Description
Overview
GAOTek Multi-gas Detector uses high-performance sensors to continuously monitor up to four gases and includes a people-fall alarm function. It also features built-in temperature and humidity sensors, providing real-time data. With wireless capabilities, security personnel can access real-time equipment data and alarm statuses from anywhere. Its visual data display, a large 2.3-inch full-color screen, and rapid response times enhance personnel safety significantly, taking it to a new level.
Features
- Durable high-performance sensor
- Fast response with active pump suction
- Real-time temperature and humidity display
- Smart compensation and auto-calibration
- User-friendly 2.3-inch (58.42 mm) full-color screen
- Switchable units and language
- 6000 mAh lithium battery with mobile charging
- Robust, waterproof design for data storage and transmission
Technical Specification
| Working principle | TCD thermal conduction (Infrared is optional) |
| Detection range | 0 ppm to 10 ppm, 0 ppm to 50 ppm, 0 ppm to 100 ppm, 0 ppm to 500 ppm, 0 ppm to 1000 ppm, 0 ppm to 2000 ppm, 0 ppm to 10000 ppm(optional) |
| Resolution | 0.01ppm (0 ppm to 100 ppm); 0.1ppm (0 ppm to 1000 ppm); 1 ppm (>1000 ppm) |
| Sampling method | Active pump suction, built-in air pump can open or close independently Flow speed: 500mL/min |
| Accuracy | ≤±3% F.S. |
| Repeatability | ≤±1% |
| Zero drift | ≤±1% (F.S./year) |
| Response time | ≤20 s (T 90) |
| Recovery time | ≤30 s |
| Shell material | High strength abrasion resistant polycarbonate enclosure Stainless steel |
| Battery | Standard 6000 mAh capacity lithium battery, more than 30 hours continuous working time, charging time less than 7 hours, support mobile power supply and charging, USB port mobile phone charger compatible. |
| Charger | Standard 5 V 2.1A USB quick charger, plug removable, each charger is equipped with four plugs (US, Europe, UK/HK, AU standard). |
| Alarm method | Sound alarm 95 dB@ 11.81 in (300 mm), red LED alarm light, personnel falling alarm, short distance wireless and long-distance GPRS alarm. |
| Alarm value setting | A1 alarm value, A2 alarm value TWA, STEL, and low-concentration alarm values can be set individually. |
| Screen | 2.3-in (58.42 mm) TFT |
| Backlight | Manual, automatic when alarming |
| Button | 7 buttons navigation |
| Direct reading | Measured value, data logging status, pump working status, environment temperature and humidity, maximum value, minimum value, average value |
| Data storage | Auto storage, manual storage, and single-point storage. Storage interval can be customized, and 300,000 groups of data can be stored with date/time data, if matching micro-SD memory card, then can store 10 million or more; with data recovery function can choose part or all of the data recovery. |
| Data download | Support USB data download; support GPRS wireless transmission (optional) |
| Data print | Support micro-portable printer and Bluetooth wireless printing. |
| Calibration | 3 to 8 levels of the target-point automatic calibration can set the calibration certified value, zero setting. |
| Explosion-proof | ExdⅡCT 4 Ga (Intrinsically Safe) |
| Protection class | IP66 (water and dust proof) |
| Operation mode | User mode, administrator mode |
| Working temperature | -40 ℉ to 158 ℉ (-40 ℃ to 70 ℃)(If matches with high-temperature sample handles can measure up to 1472 ℉ (800℃) |
| Working humidity | 0% RH to 95% RH (Non-condensing) |
| Weight | 1.15 lb (520 g) |
| Dimensions | 3.15 in x 7.87 in x 2.28 in (80 mm × 200 mm × 58 mm) |