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System Overview
Cross-Protocol Mix Control
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 simultanneously, 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 is capable of simultaneously controlling up to 255 cameras, between mixed protocols (RS422, RS232, and
IP)
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