Keysight E4981A - Esr; Idn; Lrn

158 Keysight E4981A 120 Hz/1 kHz/1 MHz Capacitance Meter
Command Reference
IEEE Common Commands
10-
*ESR?
Syntax *ESR?
Description Reads out the value of the Standard Event Status Register. Executing this
command clears the register value. (Query only)
Query response {numeric}<newline><^END>
Equivalent key
sequence
No equivalent key is available on the front panel.
*IDN?
Syntax *IDN?
Description Reads out the product information (model number, serial number, and
firmware version number) of the E4981A. (Query only)
Query response {string 1},{string 2},{string 3}, {string 4} <newline><^END>
Readout data is as follows:
{string 1} Keysight Technologies.
{string 2} Model number. E4981A is always read out.
{string 3} 10-digit serial number (example: JP1KH00101).
{string 4} Firmware version number (example: A.01.00).
Equivalent key
sequence
[System]
*LRN?
Syntax *LRN?
Description Returns all the necessary commands to set the E4981A at its present state.
The response can later be sent back to the E4981A to place it in this state.
(Query Only)
Equivalent key
sequence
No equivalent key is available on the front panel.