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1) Protocol Rule
Protocol
SW1-1
SW1-2
SW1-3
Auto Match/PELCO-D
OFF
OFF
OFF
TA OFF
OFF
ON
PELCO-P ON OFF OFF
Save ……
……
……
2) Baud Rate Rules
Baud Rate
SW1-4
SW1-5
Auto Match/1200BPS
OFF
OFF
2400BPS ON
OFF
4800BPS OFF
ON
9600BPS ON
ON
3) 120
Ω
ohmic resistance Configuration
SW1 is the 120
Ω
ohmic resistance of RS485. Please configure it as the
《
Appendix 2 RS485 BUS
Connection
》
.
4) Communicated Address Configuration
SW2 configure the Speed Dome address. The speed dome address is binary system, No.8 is MSB,
No.2 is the LSB. PELCO-D/TA please refer as Appendix 5 <Table of Address Code> .
2.5 Alarm Wire Diagram
Speed Dome support 4 channel alarm output and 2 channel input; Following is the diagram.
Port Name
Description
COM1
Alarm Output Channel , 1 Common Port
NO1
Alarm NO Output Channel 1
COM2
Alarm Output Channel 2 Common Port
NO2
Alarm NO Output Channel 2
GND
Alarm Output GND
IN 4
Alarm Input Channel 4
IN 3
Alarm Input Channel 3
IN 2
Alarm Input Channel 2
IN 1
Alarm Input Channel 1
GND
Alarm Input GND