20 34405A User’s and Service Guide
1 Getting Started Tutorial
Remote Operation
The instrument automatically enters the Remote state 
whenever SCPI commands are received over the USB bus
interface. When in the Remote state, pressing  returns 
the multimeter to front panel operation. 
Configuring and Connecting the USB Interface 
There is nothing to configure on your instrument for a USB 
connection. Just connect the instrument to your PC using 
the USB 2.0 cable included with the instrument.
SCPI Commands
The Agilent 34405A complies with the syntax rules and 
conventions of SCPI (Standard Commands for 
Programmable Instruments). 
SCPI Language Version
You can determine the multimeter’s SCPI language version 
by sending the SYSTem:VERSion? command from the remote 
interface.
Local
Shift
NOTE
To easily configure and verify an interface connection between the 34405A and your PC, 
use the Automation–Ready CD, which is shipped with your 34405A. This CD includes the 
Agilent IO Libraries Suite and the Agilent Connection Expert application. For more 
information about Agilent's I/O connectivity software, visit www.agilent.com/find/iolib.
NOTE
For a complete discussion of 34405A SCPI syntax, refer to the Agilent 34405A 
Programmer’s Reference Help, This help is provided on the Agilent 34405A Product 
Reference CD-ROM that came with your instrument.
34405A users guide.book  Page 20  Saturday, September 2, 2006  3:38 PM