Manual Pengguna Bekalan Kuasa DC Boleh Ubah ITECH IT6721

1. Pengenalan dan Lebihview

This manual provides essential information for the safe and efficient operation of the ITECH IT6721 Variable DC Power Supply. The IT6721 is a digital-control lab bench power supply offering adjustable voltage and current outputs, designed for a wide range of applications in electronics, research, and education.

Figure 1: ITECH IT6721 Variable DC Power Supply

Ciri-ciri Utama:

• Kawalan Digital: Keluaran Voltage: 0~60V, Output Current: 0~8A, Power: 0~180W. Resolution: 0.01V/0.001A.
• CC/CV Automatic Conversion: Seamless switching between constant voltage and constant current modes.
• High Reliability Protection: Equipped with Over Current Protection (OCP), Over Voltage Protection (OVP), and Over Temperature Protection (OTP).
• Julat Aplikasi yang Luas: Suitable for various testing needs, providing flexible Volt/Amp combinations within rated power.
• Fungsi Memori: Allows saving and recalling frequently used settings.

Permohonan:

• Aging test of power modules, display boards, DC contacts, and fuses.
• Various consumer electronics testing.
• Low-power battery charging tests.
• Auxiliary power supply (12V/24V or 48V).
• Electronic water pump/fuel pump and other low power product tests.
• Suitable for university laboratories, testing, and certification authorities.

Gambar 2: Lebihview of typical applications for the ITECH IT6721

2. Maklumat Keselamatan

Please read and understand all safety instructions before operating the device. Failure to comply with these instructions may result in electric shock, fire, or damage to the product.

• Sentiasa sambungkan bekalan kuasa ke soket yang dibumikan.
• Jangan beroperasi dalam keadaan basah atau damp syarat.
• Pastikan pengudaraan yang betul untuk mengelakkan terlalu panas. Jangan sekat lubang udara.
• Jangan buka casing; tiada bahagian yang boleh diservis oleh pengguna di dalamnya. Rujuk servis kepada kakitangan yang berkelayakan.
• Sahkan input voltage settings (110V/220V) match your local power supply before connecting.
• Use only the specified power cord and accessories.
• Disconnect power before making any connections or disconnections to the output terminals.

3. Kandungan Pakej

Selepas membongkar, sila sahkan bahawa semua item yang disenaraikan di bawah ada dan tidak rosak:

• ITECH IT6721 Bench Power Supply x 1
• Kord Kuasa x 1
• Ex-factory Test Report x 1

If any items are missing or damaged, please contact ITECH customer support immediately.

4. Pengenalan Komponen

Panel Depan:

Gambar 3: Susun atur Panel Depan

1. CC/CV Indicator: Lights up to indicate Constant Current (CC) or Constant Voltagmod e (CV).
2. OCP/OVP Indicator: Lights up when Over Current Protection or Over Voltage Protection is active.
3. Memory Save Buttons (A, B, C, D): Used to save and recall settings.
4. Butang Kunci Papan Kekunci: Locks the front panel controls to prevent accidental changes.
5. Butang HIDUP/MATI Keluaran: Menukar output kuasa.
6. Voltage/Current Adjust Knob: Rotary encoder for adjusting voltage dan nilai semasa.
7. Paparkan Butang Suis: Cycles through different display modes or parameters.
8. Air Flow Input: Vents for cooling air intake.
9. Suis ON / OFF Kuasa: Suis kuasa utama untuk unit.
10. Output Terminals (+, -, Ground): Connectors for positive, negative, and ground output.

Panel belakang:

Gambar 4: Susun Atur Panel Belakang

1. Power Switch (Voltage Selector): Used to select between 110V and 220V input voltage. Ensure this matches your local power supply before connecting.
2. Input Kuasa AC: Connector for the main AC power cord.
3. 9-pin Connector: Untuk kegunaan kilang sahaja.
4. Kipas Penyejuk: Provides active cooling for the internal components.

5. Persediaan

1. Membongkar: Carefully remove the power supply from its packaging and inspect for any signs of damage.
2. penempatan: Place the unit on a stable, level surface with adequate ventilation. Ensure that the front and rear air vents are not obstructed.
3. Voltage Pemilihan: On the rear panel, verify that the power switch (voltage selector) is set to the correct voltage untuk kawasan anda (110V atau 220V).
4. Sambungan Kuasa: Connect the provided power cord to the AC power input on the rear panel and then to a grounded wall outlet.
5. Kuasa Awal Hidup: Flip the main power ON/OFF switch on the front panel to the 'ON' position. The display should illuminate.

6. Arahan Operasi

This section details the basic operation of the ITECH IT6721 power supply.

Operasi Asas Selesaiview:

Tetapan Voltage dan Semasa:

1. Ensure the output is OFF (Output ON/OFF button is not illuminated).
2. Gunakan Voltage/Current Adjust Knob to set the desired voltage. Press the knob to switch between coarse and fine adjustment modes.
3. Tekan ke Beralih butang dan kemudian Voltage/Current Adjust Knob to switch to current setting mode. Adjust the current limit using the knob.
4. Paparan akan menunjukkan volum yang ditetapkantage dan nilai semasa.

Figure 5: Adjust Step Value for Voltage dan Semasa

Kawalan Output:

• Selepas menetapkan volum yang dikehendakitage and current, press the Output HIDUP/MATI button to enable the output. The button will illuminate.
• To disable the output, press the Output HIDUP/MATI butang lagi.

Fungsi Memori:

The power supply allows you to save and recall up to four sets of voltage dan tetapan semasa.

1. Menyimpan Tetapan: Tetapkan vol yang dikehendakitage and current. Press and hold one of the Memory Save buttons (A, B, C, or D) until the display indicates the setting is saved.
2. Recalling Settings: Briefly press the corresponding Memory Save button (A, B, C, or D) untuk mengingat semula tetapan yang disimpan.

Kunci Papan Kekunci:

To prevent accidental changes to settings during operation, you can lock the front panel controls.

• Tekan ke Kunci Papan Kekunci button to activate or deactivate the lock function. A lock icon may appear on the display when active.

Figure 6: Keyboard Lock Feature

Kawalan Perisian:

The ITECH IT6721 can be controlled via software for advanced applications and data logging.

Figure 7: Power Supply with Free Software Interface

Refer to the separate software manual for detailed instructions on installation and usage.

7. Penyelenggaraan

Penyelenggaraan yang betul memastikan ketahanan dan operasi bekalan kuasa anda yang boleh dipercayai.

• Pembersihan: Gunakan kain lembut dan kering untuk membersihkan bahagian luar unit. Jangan gunakan pembersih atau pelarut yang melelas.
• Pengudaraan: Regularly check that the air vents are clear of dust and debris to ensure proper cooling.
• Storan: When not in use for extended periods, store the power supply in a cool, dry environment, away from direct sunlight and extreme temperatures.
• Penentukuran: Periodic calibration by qualified personnel is recommended to maintain measurement accuracy.

8. Penyelesaian masalah

Bahagian ini menyediakan penyelesaian kepada isu biasa yang mungkin anda hadapi.

Jika masalah berterusan selepas mencuba penyelesaian ini, sila hubungi sokongan teknikal.

9. Spesifikasi

Detailed technical specifications for the ITECH IT6721 Variable DC Power Supply.

Rajah 8: Dimensi Produk

Figure 9: Standard Size for 19" Rack Mount (multiple units shown)

10. Waranti dan Sokongan

ITECH provides professional technical support for its products.

• For technical assistance, product inquiries, or warranty claims, please contact our technical support team.
• e-mel: fae@itech.sh

Please have your product model and serial number ready when contacting support.