Agilent Technologies 34401A - Manual (Page 147)

The standard event register is cleared when:
• You send a *CLS (clear status) command.
• You query the event register using the *ESR? (event status register)
command.
The standard event enable register is cleared when:
• You turn on the power and you have previously configured the
multimeter using the
*PSC 1 command.
• You execute a *ESE 0 command.
The standard event enable register will not be cleared at power-on if you
have previously configured the multimeter using
*PSC 0.
4
Chapter 4 Remote Interface Reference
The SCPI Status Model
141