A&D HV-G Series User Manual

HV-G Instruction Manual Page 58

Circuit

Caution

Please confirm that the AC adaptor type is correct for your local voltage
and receptacle type.

Selection switch for the RS-422/ RS-485 interface

Selects either of RS-422 or RS-485 interface using a switch on the board.

Installing OP-04

Step 1

Remove two screws that
attach the RS232C board on
the rear of the display unit.
Remove the RS232C board.

Step 2

Switch the connections.

Step 3

Insert the option board into the
display unit and afix with the
screws