pengenalan
The Voltcraft SL-451 is a digital sound level meter designed for precise noise measurement and data logging. This device complies with IEC 61672-1 Class 2 standards, making it suitable for various professional applications. It features a robust housing with injected rubber protection, ensuring durability in challenging environments. The integrated data logger can store up to 32,000 measurements, which can be transferred to a PC via a USB interface for detailed analysis using the included software. An extendable microphone cable allows for flexible measurement in hard-to-reach areas.
Arahan Keselamatan
Please read these safety instructions carefully before operating the device to ensure safe and proper use.
- Jangan dedahkan peranti kepada suhu yang melampau, cahaya matahari langsung atau kelembapan yang tinggi.
- Avoid strong vibrations or mechanical shocks.
- Do not open the device housing; refer servicing to qualified personnel.
- Gunakan hanya bekalan kuasa dan aksesori yang ditentukan.
- Jauhkan peranti daripada capaian kanak-kanak.
- Ensure the microphone is clean and free from obstructions for accurate readings.
Kandungan Pakej
Sahkan bahawa semua item ada semasa membongkar:
- Voltcraft SL-451 Digital Sound Level Meter
- Microphone extension cable (3 meters)
- Kabel USB
- CD perisian PC
- Penyesuai kuasa
- Kes pembawa
- Manual pengguna
Peranti Lebihview
Familiarize yourself with the main components of the SL-451.
- mikrofon: For sound detection.
- Paparan LCD: Shows measurement values, settings, and status indicators.
- Butang Kawalan: For power, mode selection, data hold, and other functions.
- Port USB: For PC connection and data transfer.
- Input Kuasa: Untuk bekalan kuasa luaran.
- Petak Bateri: For battery installation.
Persediaan
1. Mengkuasakan Peranti
The SL-451 can be powered by batteries or an external power adapter.
Pemasangan Bateri:
- Buka penutup petak bateri di belakang peranti.
- Insert the required batteries, observing correct polarity.
- Tutup penutup petak bateri dengan selamat.
Kuasa Luaran:
Connect the provided power adapter to the device's power input and then to a suitable power outlet.
2. Sambungan Mikrofon
The device comes with a detachable microphone and an extension cable.
- For direct use, ensure the microphone is securely attached to the main unit.
- For remote measurements, connect the microphone to one end of the 3-meter extension cable and the other end of the cable to the device's microphone input.
- Always use the foam windscreen on the microphone to minimize wind noise interference.
3. Pemasangan Perisian (untuk Pembalakan Data)
To utilize the data logging and analysis features, install the provided PC software.
- Masukkan CD perisian ke dalam pemacu CD/DVD komputer anda.
- Ikut arahan pada skrin untuk memasang perisian.
- After installation, connect the SL-451 to your computer using the supplied USB cable.
- The software should automatically detect the device. If not, refer to the software's help documentation for troubleshooting connection issues.
Arahan Operasi
1. Pengukuran Asas
- Tekan ke KUASA butang untuk menghidupkan peranti.
- The display will show the current sound level in decibels (dB).
- Weighting (A/C): Gunakan A/C button to switch between A-weighting (for general noise measurement, mimicking human ear response) and C-weighting (for measuring peak sound pressure levels).
- Response Time (FAST/SLOW): Gunakan LAJU PERLAHAN button to select the desired response time. Fast response is suitable for rapidly changing noise, while slow response is for more stable noise levels.
- Pemilihan Julat: The device features an automatic range selection from 30 to 130 dB. Manual range adjustment may also be available depending on the model's specific firmware.
- MAX/MIN Hold: Tekan ke MAX/MIN button to display the maximum or minimum sound level recorded during a measurement session. Press again to cycle through modes or exit.
- Pegangan Data: Tekan ke TAHAN butang untuk membekukan bacaan semasa pada paparan. Tekan sekali lagi untuk melepaskan.
2. Pengelogan Data
The SL-451 can record up to 32,000 measurements.
- Pastikan peranti dihidupkan.
- Tekan ke REC button to start data logging. The "REC" indicator will appear on the display.
- Tekan ke REC butang sekali lagi untuk berhenti mengelog.
- To retrieve logged data, connect the device to a PC using the USB cable and open the installed software.
- Follow the software instructions to download, view, and analyze the recorded measurements. The software supports analysis according to standards like DIN 15905-5.
3. Penentukuran
For accurate measurements, periodic calibration is recommended. The device is calibratable.
- Use a standard sound calibrator (e.g., Voltcraft SLC-100, if available) to perform calibration.
- Refer to the specific instructions provided with your calibrator and the SL-451's detailed manual for the calibration procedure.
- Incorrect calibration can lead to inaccurate readings.
Penyelenggaraan
Pembersihan:
- Lap peranti dengan kain lembut dan kering.
- Jangan gunakan pembersih atau pelarut yang melelas.
- Keep the microphone clean and free of dust or debris.
Storan:
- Apabila tidak digunakan untuk tempoh yang lama, tanggalkan bateri untuk mengelakkan kebocoran.
- Store the device in its carrying case in a cool, dry place.
Penggantian Bateri:
Replace batteries when the low battery indicator appears on the display to ensure continuous operation and accurate readings.
Menyelesaikan masalah
| Masalah | Kemungkinan Punca | Penyelesaian |
|---|---|---|
| Peranti tidak dihidupkan. | Low or dead batteries; incorrect battery polarity; power adapter not connected. | Replace batteries; check battery polarity; ensure power adapter is securely connected. |
| Bacaan yang tidak tepat. | Microphone obstructed; device not calibrated; incorrect weighting/response time. | Clean microphone; perform calibration; check A/C weighting and FAST/SLOW settings. |
| Cannot connect to PC. | USB cable faulty; software not installed correctly; driver issues. | Try a different USB cable; reinstall software; check device manager for driver conflicts. |
| Data logging not working. | Memory full; REC button not pressed correctly. | Download data to PC and clear device memory; ensure REC button is pressed until indicator appears. |
Spesifikasi
| model: | SL-451 |
| Julat Pengukuran: | 30 to 130 dB (A/C) |
| Ketepatan: | ± 1.4 dB |
| Julat Kekerapan: | 31.5 Hz hingga 8 kHz |
| Pemberat: | A dan C |
| Masa Respons: | Laju perlahan |
| Data Logger Capacity: | Sehingga 32,000 ukuran |
| Antara muka: | USB |
| Pematuhan: | IEC 61672-1 Kelas 2 |
| Dimensi (L x W x H): | 5 x 7.6 x 27.8 cm (1.97 x 2.99 x 10.94 inci) |
| Berat: | 350 gram (0.77 lbs) |
| Bahan: | Rubber (exterior protection) |
| Ciri Khas: | Bargraph, Calibratable, Battery/Power supply operation, Min/Max memory, Backlight, Analog output. |
Waranti dan Sokongan
Voltcraft products are designed for reliability and performance. This device comes with a standard warranty as per local regulations. For specific warranty terms and conditions, please refer to the documentation included with your purchase or visit the official Voltcraft webtapak.
Ketersediaan Alat Ganti: Spare parts are available for 1 year from the date of purchase.
For technical support, troubleshooting assistance beyond this manual, or service inquiries, please contact Voltcraft customer service or your authorized dealer. Contact information can typically be found on the manufacturer's webtapak atau dalam pembungkusan produk anda.