four max.)
D8129 OctoRelays
(Zx 1: Up to three max.)
D9133TTL-E Ethernet
Interface Module
D9131A Parallel Printer
Interface Module
P S
P S
P S
P S
P S
P S
EARTH GROUND
COMMON
BATTERY NEGATIVE ONLY
Maximum Charging
Current 1.4 Am ps.
BATTERY POSITIVE ONLY
RELAY A
RELAY B
RELAY C
+ AUX POWER
CLAS S 2 TRAN SFORMER
16.5 VAC 40 VA 60 Hz
Model D1640
Internally Fused - Do Not short
Requires Unswitched Outlet
Do No t Share With Othe r Equipment
PROGRAMMABLE
ALARM OUTPUTS
Ter minals
Requires Optional
Model D136 Relay
In ALT ALARM
& SW AUX
&
78
GROUND FAULT DETECT
Enabled
Disabled
PHONE
LED
RED
ON WHEN
COMMUNICATING
OFF WHEN IDLE
GRN
PERIPHERAL DEVICE CONNECTIONS
RED POWER +
YELL OW DATA BUS A
GREE N D ATA BUS B
BLAC K COMMO N
ZONEX OUT 1
ZONEX IN 1
N.F.P.A.
Style 3.5
Signa lin g
Line
Circ uits
PROG
CONN
LOOP START
GND START
GROUND START
Point 8
GND FAULT
Detect
E
N
A
B
L
E
D
I
S
A
B
L
E
GROUND START
Require s Relay
Model D136 in
Ground
Start Socket
D7212G
D1260
Alpha V
Command Center
D1257
Remote Fire
Alarm Annunciator
D1256
Fire
Command Center
D1255
Arming Station
Up to 8 Supervised
Figure 10: D7212G System Wiring Diagram, 3 of 3
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