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System Overview
Cross-Protocol Mix Control (PTZ Controller Mode)
Figure 1 - When the junction box is powered, it will provide power to the keyboard via any port that it is connected to --RS232, IP, RS422(A),
RS422(B). No additional power supply is required for the keyboard a powered junction box is being used.
Please Note, regarding Serial Control protocols (RS422/RS485 and RS232):
•
When controlling only RS232 cameras, the keyboard can control a total of 7 RS232 cameras
•
When controlling RS422 and RS232 cameras simultaneously, the keyboard can control a total of 7 RS232 and
RS422 cameras
•
When controlling only RS422 cameras, the keyboard can control up to 14 RS422 cameras (2 daisy chains of 7)
•
When controlling only RS485 cameras, the keyboard can control up to 255 RS485 cameras.
• The keyboard can control up to 255 cameras in one single system, among mixed protocols (RS422,
RS232, and IP)
• In one single system, within a same network, 128 keyboards can be used with IP protocol.
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