Remote Operation

:ERRor?

:ERRor?

Syntax

SYSTem:ERRor?

Description

As SCPI specifies, this reads out the full error number and error description for the first error in the error queue. It can be issued repeatedly until the queue is empty (indicated by 0,”No error”).

All possible error numbers with their descriptions are listed below.

Command Errors

These set the Cmd Err bit in ESR.

-100,Command error

-100,Command error;SCPI unused invalid character -101,Invalid character;bad type Syntax error -103,Invalid separator

-104,Data type error -105,GET not allowed -108,Parameter not allowed

-108,Parameter not allowed;invalid -109,Missing parameter -112,Program mnemonic too long -113,Undefined header -121,Invalid character in number -123,Exponent too large -124,Too many digits -128,Numeric data not allowed -131,Invalid suffix

-138,Suffix not allowed

-141,Invalid character data

-148,Character data not allowed -150,String data error -151,Invalid string data -158,String data not allowed -161,Invalid block data -168,Block data not allowed -170,Expression error;too long -171,Invalid expression -178,Expression data not allowed

Agilent 87130A Operating and Service Manual 4-43

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Agilent Technologies 87130A manual ERRor?, Command Errors

87130A specifications

Agilent Technologies 87130A is a highly regarded network analyzer that has been widely adopted in the field of RF and microwave testing. Known for its versatility and precision, the 87130A is designed for evaluating components and devices in various applications, including telecommunications and electronics.

One of the main features of the 87130A is its frequency range, which spans from 300 kHz to 3 GHz. This broad spectrum allows engineers to test a wide variety of RF components, including amplifiers, filters, and antennas. The analyzer provides vector network analysis capabilities, enabling users to measure both the magnitude and phase of S-parameters, essential for characterizing components effectively.

The instrument is equipped with a powerful internal calibration capability, which ensures accurate measurements by compensating for test fixture errors and other variables. The built-in electronic calibration options further enhance measurement accuracy and repeatability, giving engineers confidence in their results.

Another notable characteristic of the 87130A is its graphical user interface, which is intuitive and user-friendly. The display provides clear visual representations of measurement data, allowing for easy interpretation and analysis. Users can access a variety of measurement functions, such as gain compression, group delay, and return loss, making it a versatile tool for multi-faceted testing.

The Agilent 87130A employs advanced measurement algorithms that improve speed and accuracy. These enhancements facilitate rapid data acquisition, which is particularly beneficial in production environments where time is critical. The analyzer also supports multiple calibration techniques, including through-reflect-match (TRM) and short-open-load (SOL), catering to diverse testing needs.

Connectivity options are abundant, with GPIB, LAN, and USB interfaces, allowing seamless integration into automated test setups. This modularity supports remote operation, making it easier to incorporate the analyzer into various testing environments.

Overall, Agilent Technologies 87130A stands out for its precision, ease of use, and flexibility in RF and microwave testing applications. Its combination of advanced features and robust performance makes it a staple in laboratories, production lines, and research settings, helping engineers and technicians achieve optimal results in their measurement endeavors.