Reversed Sense Leads - Tektronix Keithley 2281 Series Reference Manual

Model 2281S-20-6 DC Power Supply and Battery Simulator Reference Manual
5. Power on the instrument and repeat steps 1 through 3.
The following figure shows the error that is displayed on the front panel.
You can retrieve the error number and message through a remote interface by sending
the :SYSTem:ERRor? command.

Reversed sense leads

When the following connections occur, the instrument generates a reversed sense leads error.
Sense HI is connected to Output LO
Sense HI is connected to Sense LO
Sense LO is connected to Output HI
When a reverse sense leads error occurs, the instrument:
Generates an overprotection error message.
Displays an error dialog box on the screen.
Turns off the output.
Resets the voltage setting value and current limit to defaults.
Sets the digital I/O line 3 to logic high.
077114601 / March 2019
Figure 41: Open lead error
Section 2: General operation
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