giriiş
This manual provides essential information for the safe and effective operation of your Cen-Tech 7 Function Digital Multimeter. Please read this manual thoroughly before use and retain it for future reference.
Temel Özellikler
- Automatic zero adjust
- Aralık aşımı göstergesi
- 2.5x second sampzaman
- Düşük pil göstergesi
- Fuse and diode protected circuit
- Easy-to-read 3-1/2" digital LCD
- Includes two 24" 18 gauge CCA test leads
- High impact housing with soft overmold for a comfortable grip
Ürün Bittiview
The Cen-Tech 7 Function Digital Multimeter is a versatile tool designed for checking home electrical systems and various other electrical measurements. It features a clear digital display and a rotary switch for selecting functions.
Şekil 1: Ön view of the Cen-Tech 7 Function Digital Multimeter in its retail packaging, showing the red multimeter with black and red test leads.
Şekil 2: Geri view of the Cen-Tech 7 Function Digital Multimeter packaging, highlighting key features, specifications, and a Proposition 65 warning.
Kurulum ve Pil Takma
The multimeter requires one 9V battery for operation. Ensure the battery is correctly installed before first use.
- Multimetrenin arkasındaki pil bölmesini bulun.
- Pil bölmesinin kapağını açın.
- Yeni bir 9V pil takın, kutupların doğruluğunu (+/-) gözlemleyin.
- Pil bölmesi kapağını sıkıca kapatın.
Connect the included test leads to the appropriate jacks on the multimeter. The red lead typically connects to the positive (+) or VΩmA jack, and the black lead connects to the common (COM) jack.
Kullanım Talimatları
To operate the multimeter, turn the rotary switch to the desired function and range. The digital display will show the measurement. Always select a range higher than the expected measurement to avoid damaging the device.
Ölçüm İşlevleri:
- DC Hacmitage (DCV): Used for measuring direct current voltage. Select the appropriate DCV range (e.g., 200mV, 2V, 20V, 200V, 250V).
- AC Hacmitage (ACV): Used for measuring alternating current voltage. Select the appropriate ACV range (e.g., 200V, 250V).
- Doğru Akım (DCA): Used for measuring direct current. Select the appropriate DCA range (e.g., 200µA, 2mA, 20mA, 200mA, 5A).
- Direnç (Ω): Used for measuring electrical resistance in ohms. Select the appropriate Ohm range (e.g., 200Ω, 2KΩ, 20KΩ, 200KΩ, 2000KΩ).
- Diyot Testi: Used to check the functionality of diodes.
- Transistör (hFE) Testi: Used to measure the DC current gain of transistors.
For detailed instructions on specific measurement procedures, refer to specialized electrical guides or instructional videos. Always ensure proper safety precautions are followed when working with electricity.
Bakım
To ensure the longevity and accuracy of your multimeter, follow these maintenance guidelines:
- Keep the multimeter clean and dry. Wipe with a soft, damp Bez kullanın; aşındırıcı temizleyiciler veya çözücüler kullanmayın.
- Doğru ölçümler elde etmek için ekranda düşük pil göstergesi belirdiğinde 9V pili değiştirin.
- The circuit is fuse and diode protected. If the multimeter stops functioning correctly, check the internal fuse (refer to a qualified technician for fuse replacement if necessary).
- Multimetreyi serin, kuru ve doğrudan güneş ışığından ve aşırı sıcaklıklardan uzak bir yerde saklayın.
Sorun giderme
If you encounter issues with your multimeter, consider the following common solutions:
- Ekran yok veya soluk ekran: Check and replace the 9V battery.
- "OL" or Overrange Indicator: The measured value exceeds the selected range. Switch to a higher range setting.
- Yanlış okumalar: Ensure test leads are properly connected, the correct function and range are selected, and the battery is not low.
- No continuity/resistance reading: Check if the test leads are damaged or if the internal fuse has blown.
For persistent issues or complex repairs, it is recommended to consult a qualified electrician or technician.
Özellikler
| Bağlanmak | Detay |
|---|---|
| Marka | Cen-Tech |
| Model Numarası | 69096 |
| Ürün Boyutları | 5 x 2.75 x 1 inç; 5.6 ons |
| Ürün Ağırlığı | 0.35 Pound |
| Güç Kaynağı | Battery Powered (1 x 9V battery required, included) |
| Stil | Dijital |
| Renk | Kırmızı |
| AC Hacmitage Maks | 250V |
| DC Hacmitage Maks | 250V (200mV minimum) |
| DC Current Max | 5A (200µA minimum) |
| Frekans Aralığı | 45Hz ila 450Hz |
| Direnç Aralığı | 200 ohms – 2000K ohms |
| Sampzaman | saniyede 2.5x |
| Test Uçları | Two 24" 18 gauge CCA test leads included |
Güvenlik Bilgileri
UYARI:
This product can expose you to chemicals including DINP, which is known to the State of California to cause cancer. For more information go to www.P65Uyarılar.ca.gov.
Always exercise caution when working with electrical circuits. Do not attempt to measure voltages or currents beyond the specified maximums of this device. Ensure the multimeter is in good working condition before each use.
Destek ve Garanti
For support or warranty information, please contact the manufacturer, Cen-Tech, or the distributor, Harbor Freight Tools. Specific warranty details are not provided in this manual.
Distributed by: Harbor Freight Tools, Camarillo, CA
Webalan: www.HarborFreight.com
