Section 7: SCPI command reference Series 2280 Precision Measurement DC Power Supplies Reference Manual7-94 077085501 / February 2015:STATus:QUEStionable:INSTrument:ISUMmary[:EVENt]?This command reads the Operation Instrument Summary Event Register of the status model.Type Affected by Where saved Default valueQuery only Not applicable Not applicable Not applicableUsage:STATus:QUEStionable:INSTrument:ISUMmary[:EVENt]?DetailsThis attribute reads the Questionable Instrument Summary Event Register of the status model andclears the register.The instrument returns a decimal value that corresponds to the binary-weighted sum of all bits set inthe register.Example:STAT:QUES:INST:ISUM? Returns the contents of the QuestionableInstrument Summary Event Register of thestatus model.Also seeQuestionable Instrument Summary Event Register (on page D-14):STATus:QUEStionable:INSTrument:ISUMmary:ENABleThis command sets or reads the contents of the Questionable Instrument Summary Event Enable Register of thestatus model.Type Affected by Where saved Default valueCommand and query Power cycle Not applicable 0Usage:STATus:QUEStionable:INSTrument:ISUMmary:ENABle :STATus:QUEStionable:INSTrument:ISUMmary:ENABle? The status of the Questionable Instrument Summary Event EnableRegister.