TDK-Lambda GENESYS 750W - Page 94

90
83507013 Rev G
3. Status Enable Register (SENA nn, SENA?)
The Status Enable Register is set by the user to Enable SRQs for changes in power supply
status.
Table 7-12: Status Enable Register
BIT
Status name
Status symbol
Bit Set condition
Bit reset condition
0 (LSB)
Constant Voltage
CV
User command:
“SENA nn” is
received, where
nn is hexadecimal
bits.
User command: “SENA nn” is
received, where nn is
hexadecimal bits.
If “nn”=00, no SRQ is sent
when there is a change in
Status Condition Register.
1
Constant Current
CC
2
No Fault
NFLT
3
Fault active
FLT
4
Auto-Restart
enabled
AST
Always zero
Always zero
5
Fold enabled
FDE
Always zero
Always zero
6
Spare
Spare
Always zero
Always zero
7 (MSB)
Local Mode
LCL
“SENA nn”
command
“SENA nn”
command
4. Status Event Register (SEVE?)
The Status Event Register will set a bit if a change in the power supply status occurs and it is
enabled. The register is cleared when the “SEVE?” or “CLS” commands are received. A change
in this register will generate SRQ.
Table 7-13: Status Event Register
BIT
Status name
Status symbol
Bit Set condition
Bit reset condition
0 (LSB)
Constant Voltage
CV
Changes in status
occur and it is
Enabled.
The change can
set a bit, but when
the change clears
the bit remains
set.
Entire Event Register is cleared
when user sends “SEVE?”
command to read the register.
“CLS” and power-up also clear
the Status Event Register.
1
Constant Current
CC
2
No Fault
NFLT
3
Fault active
FLT
4
Auto-Restart
enabled
0
Always zero
5
Fold enabled
0
Always zero
6
Spare
0
Always zero
7 (MSB)
Local Mode
LCL
Unit is set to Local
by pressing front
panel REM/LOC
button.