Setting Connection Dipswitches - Ocean Matrix OMX-SW8X8NT Instruction Manual

Up to 8 machines may be cascaded for control via a single port by configuring
one machine as the Master (SELF ADDRESS = 1)
assigned as Slaves or with an ID other than "1".
6.1.2

Setting Connection Dipswitches

When connecting a PC via the RS-232, set dipswitch # 8 to ON. When
connecting a PC via the RS-485, set dipswitch # 8 to OFF.
Dipswitch # 5 enables or disables Reply from the Matrix Switcher to the PC.
In some applications, it may be desirable for some machines not to reply to
instructions received on the RS-232 and RS-485 ports. If so, set the Reply
dipswitch to OFF.
In the case of interconnection between more than two RS-485 receivers-
transmitters (including PC), the termination resistor must be disconnected on
all the devices, except for the first (usually the PC) and last units on the
communication line. Dipswitch # 4 connects or disconnects the termination
resistor.
1 The default is for Master (SELF ADDRESS=1) and this is the recommended setting for a single machine
Connecting the OMX-SW8x8NT
8
1
, while all the others are