Bosch AutoDome 600 Series, Installation Manual

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74 en | Cable and Wire Standards AutoDome 600 Series Analog PTZ Camera
F.01U.215.782 | 1.0 | 2011.04 Installation Manual Bosch Security Systems, Inc.
5.4.2 Controlling the AutoDome via the RS232 Protocol
(3-wire, full-duplex, single-ended, 50 ft. cable limit)
RS232 is a common, single-ended communication protocol used for control. Data
transmission via 3-wires (TDX, RXD, common) is from one transmitter to one receiver at
relatively slow baud rates (up to 57.6 Kbaud) and short distances up to 50 ft.
Figure 5.4 Connections for RS232 Operation
NOTICE!
After making the wire connections for RS232 operation, reposition the slide switch located on
the CPU Module to the camera head inward and away from the LEDs.
Wire Type 3-wire (TXD, RXD, common)
Distance 15 m (50 ft)
Maximum Baud Rate 57.6 Kb
Voltage ± 15 V
Termination 100 Ω
Slide Switch Away from LEDs (factory default)
1 C- (Biphase) 7 AutoDome Data In/Out
2 C+ (Biphase) 8 P105/P106 Connector
3 Earth Ground 9 Head End RS232
4 RxD 10 TxD
5 TxD 11 RxD
6 Signal Ground 12 Ground