User's Manual UPS control system
Table Of Contents
- Apcupsd User's Manual
- Release Notes
- How To Use This Manual
- Basic User's Guide
- Planning Your Installation
- Building and Installing apcupsd
- After Installation
- Configuration Examples
- Testing Apcupsd
- Troubleshooting Your Installation
- Monitoring and Tuning your UPS
- Maintaining Your UPS
- Frequently-Asked Questions
- Apcupsd Bugs
- Advanced topics
- Customizing Event Handling
- Master/Slave Configurations
- Controlling Multiple UPSes on one Machine
- Support for SNMP UPSes
- Alternate Ways To Run The Network Information Server
- apcupsd System Logging
- Installation: Windows
- Windows Version of apcupsd
- Installation: Serial-Line UPSes
- Overview of Serial-Interface UPSes
- Connecting a Serial-Line UPS to a USB Port
- Connecting a APC USB UPS to either a PC USB or Serial Port
- Cables
- Smart-Custom Cable for SmartUPSes
- Smart Signalling Cable for BackUPS CS Models
- Voltage-Signalling Cable for "dumb" UPSes
- Other APC Cables that apcupsd Supports
- Voltage Signalling Features Supported by Apcupsd for Various Cables
- Voltage Signalling
- Back-UPS Office 500 signals
- Analyses of APC Cables
- Win32 Implementation Restrictions for Simple UPSes
- Internal Apcupsd Actions for Simple Cables
- RS232 Wiring and Signal Conventions
- Pin Assignment for the Serial Port (RS-232C), 25-pin and 9-pin, Female End
- Ioctl to RS232 Correspondence
- Testing Serial-Line UPSes
- Troubleshooting Serial Line communications
- Recalibrating the UPS Runtime
- DATA Logging
- Technical Reference
- Configuration Directive Reference
- apcupsd Status Logging
- Shutown Sequence and its Discontents
- APC smart protocol
- Apcupsd --- RPM Packaging FAQ
- Credits
- Kernel Config
MAXLINEV is the maximum line voltage since the last STATUS as
returned by the UPS.
MINLINEV is the minimum line voltage since the last STATUS as re-
turned by the UPS.
OUTPUTV is the voltage the UPS is supplying to your equipment.
SENSE is the sensitivity level of the UPS to line voltage fluctuations.
DWAKE is the amount of time the UPS will wait after a power off con-
dition when the power is restored.
DSHUTD is the grace delay that the UPS gives after receiving a power
down command from apcupsd before it powers off your equipment.
DLOWBATT is the remaining runtime below which the UPS sends the
low battery signal. At this point apcupsd will force an immediate
emergency shutdown.
LOTRANS is the line voltage below which the UPS will switch to bat-
teries.
HITRANS is the line voltage above which the UPS will switch to batter-
ies.
RETPCT is the percentage charge that the batteries must have after a
power off condition before the UPS will restore power to your equip-
ment.
STATFLAG is a status flag indicating the UPS status. See STATUS.
ITEMP is the internal UPS temperature as supplied by the UPS.
ALARMDEL is the delay period for the UPS alarm.
BATTV is the battery voltage as supplied by the UPS.
LINEFREQ is the line frequency in Hertz as given by the UPS.
LASTXFER is the reason for the last transfer to batteries.
NUMXFERS the number of transfers to batteries since apcupsd startup.
XONBATT time and date of last transfer to batteries, or N/A.
TONBATT time in seconds currently on batteries, or 0.
CUMONBATT total (cumulative) time on batteries in seconds since
apcupsd startup.
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