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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