TDK-Lambda GENESYS 750W - Conditional Registers (Continued)

88
83507013 Rev G
7.11.3 Conditional Registers (continued)
Table 7-8: Fault Condition Register (FLT?)
BIT
Fault name
Fault symbol
Bit Set condition
Bit Reset condition
0 (LSB)
Spare bit
SPARE
Fixed to zero
Fixed to zero
1
AC Fail
AC
AC fail has occurred.
The AC input returns to normal.
2
Over
temperature
OTP
OTP shutdown has
occurred.
The power supply cools down.
3
Foldback
FOLD
Foldback shutdown has
occurred
The supply output is turned On by front
panel button or OUT 1 command.
4
Over voltage
OVP
OVP shutdown has
occurred.
The supply output is turned ON by front
panel button or OUT 1 command.
5
Shut Off
SO
Rear panel J1 “Shut Off”
condition has occurred.
Rear panel J1 “Shut Off” condition has been
removed.
6
Output Off
OFF
Front panel OUT button
pressed to Off.
The supply output is turned On by front
panel button or OUT 1 command.
7(MSB)
Enable
ENA
Rear panel J1 Enable
terminal (J1-1&J1-14)
opened.
Rear panel J1 Enable terminals closed.
Table 7-9: Status Condition Register (STAT?)
BIT
Fault name
Fault symbol
Bit Set condition
Bit Reset condition
0 (LSB)
Constant
Voltage
CV
Output is On and the
supply in CV.
Output is ON and the supply is not in CV.
1
Constant
Current
CC
Output is ON and the
supply in CC.
Output is ON and the supply is not in CC.
2
No Fault
NFLT
The power supply is
operating normally or
fault reporting is not
enabled.
One or more faults are active and fault
reporting is enabled (using “FENAxx”).
3
Fault active
FLT
One or more faults are
enabled and occur.
Fault Event Register cleared (FEVE?).
4
Auto-Restart
Enabled
AST
Supply is in Auto-Restart
mode (from Front Panel
or serial command).
Supply is in Safe-Start mode (from Front
Panel or serial command).
5
Fold
Enabled
FDE
Fold protection is
enabled (from Front
Panel or serial
command).
Fold protection disabled (from Front Panel
or serial command).
6
Spare bit
SPARE
Fixed to zero.
Fixed to zero.
7(MSB)
Local Mode
LCL
Supply in Local mode.
Supply in Remote mode or Local-Lockout
mode.