Alpha Technologies Continuity: 1000_2000_3000 - Manual (Page 29)

27 0170009-J0 Rev B
Press the UP button to execute the following special functions:
• Buzzer ON (screen P1) or buzzer OFF (screen P2)
• Alarm silence for UPS warning
• Self-test ON (screen Q1) or Self-test OFF (screen Q2)
The UPS executes a battery test for 10 seconds. If the battery test is successful, the LCD displays screen
W; otherwise screen D appears with an error message.
5.2.5 Changing the UPS Default Settings
1. Make sure the UPS is not switched on, that is, not in Line mode or Backup mode.
2. Simultaneously press and hold the ON button and the DOWN button for ~3 seconds. The buzzer
sounds twice and the LCD display screen updates to screen P1.
The UPS is now in setup mode. Except for the buzzer (screens P1 and P2) and self-test (screens Q1 and
Q2) settings, all default settings can be changed by pressing the UP button.
3. Screens R1 and R2 show the bypass input limits; Acceptable values are 180VAC~ 260VAC for
a 230VAC system, 90VAC~130VAC for 120VAC system or 194VAC~260VAC for 230VAC system,
97VAC~130VAC for 120VAC system.
4. Screen S shows the bypass frequency window of the inverter output, the acceptable setting values
are +/-3Hz and +/-1Hz.
5. Screen T shows the acceptable Inverter Output Voltage: 200V, 208V, 220V, 230V, 240V for 230VAC
system, or 100V, 110V, 115V, 120V and 127V for .
6. Screens U1, U2 and U3 show the operation modes of the UPS: Online, fixed 50Hz output or fixed
60Hz output.
7. Screen V shows the inverter output settings, which can be set to 0%, +1%, -1%, +2%, -2%, +3%, or
-3%.
8. When all the setting have been entered, Screen X appears. Press the ENTER button to save the
W
X
changes. These changes do not take effect until the UPS is restarted.
9. Switch off the UPS and the utility input breaker.
10. Restart for the changes to take effect.