Lumens VC-A50S - Chapter 4.3.2 Controlling VCs with the computer; 4.3.2.1 Computer connection (RS-232); 4.3.2.2 Computer connection (RS-422)

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4.3.2 Controlling VCs with the computer
4.3.2.1 Connecting to one computer for connection between VCs
(RS-232 in/out)
<Remark> With RS-232 in/out, at most 7 VCs can be
connected.
4.3.2.2 Connecting to one computer for connection between VCs
(RS-422)
<Remark> Please refer to 7.2 RS-422 connection for the
RS-422 connection instructions.
<Remark> With RS-422, at most 7 VCs can be connected.