User Manual

Section 4: Command reference Series 2200 Programmable DC Power Supplies Reference Manual
4-4 2200S-901-01 Rev. A/November 2011
*ESR? (query only)
Returns the contents of the Standard Event Status Register
(SESR). *ESR? also clears the SESR (since reading the SESR
clears it) See Appendix C, Registers (on page C-3) for more
information about SESR.
Group
Status
Syntax
*ESR?
Related
Commands
*CLS (no query form) (on page 4-2)
*OPC (on page 4-7)
*SRE (on page 4-29)
Returns
<NR1>, which is a decimal representation of the contents of the
Standard Event Status Register (SESR).
Examples
*ESR? might return the value 149, showing that the SESR
contains binary 10010101.
FETCh:CURRent[:DC]? (query only)
This command returns the last measured output current stored in
the communications buffer of the power supply. A new
measurement is not initiated by this command.
Group
Measurement
Syntax
FETCh:CURRent[:DC]?
Related
Commands
MEASure:CURRent[:DC]? (query only) (on page 4-6)
Returns
<NR2>, which gives is the measured output current in amperes.
Examples
FETC:VOLT? might return 5.0011, which would be the measured
voltage across the power supply outputs in volts.