PSU Series User Manual 
76 
Only operate the power supplies in parallel if the 
units are configured correctly.   
1.  Turn on the master and slave units. The slave 
unit(s) will show a blank display. 
VOLTAGE CURRENT
VSR LAN RMT ERR DLY ALM ISR M 1 M 2 M 3 RUN
C V C C
V A
VOLTAGE CURRENT
VSR LAN RMT ERR DLY ALM ISR M 1 M 2 M 3 RUN
C V C C
V A
2.  Operation of all units is controlled 
via the master unit. Operation of 
the master unit is the same as for a 
single unit. See the Basic Operation 
chapter.  
3.   Press the Output key to 
begin. The output LED will 
become lit. 
Only operate the power supplies in parallel if using 
units of the same model number. 
The panel controls are disabled on slave units, 
including the output key. On slave units, only the 
Function key can be used to view the current settings.