TDK GENESYS 1500W User Manual

Page 72

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83-507-013 Rev. D

64

7.11.2 Conditional Registers (continued)
Table 7-8: Fault Condition Register

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 oc-
curred.

Rear panel J1 “Shut Off” condition has
been removed.

6

Output Off

OFF

Front panel OUT but-
ton 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

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.
See “OUT n” com-
mand in Section 7.7.5.

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.

7.11.3 Service Request: Enable and Event Registers
The conditional Registers are continuously monitored. When a change is detected in a register bit
which is enabled, the power supply will generate an SRQ message.
The SRQ message is: “Inn” terminated by CR, where the nn is the power supply address. The SRQ
will be generated either in Local or Remote mode.

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