11
HS RS-232
↔
CURRENT LOOP CONVERTER ACTIVE
1.
Open the unit by gently inserting a screwdriver between the DB25
connector and the lip of the plastic case (see the diagram below). You don’t
have to worry about breaking the plastic, but be careful not to bend the D-sub
connector.
Once the unit has been opened, you will be able to see the terminal blocks
located at the rear of the PC board.