Local Operation
Series 2268 850 Watt DC Power Supplies Reference Manual
58
2268S-901-01 Rev. A / January 2015
HARDWARE MALFUNCTION ALARMS
The power supply will turn off the output. An error message will be displayed in the event
that:
•
OVP trips
•
Voltage deviation in CV mode reaches more than ±5% from the set level.
1
•
Current deviation in CC mode reaches more than ±5% from the set level.
1
__________________________
1. These two forms of hardware malfunction are only monitored in the corresponding APG mode.
CURRENT CONFIGURATION MEMORY SETTINGS
The power supply will save the unit settings at the time of power down. These settings will be
loaded when the power is restored to the unit or the power supply is powered up again. The
table that follows lists the settings that are saved and recalled on a power cycle event.
Voltage Setpoint
Current Setpoint
Voltage Output Protection
Current Output Protection
Over Voltage Protection (OVP)
Under Voltage Protection (UVP)
Over Temperature Protection (OTP)
Autostart OUTPUT ENABLE Main
Autostart OUTPUT ENABLE Aux
Foldback Mode
Foldback Delay
Shutdown Logic
Voltage Analog Programming (VAP) Mode
Voltage Analog Programming (VAP) Level
Current Analog Programming (CAP) Mode
Current Analog Programming (CAP) Level
Remote Programming Interface
Local Lock
PSU (Power Supply) Address
Data Rate (BPS)
Alarm Latches
Front Panel Timeout
Constant Power Mode
Constant Power Level
Loop Protection Enable
Line Drop Mode Settings
Summary of Contents for Keithley 2268 Series
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