1. හැඳින්වීම
The UNI-T UT334E is a portable, voice-enabled 4-in-1 gas detector designed for continuous monitoring of gas concentrations. This device integrates advanced circuit technology, embedded microcomputer control, and high-quality imported gas sensors to provide excellent sensitivity and repeatability. It features a dot matrix LCD display with support for both Chinese and English interfaces and voice prompts, ensuring ease of use and maintenance. The robust shell is constructed from high-strength engineering plastic, offering good vibration resistance, high strength, and protection against dust, water, and explosions.
This manual provides detailed instructions for the safe and effective operation, maintenance, and troubleshooting of your UT334E gas detector.
2 ආරක්ෂිත තොරතුරු
Please read and understand all safety instructions before operating the device. Failure to follow these instructions may result in injury, damage to the device, or inaccurate readings.
- ක්රමාංකනය: Ensure the device is regularly calibrated according to manufacturer guidelines to maintain accuracy.
- මෙහෙයුම් පරිසරය: Use the device within the specified temperature and humidity ranges. Avoid extreme conditions.
- පිපිරුම් උවදුර: This device is designed with explosion-proof features. However, always exercise caution in potentially explosive atmospheres. Do not attempt to open or repair the device in such environments.
- බැටරි ආරක්ෂාව: Use only the specified battery type. Do not expose the battery to high temperatures or attempt to disassemble it.
- සංවේදක ආරක්ෂණය: Avoid exposing sensors to high concentrations of gas for prolonged periods, as this may damage them or reduce their lifespan.
- නඩත්තු: Only qualified personnel should perform repairs or advanced maintenance.
- ගබඩා: Store the device in a clean, dry environment away from direct sunlight and corrosive substances.
3. නිෂ්පාදන අවසන්view
The UT334E is a compact and robust gas detector designed for reliable performance in various industrial and safety applications. Its ergonomic design ensures comfortable handheld operation.
රූපය 3.1: ඉදිරිපස view of the UNI-T UT334E Handheld Gas Detector, showing the display and control buttons.
This device is capable of detecting four types of gases simultaneously, providing comprehensive air quality monitoring.
Figure 3.2: Illustration highlighting the four gases detected by the UT334E: EX (combustible gases), H2S (Hydrogen Sulfide), CO (Carbon Monoxide), and O2 (Oxygen).
4 ප්රධාන ලක්ෂණ
The UT334E gas detector incorporates several features to enhance its functionality and user experience:
- බහු භාෂා සහාය: Switch between Chinese and English display interfaces and voice prompts.
- හතර ගුණයක අනතුරු ඇඟවීමේ පද්ධතිය: Features sound, light, vibration, and screen flashing for comprehensive alarm indications.
- අධි-ධාරිතා බැටරි: Equipped with a 5000mAh built-in lithium battery for extended operation.
- දත්ත ගබඩාව: Automatic storage of records that can be viewබාගත කර උපාංගය මත කෙලින්ම මකා දමන ලදී.
- Color LCD Display: A 2.4-inch color LCD display provides clear visualization of gas detection indicators.
- කල් පවතින ඉදිකිරීම්: අධි ශක්ති ඉංජිනේරු ප්ලාස්ටික් වලින් සාදා ඇති අතර, සම්පීඩනය-විරෝධී, බිංදු-විරෝධී සහ පිපිරුම්-ප්රතිරෝධී ගුණාංග ලබා දෙයි.
- අධි-නිරවද්ය සංවේදක: සංවේදී ප්රේරණය, කෙටි ප්රතිචාර කාලය සහ නිවැරදි අනාවරණය සඳහා ආනයනික සංවේදක භාවිතා කරයි.
- Curve Drawing: Supports curve drawing functionality, allowing for easy observation of periodic gas concentration states.
Figure 4.1: Visual representation of the key features of the UT334E, including its display, alarm types, and robust design.
5. පිරිවිතර
The following table details the technical specifications of the UNI-T UT334E gas detector:
| පරාමිතිය | අගය / පරාසය | පහළ අනතුරු ඇඟවීමේ ලක්ෂ්යය | ඉහළ අනතුරු ඇඟවීමේ ලක්ෂ්යය | විභේදනය |
|---|---|---|---|---|
| Detect Gas: EX | 0~100%LEL | 20.0%LEL | 50.0%LEL | 1%LEL |
| Detect Gas: H2S | 0~100PPM | 10.0PPM | 35.0PPM | 1PPM |
| Detect Gas: CO | 0~1000PPM | 50.0PPM | 150.0PPM | 1PPM |
| Detect Gas: O2 | 0 ~ 30% VOL | 19.5% VOL | 23.5% VOL | 0.1% VOL |
| ප්රතිචාර කාලය | T < 30S | |||
| සංදර්ශක දෝෂය | ≤ ±5%FS | |||
| උපදෙස් | LCD liquid crystal display real-time data and system status, light, vibration, screen flicker and Real-life voice recording (Chinese and English) prompts | |||
| වැඩ කරන පරිසරය | Temperature -20℃~50℃; Humidity < 95%RH condensation | |||
| මෙහෙයුම් වෙළුමtage | DC3.7V (lithium battery 5000mAh) | |||
| ආරෝපණ කාලය | 4h | |||
| පොරොත්තු කාලය | Can be used continuously for more than 10 hours when fully charged | |||
| සංවේදක ජීවිතය | අවුරුදු 2 ක් | |||
| භෞතික මානය | 140 × 73 × 32 මි.මී | |||
| බර | ග්රෑම් 215 | |||
අමතර පිරිවිතර:
- අයිතමයේ බර: රාත්තල් 1.32 කි
- නිෂ්පාදන මානයන්: අඟල් 6.5 x 4.33 x 4.72
- ද්රව්ය: ඇක්රිලෝනයිට්රයිල් බියුඩඩීන් ස්ටයිරීන් (ABS)
- බලශක්ති ප්රභවය: බැටරි බලයෙන්
- වට්tage: වොට් 5 යි
- මිනුම් නිරවද්යතාව: ±0.1%
- සහතික: CE, ISO 9001, RoHS, UKCA
6. පිහිටුවීම
6.1. උපාංගය ආරෝපණය කිරීම
Before first use, fully charge the UT334E gas detector. The device is equipped with a 5000mAh lithium battery. Use a standard MicroUSB cable and a compatible power adapter (not included) to charge the device.
- MicroUSB කේබලය උපාංගයේ ආරෝපණ වරායට සම්බන්ධ කරන්න.
- Connect the other end of the cable to a USB power source (e.g., wall adapter, power bank).
- The display will show a charging indicator.
- ආරෝපණය කිරීම සාමාන්යයෙන් සම්පූර්ණ ආරෝපණයක් සඳහා පැය 4 ක් පමණ ගත වේ.
Figure 6.1: The UT334E connected to a power source via MicroUSB for charging, with the battery charge indicator visible on the screen.
6.2. මූලික බලය සක්රිය කිරීම
After charging, press and hold the power button (usually marked with a power symbol) for a few seconds until the device powers on and the display illuminates. The device will perform a self-test upon startup.
7. මෙහෙයුම් උපදෙස්
7.1. බලය සක්රිය / අක්රිය කරන්න
- බල ගැන්වීම: තිරය දැල්වෙන තුරු බල බොත්තම ඔබාගෙන සිටින්න.
- විදුලිය විසන්ධි කිරීම: Press and hold the power button until the shutdown prompt appears, then confirm.
7.2. භාෂා තේරීම
The device supports both Chinese and English interfaces. Refer to the device's menu options (typically accessible via the 'OK' or menu button) to navigate to language settings and select your preferred language.
7.3. සංදර්ශකය තේරුම් ගැනීම
The 2.4-inch color LCD displays real-time gas concentrations for EX, H2S, CO, and O2. It also shows battery status, time, and other operational indicators. Familiarize yourself with the layout to quickly interpret readings.
7.4. Gas Detection and Alarms
The UT334E continuously monitors the ambient air for the four specified gases. When gas concentrations exceed the preset low or high alarm points, the device will activate its quadruple alarm system:
- ශබ්ද අනතුරු ඇඟවීම: An audible buzzer will sound.
- සැහැල්ලු එලාම්: Indicator lights on the device will flicker.
- කම්පන එලාමය: උපාංගය කම්පනය වනු ඇත.
- තිර දැල්වීම: The display background may change color (e.g., red) and flash to draw attention to the alarm condition.
Figure 7.1: Visual representation of the quadruple alarm system, showing lights flickering, buzzer alarm, red background reminder on the screen, and body vibration.
7.5. Data Logging and Curve Drawing
The device automatically stores detection records. Users can access these records through the menu to view historical data. The curve drawing function allows for a graphical representation of gas concentration changes over time, aiding in the analysis of periodic states.
Figure 7.2: The UT334E display showing a gas concentration curve, illustrating the device's ability to track and visualize changes over time.
8. නඩත්තු කිරීම
Proper maintenance ensures the longevity and accuracy of your UT334E gas detector.
- පිරිසිදු කිරීම: උපාංගය මෘදු, ඩී සමඟ පිස දමන්නamp cloth. Do not use abrasive cleaners or solvents. Ensure no liquid enters the sensor openings or charging port.
- සංවේදක සත්කාරය: Keep the sensor area clean and free from obstructions. Avoid direct contact with the sensors.
- බැටරි සත්කාර: Recharge the battery when the low battery indicator appears. Avoid fully discharging the battery frequently. If storing for an extended period, charge the battery to approximately 50% and recharge every few months.
- ක්රමාංකනය: Regular calibration is crucial for maintaining measurement accuracy. Refer to the device's menu for calibration options or contact UNI-T support for service.
- ගබඩා: Store the device in a cool, dry place, away from direct sunlight, extreme temperatures, and corrosive chemicals.
9. දෝශ නිරාකරණය
If you encounter issues with your UT334E, refer to the following common problems and solutions:
- උපාංගය ක්රියාත්මක නොවේ: Ensure the battery is fully charged. If the issue persists, contact support.
- වැරදි කියවීම්: Check if the sensor area is clean and unobstructed. The device may require calibration. Avoid using the device in environments outside its specified operating conditions.
- Alarm constantly active: Move to a well-ventilated area to confirm if there is a real gas leak. If the alarm persists in a clean environment, the sensor might be faulty or require calibration.
- සංදර්ශක ගැටළු: If the screen is blank or flickering abnormally, try restarting the device. Ensure the battery is charged.
- ආරෝපණ ගැටළු: Verify the MicroUSB cable and power adapter are functioning correctly. Ensure the charging port is clean.
For problems not listed here or if troubleshooting steps do not resolve the issue, please contact UNI-T customer support.
10. වගකීම් සහ සහාය
UNI-T products are manufactured to high-quality standards and are backed by a limited warranty. Please refer to the warranty card included with your product for specific terms and conditions, including warranty period and coverage details.
For technical support, service, or warranty claims, please contact UNI-T customer service through their official website or the contact information provided in your product packaging. When contacting support, please have your product model (UT334E) and purchase information ready.
UNI-T Official Webඅඩවිය: www.uni-trend.com
