PSU Series Programming Manual 
58 
GW-INSTEK, PSU150-10,,T0.01.12345678 
Selects the unit with address 5 and 
returns its identity string. 
Selects the unit with address 6 (not 
configured in our example). An error is 
displayed on the master front panel. 
-221, “Settings conflict” 
Query the system errors. “Settings 
conflict” is returned. 
Returns the active units and master unit 
in the bus. 
33=0b100001 
The units at address 0 and address 5 are 
on-line. 
0 
Master device's address is 0.