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Sourcetronic GmbH
Manual ST2827 LCR Meter Series

Manual ST2827 LCR Meter Series

Product catalog summary

Out of Box Audit

Package Inspection: Inspect the shipping container for damage and report any discrepancies with the packing list.
Power Connection: Ensure the power supply voltage is within specified ranges and the power consumption is below 80VA.
Fuse and Environment: Verify the fuse and ensure the environment is suitable for operation.
Test Fixture and Warm-up: Use the test fixture properly and allow a warm-up period for optimal performance.

Introduction
This manual is for the ST2827 Series Precision LCR Meter, detailing specifications, operational procedures, and safety warnings. Understanding these instructions is essential for accurate measurements and safe operation.

Specifications and Safety Warnings
The ST2827 Series requires a low-noise environment and a reliable ground connection. It should not be used in environments with vibrations, dust, direct sunlight, or corrosive air. Operating temperature is 0℃ to 40℃ with ≤75% relative humidity.

Environmental and Storage Conditions
Store the instrument in temperatures between 5℃ and 40℃ with humidity less than 85%RH, away from strong electromagnetic fields.

Test Fixture Usage
Use only the manufacturer's accessory test fixture or cable for accurate measurements. Ensure the fixture is clean and properly connected to the DUT.

Warm-up and Power Specifications
A warm-up time of at least 15 minutes is required. The instrument dimensions are 430mm x 185mm x 473mm, weighing approximately 13kg.

Front and Rear Panel Overview
The front panel includes keys and indicators for operation, while the rear panel features interfaces for LAN, USB, RS232, and IEEE-488.

Display and Menu Navigation
The 4.3-inch TFT display is divided into zones for displaying test results and conditions. Users navigate menus using the cursor and soft keys.

Basic Operation
Select measurement functions and set parameters such as test frequency, level, and speed. The instrument measures primary and secondary parameters of impedance components.

Measurement Display and Setup
The page allows viewing test results and setting measurement control parameters.

Test Range
The ST2827 offers 11 AC and 14 DCR measurement ranges, with options to set the range to AUTO or HOLD.

Test Frequency
The frequency range is from 20Hz to 1MHz, adjustable via soft keys or numeric input.

Test Level
Measurement levels can be set based on RMS values, with options for voltage or current settings.

DC Bias
The device provides an internal DC bias voltage from -10V to +10V.

Test Speed
Options include FAST, MED, and SLOW, affecting integration time and display time.

Comparator Function
The ST2827 can sort DUTs into up to 10 bins based on parameter limits.

List Sweep Display
Set up to 10 test points for frequencies, levels, or DC bias, with automatic sweep testing.

Trigger Modes
Four trigger modes: INT, MAN, EXT, and BUS, each for different testing scenarios.

Auto Level Control Function
Maintains a constant test voltage or current within specified ranges.

Correction Functions
Open, short, and load corrections eliminate measurement errors.

Correct Connection of DUT
Emphasizes the importance of connecting Hcur, Hpot, Lpot, and Lcur to form a complete measurement circuit.

Eliminating Stray Impedance Influence
Discusses the impact of stray capacitance and electromagnetic coupling on DUTs.

Operation Example for Testing Inductance
Provides steps for setting parameters, connecting the test fixture, and performing the test.

Transformer Measurement
Describes measuring transformer parameters such as inductance, turn ratio, and mutual inductance.

Key Recommendations

Use Kelvin test fixtures for high accuracy measurements.
Ensure proper connection and correction to minimize test errors.

Command Reference
Comprehensive list of commands for various subsystems including MEAS, FREQuency, VOLTage, and more.

DC Isolation and Bias Subsystem Commands
Commands for setting the DC isolation and bias functions.

Function Subsystem Commands
Configure measurement functions, ranges, and monitoring settings.

List Subsystem Commands
Used for setting list sweep functions, including frequency, voltage, and current sweep points.

Aperture Subsystem Commands
Control measurement speed and averaging.

Trigger Subsystem Commands
Set the trigger source, delay, and measurement initiation.

Fetch Commands
Retrieve measurement results in ASCII format.

Correction Commands
Manage correction functions like OPEN, SHORT, and LOAD.

Comparator Commands
Configure the bin comparator function, including enabling/disabling and setting modes.

Catalog excerpts

SOURCETRONIC − Qualitäts-Elektronik für Service, Labor und Produktion

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ST2827 Series Operation Manual

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ST2827 Series Operation Manual

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ST2827 Series Operation Manual Accuracy Accuracy Accuracy Accuracy

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ST2827 Series Operation Manual

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ST2827 Series Operation Manual Announcement The description of the manual may not cover all contents of the instrument, and our company is subject to change and to improve the performance, function, inner structure, appearance, accessory and package of the instrument without notice. If there is puzzle caused by inconsistency of manual and instrument, then you can contact with our company by the address on the cover.

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ST2827 Series Operation Manual When you receive the instrument, some inspections are necessary, and the condition must be understood and available before installing the instrument. 1.1 To Inspect the package Inspect the shipping container for damage after unpacking it. It is not recommended to power on the instrument in the case of a damaged container. If the contents in the container do not conform to the packing list, notify us or your dealer. 1.2 Power connection 1) Power-supplying voltage range: 100~120Vac or 198~242Vac. Being related with the power setup on the rear panel. 2) Power-supplying...

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ST2827 Series Operation Manual 1.4 Environment 1) Please do not operate the instrument in the place that is vibrative, dusty, under direct sunlight or where there is corrosive air. 2) The normal working temperature is 0℃～40℃, relative humidity ≤75%, so the instrument should be used under above condition to guarantee the accuracy. 3) There is heat abstractor on the rear panel to avoid the inner temperature rising. In order to keep good airiness, please don’t obstruct the left and right airiness holes to make the instrument maintain the accuracy. 4) Although the instrument has been specially designed...

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ST2827 Series Operation Manual 1.7 Other features 1) Power: consumption power≤80VA. 2) Dimension (W*H*D): 430mm*185mm*473mm 3) Weight: About 13kg.

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ST2827 Series Operation Manual In this chapter, the basic operation features of ST2827 series are described. Please read the content carefully before using ST2827 series instruments, thus you can learn the operation of ST2827. 2.1 Introduction to front panel Figure 2-1 shows the front panel of ST2827. 1 Figure 2-1 Front panel 1) Brand and model Brand and model USB. 2) [COPY] Copy the currently displayed page to USB memory. 3) [MEAS] Press this key to enter into the corresponding measurement display page of instrument functions. 4) [SETUP] Press this key to enter into the corresponding measurement...

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ST2827 Series Operation Manual ESCAPE key. 8) [←] BACKSPACE key is used delete the last numeric of the input value. 9) PASS indicator LED indicator shows the test result has passed. 10) FAIL indicator LED indicator shows the test result has failed. 11) [RESET] Press this key, other operation cannot be executed on other pages. 12) [TRIGGER] When the trigger mode is set to MAN mode, press this key to trigger the instrument. 13) [ENTER] This key is used to end the input of data, and confirm and save the data displayed on the inputting line (the bottom line on LCD). 14) Test terminals (UNKNOWN) 4-teminal...

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ST2827 Series Operation Manual 19) LCD 800*480 colorful TFT LCD displays measurement results and conditions. 20) POWER Power switch 21) [DC BIAS] [DC BIAS] is used to permit or forbid the output of 0-100mA/10V DC bias source. Press this key, it will be lighted which means DC bias output is permitted. Press this key once more, it will be off which means DC bias output is prohibited. The key is useless in some pages where the DC BIAS cannot be added. 22) [KEYLOCK] Press [KEYLOCK], it will be lighted, which means the function of current panel is locked. Press it again, it will be off, which means...

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ST2827 Series Operation Manual LAN interface is used to realize the control and the communication of network system. 2) USB DEVICE interface The tester can communicate with PC through the USB DEVICE interface. 3) RS232 interface Series communication interface can realize the communication with PC. 4) HANDLER interface Handler interface is used to realize the sorting output of test results. 5) IEEE-488 interface The tester can communicate with PC through GPIB interface. 6) Ground terminal The ground terminal is connected with instrument casing, being available for protecting or shielding ground...

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ST2827 Series Operation Manual 2.3 Introduction to display zone ST2827 applies a 65k, 4.3-inch TFT display. The display screen is divided into the following zones: Figure 2-3 display zones 1) Display page name Indicate the name of the currently displayed page. 2) Soft keys The zone is used to display the function definition of soft key. The definition of soft key can be different as the difference of cursor’s direction in the zone. 3) Test result/ condition display zone In this zone, test result information and current condition are displayed. 4) Help In this zone, information about system and...

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ST2827 Series Operation Manual 2.4 Main menu keys and corresponding displayed pages 2.4.1 [MEAS] When the LCR function is active, press this key-[MEAS] to enter into the LCR measurement display page, the following soft keys will be displayed in the soft key zone. 2.4.2 [SETUP] When the LCR function is active, press this key-[SETUP], the following soft keys will be displayed in the soft key zone on the LCR measurement setup page. 2.4.3 [SYSTEM] This key-[SYSTEM] is used to enter into the system setup page. The following soft keys will be available: 2.5 Basic Operation Basic operation of ST2827...

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ST2827 Series Operation Manual displayed in the soft key zone. Users can select and use the desired key. Numeric keys, [←] and [ENTER] are used to input data. When a numeric key is pressed down, the usable unit soft key will be displayed in the soft key zone. You can choose a unit soft key or press [ENTER] to end data inputting. When [ENTER] is used to terminate data inputting, the unit of data will be set to a default unit, such as Hz, V or A. For example, the default unit for frequency is Hz. 2.6 Start the instrument Plug in 3-line power plug. Caution: Keep the power-supply voltage and frequency...

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