EnerSys Alpha FXM HP 1100, Technical Manual

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0170022-J0 Rev A Page 83
9.3.7 Configure the Elevated Absorption Charging System
To configure the Elevated Absorption Charging system:
1. Go to
System > FXM System > System Functions > Charging
.
2. From the Automatic Elevated Absorption Charging Configuration table, enable Elevated
Absorption Charging .
3. Set the
Elevated Absorption Arming Threshold
to a voltage that indicates a deep enough
discharge to warrant absorption charging at a higher voltage.
4. Set the Elevated Absorption Voltage to a value recommended by the battery manufacturer.
5. Set the
Elevated Absorption Termination Threshold
in amps.
6. Set the Elevated Absorption Timeout in hours.
7. From the
Elevated Absorption Charging Status
table, click on the
Start Manual Elevated
Absorption Charging
to manually launch Elevated Absorption Charging.
9.3.8 Configure the Temperature Compensation System Function
The
Temperature Compensation
function uses the battery temperature to adjust battery voltage.
The default value for temperature compensation is -2.5 mV/°C/Cell(-1.5 mV/°F/Cell).
To configure the Temperature Compensation:
1. Go to System > FXM System > System Functions > Temperature Compensation .
2. Enable/disable Temp Comp in Float and Temp Comp in Absorption .
3. Set the Slope based on the battery manufacturer’s information.
4. Set the Upper Temperature Breakpoint Voltage to a value below the float voltage.
5. Set the Lower Temperature Breakpoint Voltage to a value above the float voltage.
6. Adjust the values and enable/disable the Temp Comp Sensor Fail and Temp Comp Voltage
Warning alarms.
9.3.9 Running Battery Tests
The Battery Test function allows the unit to test the charge and health of the battery.