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Configuration – Impulse 2202 User Manual

Page 7

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Configuration

Sealevel Systems SeaPORT+2/485 Page

4

Configuration

Original configuration


This device ships from Sealevel Systems with the following configuration.
422 mode,
120 ohm termination,
1K ohm pull up on RX+
1K ohm pull down on RX-

In order to change this configuration the box must be opened. Do this by
removing the four screws located on the bottom. When reassembling please note
that the top and bottom are keyed to fit in only one direction.

Electrical Interface Selection

Each of the two ports on the SeaPORT+2/485 can be individually configured as
an RS-422, or RS-485 interface. This is selectable via the DIP switches and DIP
shunts. Each of the switch positions is described on the following page.