Alpha Technologies FXM350_Micro350 UPS User Manual
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017-241-B0 Rev B
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7.5.2.4 Main Menu Screen — Fault and Alarm Displays
Faults and alarms display on the main menu screen. See Chapter 9, Troubleshooting.
Table G — Faults (see Figure 67)
Short_Circuit The load has a short.
Vout_Hi The output voltage is above specifications.
Batt_Hi The batteries cannot be charged.
Batt_Lo The batteries are almost discharged.
Vout_Lo The output voltage is below specifications.
Overload The Alpha FXM is overloaded. Remove excess loads.
Backfeed A relay inside the Alpha FXM has failed and it cannot be replaced in the field. Contact
Alpha Technologies customer service department.
Bad_Battery The battery voltage has dropped below a specified level. Inverter shuts down.
Temp_Hi The Alpha FXM is operating above temperature range.
Table H — Alarms (see Figure 67)
AC_Brkr_Open The AC breaker is opened.
Batt_Brkr_Open The battery breaker is opened.
Batt_Low The battery voltage is low.
Fan_Fail The Alpha FXM internal fan has failed.
Keep_Alive The Alpha FXM keep alive feature failed to restore communication.
Line_Freq The line frequency is outside of the Alpha FXM input specifications.
No_Temp_Probe The battery temperature sensor has become disconnected or has failed.
Overload The Alpha FXM is overloaded. Switch off excess loads.
Self_test The Alpha FXM is performing self test.
Temp_Hi The ambient battery temperature is too high.
Temp_Lo The ambient battery temperature is too low.
User_Input The user input contact "User Input: S2" is shorted.
Weak_Battery The battery has failed the background scan in Line mode.
Wrong_Software The Alpha UPS Monitor is invalid (either version or part number).