Manwal tal-Utent tal-Miter LCR b'Komponent Passiv Extech LCR200

1. Introduzzjoni

The Extech LCR200 is a passive component LCR meter designed for precise measurements of inductance, capacitance, and resistance. This device offers a simultaneous 20,000/2,000 count display for primary and secondary parameters on its high-contrast backlit screen. It supports various functions including Hi/Lo limit settings, Open and Short Zero calibration to remove stray impedances, and an Auto Power Off feature. The meter is supplied with a built-in test fixture and external test leads, powered by a 9V battery.

2. Karatteristiċi ewlenin

• Measures inductance (L), capacitance (C), and resistance (R).
• Displays secondary parameters: Quality Factor (Q), Dissipation (D), Phase (P), and Equivalent Series Resistance (ESR).
• Dual backlit display with 20,000/2,000 count for primary and secondary parameters.
• Supports Open and Short calibration to eliminate stray impedance.
• Five selectable test frequencies: 100Hz, 120Hz, 1kHz, 10kHz, 100kHz.
• Selectable series or parallel circuit measurement modes.
• Adjustable limit settings (Hi/Lo) using absolute values or percentages.
• Auto Power Off function (with override option).
• Indikatur tal-batterija baxxa.

3. Kontenut tal-Pakkett

The Extech LCR200 package includes:

• Extech LCR200 Passive Component LCR Meter
• Built-in test fixture
• External test leads with alligator clips
• batterija 9V

4. Prodott Aktarview

The Extech LCR200 meter is designed for ease of use and accurate component testing. Below is an image illustrating the meter's display, control buttons, and input terminals.

The front panel includes a large LCD for displaying measurement results, function buttons (FREQ, HOLD, L/C/R, CAL, D/Q/θ, REL/%/↑, ENTER, SER/PAR, SORT, SETUP, Power, Backlight), and input jacks for connecting test leads. A 'GUARD' terminal is also present for advanced measurement configurations.

5. Setup

5.1 Installazzjoni tal-batterija

The LCR200 operates on a single 9V battery. To install or replace the battery:

1. Sib l-għatu tal-kompartiment tal-batterija fuq wara tal-miter.
2. Remove the screw(s) securing the cover and open it.
3. Qabbad batterija ġdida ta' 9V mal-konnettur tal-batterija, waqt li tosserva l-polarità korretta.
4. Poġġi l-batterija fil-kompartiment u erġa’ poġġi l-għatu, billi twaħħlu bil-vit(i).

5.2 Qawwa Inizjali

Agħfas il- Qawwa button (red circle with line) to turn the unit on. The meter will perform a brief self-test before entering the default measurement mode.

6. Istruzzjonijiet Operattivi

6.1 Measurement Modes (L/C/R)

Agħfas il- L/C/R button to cycle through Inductance, Capacitance, and Resistance measurement modes. The meter can also automatically detect the component type.

6.2 Secondary Parameter Display

Agħfas il- D/Q/θ button to cycle through the display of secondary parameters: Dissipation (D), Quality Factor (Q), Phase (θ), and Equivalent Series Resistance (ESR).

6.3 Test Frequency Selection

Agħfas il- FREQ button to select one of the five available test frequencies: 100Hz, 120Hz, 1kHz, 10kHz, or 100kHz. The optimal frequency depends on the component type and value being measured.

6.4 Open and Short Calibration

To ensure accurate measurements by removing stray impedances from test leads or the built-in fixture, perform an Open and Short calibration:

1. With no component connected to the test terminals, press the CAL button to perform an Open circuit calibration.
2. Short the test terminals (e.g., by connecting the test leads together or inserting a shorting bar into the built-in fixture), then press the CAL button again to perform a Short circuit calibration.

6.5 Series/Parallel Measurement Modes

Agħfas il- SER/PAR button to switch between series and parallel circuit measurement modes. The meter can also automatically select the appropriate mode.

6.6 Funzjoni ta' Żamma tad-Data

Agħfas il- ŻOMM button to freeze the current reading on the display. Press it again to release the hold and resume live measurements.

6.7 Component Sorting (Hi/Lo Limits)

Il- SORT function allows you to set Hi/Lo limits for component testing, enabling quick sorting of components based on tolerance. Use the navigation buttons to set the reference value and tolerance percentage.

6.8 Tifi Awtomatiku

The meter automatically powers off after 5 minutes of inactivity to conserve battery life. This feature can be disabled if continuous operation is required (refer to the full manual for specific instructions).

7. Manutenzjoni

7.1 Sostituzzjoni tal-batterija

Meta l-indikatur ta' batterija baxxa jidher fuq id-displej, ibdel il-batterija ta' 9V kif deskritt fit-Taqsima 5.1.

7.2 Tindif

Imsaħ il-marka tal-miterasing with a dry, soft cloth. Do not use abrasive cleaners, solvents, or harsh chemicals, as these may damage the plastic components or display.

7.3 Ħażna

If the meter is not to be used for an extended period, remove the battery to prevent leakage. Store the device in a dry, dust-free environment away from direct sunlight and extreme temperatures.

8 Issolvi l-problemi

• No Display or Power On: Ensure the 9V battery is correctly installed and has sufficient charge. Replace the battery if necessary.
• Qari mhux eżatt: Perform an Open and Short calibration (Section 6.4). Verify that test leads are securely connected. Select the appropriate test frequency and series/parallel measurement mode for the component being tested.
• Difficulty with Built-in Test Fixture: Some users may experience stiff internal contacts in the built-in test fixture, making it difficult to insert component leads without bending them. If this occurs, utilize the external test leads with alligator clips provided with the meter for easier connection.
• Data Out Port Not Functioning: The 'Data Out' port on the LCR200 model is not implemented for data transmission. This is a design specification and not a malfunction.

9. Speċifikazzjonijiet

10. Aċċessorji Fakultattivi

Extech offers additional accessories to enhance the functionality of your LCR200 meter:

• LCR203 Tweezer Test Leads: Designed for convenient connection and testing of small chip components.
• LCR205 SMD Test Fixture: A specialized fitting that plugs into the meter's integral connectors, allowing for precise testing of surface mount device (SMD) components.

11. Garanzija u Appoġġ

For detailed warranty information, technical assistance, or to inquire about service, please contact Extech customer support directly or visit the official Extech websit. Żomm l-irċevuta tax-xiri tiegħek bħala prova tax-xiri għal talbiet ta' garanzija.