AMETEK 2003RP - Manual (Page 110)

10.10.3 *ESR?
This query reads the Standard Event Status register. Reading the register clears it. The bit
configuration of this register is the same as the Standard Event Status Enable register (see
*ESE).
Query Syntax *ESR?
Parameters None
Returned Parameters (Register value)
Related Commands *CLS *ESE *ESE?
If the *ESR? returns the value of the status bits in the ESR register. Refer to Table 10-3 for
the status bits and their meaning.
Table 10-3: Bit Configuration of Standard Event Status Register
Bit Position 7 6 5 4 3 2 1 0
Bit Name PON not used CME EXE DDE QYE not used not used
Bit Weight 128 32 16 8 4
CME Command error DDE Device-dependent error
EXE Execution error QYE Query error
PON Power-on