Impulse 2104 - Manual (Page 10)

Configuration
Sealevel Systems SeaLINK+485I Page 7
Switch Examples
Please use the following examples to configure your adapter.
Figure 1- RS-422, 4 Wire RS-485 (Default)
Figure 2 - RS-485, 2 Wire with Echo
Figure 3 - RS-485, 2 Wire No Echo
O N
1 2 3 4 5 6 7 8
O FF
R S -42 2
O N
R S -48 5
1 2 3 4 5 6 7 8
O FF
O FF
O N
R S -4 85
1 2 3 4 5 6 7 8
O FF