APC AP9608, AP9208 manual Sensitivity of the UPS to power line fluctuation. Set this

UPS CHARACTERISTICS (Smart-UPS and Matrix UPS, Cont.)

Setting	Description
	Sensitivity of the UPS to power line fluctuation. Set this
	value according to the type and magnitude of expected
	fluctuation and the susceptibility of the load. Values range
Sensitivity	from high to low sensitivity. Use lower sensitivity settings
	when running from a less stable power source, e.g., an
	inexpensive fuel-powered gen erator, when you have deter-
	mined that the connected devices can handle the instability.
	Time interval between issuance of a UPS turn off command
Shutdown	and actual shutdown of the load. Since the UPS notifies the
Delay	computer of the impending shutdown, Shutdown Delay
	allows for graceful turn off.
	Time interv al after which the UPS turns on after restoration
Return Delay	of utility power. Use return delay to prevent branch circuit
	overloads.
UPS Self Test	Time intervals between UPS battery self-tests.
Audible Alarm	Function of the UPS audible alarm.
Low Battery	Time interval between low-battery warning and shutdown of
Duration	the UPS. Select from values between 2 and 10 minutes.
	Battery capacity desired for UPS restart after a power
Return	outage. Select from values between 0% and 90%. At 0%,
Battery	the UPS will restart as soon as utility line power returns to
Capacity	normal. With other settings, the UPS will charge the
	batteries to the specified level prior to restart.
Reset UPS to	Returns the UPS to its default state. Type YES (all
Default	uppercase) and press ENT ER when prompted to confirm
Settings	resetting. Any other entry stops resetting.

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