Chapter 4 Command Reference

Identification CommandIdentification Command*IDN?

This query returns the 58502A identification.

A sequence of ASCII-encoded bytes:

HEWLETT-PACKARD, 58502A, XXXXY–ZZZZZ, WWWW – V

where 58502A is the product model number, XXXXYZZZZZ is the product serial number, and WWWW is the product’s firmware revision date code, and V is the hardware revision letter.

In the product serial number (XXXXY–ZZZZZ):

–XXXX is a four-digit prefix that identifies a series of instruments.

–Y identifies the country in which the instrument was manufactured (e.g., the “A” in 3752A000123 stands for America).

–ZZZZZ is a five-digit suffix that identifies a particular instrument within a series.

For example,

HEWLETT-PACKARD, 58502A, 3752A–00123,3422 – A

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User’s Guide