1. Bubuka
The ITECH IT6862A is a single-channel programmable DC power supply designed for various laboratory, production, and maintenance applications. This model features a dual-range output, providing flexibility with either 32V/3A/96W or 12V/6A/72W. It offers high resolution (1mV/0.1mA) and includes RS232/USB interfaces for remote control and automation. This manual provides essential information for the safe and efficient operation of your IT6862A power supply.
Figure 1: ITECH IT6862A Programmable DC Power Supply in a laboratory setting.
2. Émbaran Kasalametan
Please read all safety instructions carefully before operating the device. Failure to comply with these instructions may result in electric shock, fire, or personal injury.
- Kasalametan Umum: Ensure the power supply is connected to a grounded power outlet. Do not operate in wet or damp kaayaan.
- Ventilasi: Maintain adequate ventilation around the unit to prevent overheating. Do not block ventilation openings.
- Kabel listrik: Use only the provided power cord. Inspect the cord for damage before each use.
- Palayanan: Refer all servicing to qualified personnel. There are no user-serviceable parts inside.
- Perlindungan Overload: The unit features Over Temperature Protection (OTP) and Over Voltage Protection (OVP). Do not attempt to bypass these safety features.
3. Produk Langkungview
The ITECH IT6862A is a high-precision programmable DC power supply offering stable and reliable power output. Key features include:
- Single Channel Output: Provides a single, regulated DC output.
- Dual Range Voltage & Ayeuna: Offers two distinct operating ranges (32V/3A/96W or 12V/6A/72W) for enhanced flexibility.
- Resolusi luhur: 1mV/0.1mA resolution for precise control.
- List Function: Allows users to program a sequence of voltage, current, and delay steps for automated testing.
- Rasa Jauh: Compensates pikeun voltage drops in load leads, ensuring accurate voltage delivery at the load.
- Sababaraha panyalindungan: Includes Over Temperature Protection (OTP) and Over Voltage Protection (OVP) for safe operation.
- Antarbeungeut Komunikasi: Equipped with RS232 and USB interfaces for remote control and data logging.
Panel hareup
Figure 2: Front panel of the ITECH IT6862A, showing display, control buttons, and output terminals.
The front panel features a clear digital display for voltage and current, a numeric keypad, function buttons (V-SET, I-SET, Recall, Meter, On/Off, etc.), and output terminals for connecting to the load.
Panel tukang
Figure 3: Rear panel of the ITECH IT6862A, showing power input, communication ports, and warning labels.
The rear panel includes the AC power input, RS232 and USB communication ports, and a terminal block for remote sense connections. Important warning labels regarding servicing and fuse replacement are also present.
4. Setélan
4.1 Ngabongkar sareng Inspeksi
- Cabut catu daya tina bungkusna kalayan ati-ati.
- Inspect the unit for any signs of physical damage. If damage is found, contact your supplier immediately.
- Verify that all accessories listed in the package contents (power cord, USB cable, ex-factory test report) are present.
4.2 Nyambungkeun Daya
- Ensure the power switch on the front panel is in the OFF position.
- Connect the provided power cord to the AC input on the rear panel of the power supply.
- Plug the other end of the power cord into a grounded AC power outlet. The power supply supports 120V (AC) maximum input voltage.
4.3 Nyambungkeun beban
- Connect the positive (+) terminal of your load to the red output terminal on the front panel.
- Connect the negative (-) terminal of your load to the black output terminal on the front panel.
- For remote sensing, connect the sense wires to the dedicated remote sense terminals on the rear panel. This compensates for voltage drop across the load leads.
4.4 Interface Komunikasi
The IT6862A supports RS232 and USB interfaces for remote control and data acquisition.
- Sambungan USB: Use the provided USB cable to connect the power supply to a computer.
- Sambungan RS232: Use an RS232 serial cable to connect the power supply to a computer.
Gambar 4: Kelample of RS232 and USB communication ports on the rear panel.
5. Parentah Operasi
5.1 Daya Hurung/Pareuman
- Pencét éta Kakuatan button on the front panel to turn the unit ON. The display will show a system scan and then the default voltage sareng setélan ayeuna.
- To turn the unit OFF, press the Kakuatan tombol deui.
5.2 Setélan Voltage jeung Ayeuna
- Pencét éta V-SET tombol pikeun ngasupkeun voltage setting mode. Use the numeric keypad or the rotary knob to adjust the desired voltage. Pencét Lebetkeun pikeun mastikeun.
- Pencét éta Kuring-SET button to enter current setting mode. Use the numeric keypad or the rotary knob to adjust the desired current. Press Lebetkeun pikeun mastikeun.
- Pencét éta Hurung/Pareuman button to enable or disable the output.
5.3 Dual Range Operation
The IT6862A offers two output ranges: 32V/3A/96W and 12V/6A/72W. To switch between ranges:
- Ensure the power output is OFF.
- Pencét Pindah + 4 (for high range) or Pindah + 7 (for low range). An asterisk (*) in the top left corner of the display indicates high range.
5.4 List Function (Programming)
The List Function allows you to create and execute a sequence of output steps.
- To enter the List Edit mode, press Pindah + Lebetkeun.
- You can set voltage, current, and delay time for each step.
- Save and load list files sakumaha diperlukeun.
Figure 5: Visual representation of the List Function for sequential programming.
5.5 Rasa Jauh
Remote sense automatically compensates for voltage drops in the load leads, ensuring the voltage at the load is precisely what is set on the power supply.
Figure 6: Diagram illustrating the Remote Sense connection for accurate voltage pangiriman.
5.6 Setélan panyalindungan
The power supply includes essential protection features:
- Langkung Voltage Perlindungan (OVP): Prevents the output voltage from exceeding a set limit.
- Perlindungan Suhu Leuwih (OTP): Mareuman unit upami suhu internal ngaleuwihan wates anu aman.
To set OVP, press Pindah + V-SET. Adjust the OVP limit using the rotary knob or keypad and press Lebetkeun.
5.7 Saving and Recalling Data
You can save frequently used settings to memory and recall them later.
- To save current settings, press Pindah + Ngingetan. Select a memory location (e.g., 1-9) and press Lebetkeun.
- To recall saved settings, press Ngingetan. Select the desired memory location and press Lebetkeun.
5.8 Keyboard Lock
Pikeun nyegah parobahan setélan anu teu dihaja, anjeun tiasa ngonci keypad.
- Pikeun ngonci alas kenop, pencét Pindah + Hurung/Pareuman. A 'Lock' indicator will appear on the display.
- Pikeun muka konci keypad, pencét Pindah + Hurung/Pareuman deui.
5.9 Operational Video Demonstration
Watch this video for a visual guide on operating the ITECH IT6800A series power supply, including basic functions, setting parameters, and using advanced features.
Video 1: Operational demonstration of the ITECH IT6800A series DC Power Supply.
6. Pangropéa
6.1 beberesih
Regularly clean the exterior of the power supply with a soft, dry cloth. Do not use abrasive cleaners or solvents. Ensure no liquids enter the unit.
6.2 Ngagantian sekering
If the power supply fails to turn on, check the fuse located near the AC input on the rear panel. Replace only with a fuse of the same type and rating as indicated on the unit (e.g., 250V/3.15A).
7. Cara ngungkulan
If you encounter issues with your ITECH IT6862A, refer to the following common problems and solutions:
- Henteu aya kakuatan: Check the power cord connection, power outlet, and the unit's fuse.
- Taya Kaluaran: Ensure the output is enabled (On/Off button) and that OVP/OCP limits are not being triggered. Check load connections.
- Incorrect Output: Verifikasi voltage and current settings. Check remote sense connections if used.
- Masalah Komunikasi: Ensure correct cable connections (USB/RS232) and proper driver installation on your computer. Verify communication settings (baud rate, etc.) in the system menu.
For persistent issues, contact ITECH technical support.
8. Spésifikasi
The following table outlines the key specifications for the ITECH IT6862A Programmable DC Power Supply:
| Fitur | Spésifikasi |
|---|---|
| Ngaran modél | IT6862A |
| Output Ratings (Dual Range) | 0~32V/0~3A/0~96W or 0~12V/0~6A/0~72W |
| Resolusi | 1mV / 0.1mA |
| Panganteur | RS232/USB |
| Pangaturan Beban (Voltage) | ≤0.01% + 3mV |
| Pangaturan Beban (Ayeuna) | ≤0.01% + 2mA |
| Aturan Garis (Voltage) | ≤0.01% + 3mV |
| Aturan Jalur (Ayeuna) | ≤0.01% + 2mA |
| Programming Resolution (Voltage) | 1mV |
| Programming Resolution (Current) | 0.1mA |
| Readback Resolution (Voltage) | 1mV |
| Readback Resolution (Current) | 0.1mA |
| Programming Accuracy (12 months, 25°C±5°C, Voltage) | ≤0.04% + 8mV |
| Programming Accuracy (12 months, 25°C±5°C, Current) | ≤0.1% + 5mA |
| Readback Accuracy (12 months, 25°C±5°C, Voltage) | ≤0.04% + 8mV |
| Readback Accuracy (12 months, 25°C±5°C, Current) | ≤0.1% + 5mA |
| Ripple (20Hz-20M, Voltage) | ≤3mVp-p |
| Ripple (20Hz-20M, Current) | ≤7mArms |
| Transient Response Time (Recover to 75mV) | ≤50uS |
| Rise Time (10%-90%) | ≤90ms |
| Fall Time (90%-10%) | ≤200ms |
| Sample Laju | 10HZ/S |
| Panyalindungan | OTP/OVP |
| Ukuran (W × H × D) | 214.5mm×88.2mm×354.6mm (8.5in×3.5in×14in) |
| Beurat | 8.5 kg (18.7 lbs) |
| Masukan Maksimum Voltage | 120 Volt (AC) |
| Alat nu cocog | Komputer Pribadi |
9. Jaminan & Dukungan
ITECH products are designed and manufactured to the highest quality standards. For warranty information, please refer to the documentation included with your product or visit the official ITECH websitus.
For technical assistance, troubleshooting, or service inquiries, please contact ITECH customer support. Ensure you have your product model number (IT6862A) and serial number ready when contacting support.
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