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3.3  Preparatory Procedure for Monitoring
3.3.5  Attaching communication unit and connecting cable
 
When using the RS-422 conversion unit
On "Communication settings" on the utility, make setting so that 5V DC power is 
supplied to the RS-422 conversion unit from the RS-232 interface on the GOT.
For details on the utility, refer to the following manual:
 GT   User's Manual
(b) In the case of the GT11
1 Touch [5V supply].
2 Set [5V power supply] to "YES".
1 Connect the RS-422 cable to the RS-422 
interface on the GOT.