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Bosch Conettix D6672 Installation Instructions Manual page 3

Com1 expansion kit

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.
2.1
Wiring
When connecting the D6672 to the D6682
Ethernet Network Adapter, use the cable
supplied with the D6682.
For UL installations:
The D6682 and the D6600 must be
-
installed on the same mounting rack.
The cable running between the
-
D6680/D6682 and the D6672 must be
in metal conduit and no longer than 20 ft
(6 m) if the COM1 is used in a network
system.
2.1.1
COM1 DB9 Connector
The COM1 Port uses a standard DB9 male connector.
Refer to Figure 3.
Figure 3:
DB9 Male Connector
1
2
6
1 - DCD
2 - RX
3 - TX
4 - DTR
5 - SIG END
When connecting data terminal equipment together
(for example COM1 port to PC serial port), a null
modem cable is required. Refer to Figure 4 on page 3
for one possible configuration for a null modem cable.
Figure 4:
COM1 Port to PC Serial Port
DTE
DB-9 Pin
1
2
3
4
5
6
7
8
9
Bosch Security Systems, Inc. | 1/09 | 4998122715-02
3
4
5
7
8
9
6 - DSR
7 - RTS
8 - CTS
9 - RI
DTE
DB-9 Pin
1
2
3
4
5
6
7
8
9
D6672 | Installation Instructions | 2.0 Installation
When connecting data terminal equipment to data
communication equipment (Figure 5), a modem cable
(for example, straight-through cable) is required.
Figure 5:
COM1 Port to the D6680 (Channel 1)
DTE
1
2
3
4
5
6
7
8
9
2.1.2
COM1 to CPU Card Cable
The pinouts for the 4-pin cable that connects the
COM1 Expansion Kit with the CPU Card are shown
in Figure 6.
Figure 6:
Pinouts for COM1 to CPU
COM 1
1
Black
GND
2
Yellow
NA
3
Green
Tx
4
Red
Rx
DCE
8
3
2
20
7
6
4
5
22
CPU Card
GND
NA
Tx
Rx
3

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