2-Wire Versus 1-Wire Mode - Agilent Technologies Switch/Measure User Manual

2-Wire Versus 1-Wire Mode

You can configure the 34923A, 34925A, and 34933A modules for 2- wire
(differential) or 1- wire (single ended) measurements. If you change the
module configuration, you must cycle power on the 34980A to activate the
new setting.
• To determine whether the module is in the 2- wire or 1- wire
• If you are using terminal blocks with these modules, be sure to use the
• The module configuration is stored in non- volatile memory on the
Front Panel Operation: Module (Configure) > MODE NEXT POWER-ON
After selecting the 2- wire ("WIRE2") or 1- wire ("WIRE1"), you must cycle
power on the 34980A to activate the new setting.
Remote Interface Operation: The following command selects the 1- wire
configuration on the module in slot 3. The new configuration will not take
effect until you cycle power on the 34980A.
34980A User's Guide
configuration, check the module description shown on the front panel
when the module is selected, or send the
SYSTem:CDEScription?
response for the 34923A will be either "34923A" (differential mode) or
"34923A- 1W" (single- ended mode).
corresponding 2- wire or 1- wire terminal block.
module and does not change when you remove the module from the
mainframe, after a Factory Reset (
Instrument Preset (
SYST:MOD:WIRE:MODE WIRE1,3
command. For example, the
*RST
command).
SYSTem:PRESet
Features and Functions
or
SYSTem:CTYPe?
SYSTem:CTYPe?
command), or after an
2
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