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Language Dictionary 43
Status Questionable Registers
Bit Configuration of Questionable Registers
Bit Position
15-11 10 9 8 7 6 5 4 3 2 1 0
Condition
NU UNR RI NU NU NU NU OT NU NU OC OV
Bit Weight
1024 512 256 128 64 32 16 8 4 2 1
NU = (Not used); OC = Overcurrent protection circuit has tripped.
OT = Overtemperature status condition exists; OV = Overvoltage protection circuit has tripped.
RI = Remote inhibit is active; UNR = Power supply output is unregulated.
Note: See "Chapter 4 - Status Reporting" for more explanation of these registers.
STAT:QUES?
This query returns the value of the Questionable Event register. The Event register is a read-only register which holds
(latches) all events that are passed by the Questionable NTR and/or PTR filter. Reading the Questionable Event register
clears it.
Query Syntax STATus:QUEStionable[:EVENt]?
Parameters (None)
Returned Parameters <NR1> (Register Value)
Examples STAT:QUES? STATUS:QUESTIONABLE:EVENT?
Related Commands *CLS STAT:QUES:ENAB STAT:QUES:NTR
STAT:QUES:PTR
STAT:QUES:COND?
This query returns the value of the Questionable Condition register. That is a read-only register which holds the real-time
(unlatched) questionable status of the power supply.
Query Syntax STATus:QUEStionable:CONDition?
Parameters (None)
Examples STAT:QUES:COND? STATUS:QUESTIONABLE:CONDITION?
Returned Parameters <NR1> (Register value)
Related Commands (None)
STAT:QUES:ENAB
This command and its query set and read the value of the Questionable Enable register. This register is a mask for enabling
specific bits from the Questionable Event register to set the questionable summary bit (QUES) of the Status Byte register.
This bit (bit 3) is the logical OR of all the Questionable Event register bits that are enabled by the Questionable Status
Enable register.
Command Syntax STATus:QUEStionable:ENABle <NRf>
Parameters 0 to 32727
Suffix (None)
Default Value 0
Examples STAT:QUES:ENAB 20 STAT:QUES:ENAB 16
Query Syntax STATus:QUEStionable:ENABle?
Returned Parameters <NR1> (Register value)
Related Commands STAT:QUES?