1. Utangulizi
The Extech UV505 is a compact, portable UV-AB light meter designed for measuring ultraviolet radiation from both natural and artificial light sources. This device is suitable for various applications including outdoor UV exposure assessment, medical testing, laboratory research, industrial quality control, educational purposes, electronics, and forensic investigations. It features a backlit display, a cosine-corrected sensor for accurate readings, two selectable measurement ranges, a zero adjustment function, data hold, and an automatic power-off feature to conserve battery life.
2. Bidhaa za Bidhaa
- Muundo wa Kushikamana na Kubebeka: Easily fits in a hand or pocket for convenient on-the-go monitoring in various environments.
- UVA and UVB Measurement: Dual-sensor technology enables simultaneous and accurate tracking of both UVA and UVB light intensity.
- Data Capture Functions: Includes Peak Hold, Min/Max, and real-time readings to analyze fluctuations and critical UV peaks.
- Uonyesho wa LCD uliorejeshwa: Large, easy-to-read screen with backlight for clear visibility in diverse lighting conditions.
- Ujenzi wa kudumu: Rugged design ensures reliable performance in field and laboratory settings.
- Kuzima Kiotomatiki: Automatically shuts off to preserve battery life during extended use.
- Cosine Corrected Sensor: Provides accurate measurements regardless of the angle of incidence of the UV light.
3. Yaliyomo kwenye Kifurushi
Thibitisha kuwa bidhaa zote zipo na ziko katika hali nzuri:
- Extech UV505 Pocket UV-AB Light Meter
- Two AAA batteries (pre-installed or included separately)
- Mfuko wa kinga
4. Kitambulisho cha Sehemu
Kielelezo 1: Mbele view of the Extech UV505 Pocket UV-AB Light Meter, showing the UV sensor, LCD display, and control buttons.
Figure 2: The Extech UV505 meter being held in a hand, demonstrating its portable size and outdoor usability.
The Extech UV505 features a UV sensor at the top, a large LCD display in the center, and several control buttons below the display. The main power button is typically orange and centrally located. Other buttons include ZERO, UNIT, and a backlight button (often indicated by a light bulb icon) and a HOLD button (indicated by 'H'). The battery compartment is located on the rear of the device.
5. Kuweka
5.1 Ufungaji wa Betri
- Tafuta sehemu ya betri nyuma ya mita.
- Press the release button (if present) and slide open the battery cover.
- Ingiza betri mbili za AAA, hakikisha polarity sahihi (+ na -).
- Replace the battery cover and ensure it clicks securely into place.
6. Maagizo ya Uendeshaji
6.1 Washa/Zima
- To power on the meter, press the orange power button.
- To power off the meter, press and hold the orange power button until the display turns off. The meter also features an auto power-off function after a period of inactivity.
6.2 Kuchukua Kipimo
- Nguvu kwenye mita.
- Point the UV sensor directly towards the UV light source you wish to measure.
- Read the UV intensity value displayed on the LCD screen.
6.3 Kazi ya Sifuri
- To ensure accurate readings, especially in low UV environments, use the ZERO function.
- Cover the UV sensor completely to block all light.
- Press the 'ZERO' button. The display should show '0' or a very small value.
6.4 Uteuzi wa Kitengo
- Press the 'UNIT' button to cycle through available measurement units, typically µW/cm² (microwatts per square centimeter) and mW/cm² (milliwatts per square centimeter).
6.5 Uhifadhi wa Data
- Press the 'HOLD' button (often marked 'H') to freeze the current reading on the display.
- Press 'HOLD' again to release the reading and return to live measurement.
Kipengele cha Dakika/Kipeo cha Juu cha 6.6
- While measuring, press the 'MIN/MAX' button (or similar, depending on model) to display the minimum or maximum UV intensity recorded since the function was activated.
- Cycle through Min, Max, and current readings by pressing the button repeatedly.
- To clear Min/Max memory, typically press and hold the 'MIN/MAX' button, or power cycle the device.
Mwangaza wa nyuma
- Press the backlight button (light bulb icon) to illuminate the LCD display for better visibility in low-light conditions.
- Press it again to turn off the backlight.
7. Matengenezo
7.1 Kusafisha
- Futa mita ya casing na laini, damp kitambaa. Usitumie visafishaji vya abrasive au vimumunyisho.
- Keep the UV sensor clean and free from dust or debris to ensure accurate readings. Use a soft brush or compressed air if necessary.
7.2 Hifadhi
- Wakati haitumiki kwa muda mrefu, ondoa betri ili kuzuia kuvuja.
- Store the meter in its protective pouch in a cool, dry place, away from direct sunlight and extreme temperatures.
7.3 Ubadilishaji wa Betri
- When the low battery indicator appears on the display, replace the batteries as described in Section 5.1.
8. Utatuzi wa shida
- Kipima hakiwashi: Angalia usakinishaji wa betri na uhakikishe kuwa betri ni mpya.
- Usomaji usio sahihi: Ensure the sensor is clean and unobstructed. Perform a ZERO calibration. Verify correct unit selection.
- Onyesho ni hafifu au kumeta: Badilisha betri.
9. Vipimo
| Vipimo | Maelezo |
|---|---|
| Mtengenezaji | Extech |
| Nambari ya Sehemu | UV505 |
| Uzito wa Kipengee | 3.2 wakia |
| Vipimo vya Bidhaa | Inchi 1.9 x 1 x 5.2 |
| Nambari ya Mfano wa Kipengee | UV505 |
| Betri | Betri 2 za AAA zinahitajika (pamoja na) |
| Aina ya Kiini cha Betri | Alkali |
| Mfumo wa Kipimo | Kipimo |
| Vipengee vilivyojumuishwa | Meter, two AAA batteries, and a pouch |
| Tarehe ya Kwanza Inapatikana | Juni 12, 2018 |
10. Udhamini na Msaada
For warranty information or technical support, please refer to the official Extech webtovuti au wasiliana na idara yao ya huduma kwa wateja. Weka risiti yako ya ununuzi kama dhibitisho la ununuzi kwa madai yoyote ya udhamini.
