Eaton RT 1250VA User Manual page 22

Enter the output voltage setting interface Press and hold the
②
function setting key
seconds), then come to setting interface of output voltage OPU, at
this time, the letters "OPU" will light for a long time. The
numerical value below the OPU will flash. Press and hold the
inquiring key
select the numerical value in accordance with "OPU" function. The
provided voltages are 208v, 220v, 230v, 240v you can choose anyone
by yourself (The default is 220v).
Confirm the output voltage setting interface After selecting
③
numerical value, press and hold the function setting key
more than 2 seconds. Now, the OPU setting function is completed and
the numerical value below the "OPU" will light without flash.
Exit from the setting interface. Press and hold function setting
④
key for more than 2 seconds, exit from the setting interface
and return to main interface.
for more than half a second(less than 2
for more than half a second (less than 2 seconds),
20
for