Overview
GAOTek Four In One Gas Analyzer uses imported high-performance sensors, making it an intelligent detection alarm capable of continuously monitoring up to four gases and providing a fall alarm function. It includes built-in temperature and humidity sensors for real-time display. wireless feature enables security personnel to access real-time equipment data and alarms from anywhere. With visual data display on a large 2.3 in (58.42 mm) full-color screen and faster response time, it enhances personnel safety significantly.
Features
- High-performance sensor, 2 to 3 years service life
- Active pump suction, quick response time
- Built-in temp and humidity sensors, real-time display
- Supports switch of PPM, % VOL, mg/m3, mg/L; Chinese & English interface
- 6000 mAh lithium battery, 30+ hours working, mobile power supply compatible
- Standard 5V 2.1A USB charger, removable plug, global compatibility
- Real-time data transmission in 5 alarm modes locally and remotely
- Durable polycarbonate enclosure, waterproof, anti-corrosion, IP66 protection
- Real-time and timing detection modes, various storage options
- RTU short-range or GPRS wireless transmission modes
- Supports USB data download, portable printer, Bluetooth wireless printing
TECHNICAL SPECIFICATIONS
| Detection gas | At most four different gases in air |
| Working principle | TCD thermal conduction (Infrared is optional) |
| Detection range | 0 ppm to 10 ppm, 0 ppm to 50 ppm, 0 ppm to100ppm, 0 ppm to 500 ppm, 0 ppm to 1000 ppm, 0 ppm to 2000 ppm, 0 ppm to 10000 ppm (optional) |
| Resolution | 0.01 ppm (0 ppm to 100 ppm); 0.1 ppm (0 ppm to 1000 ppm); 1ppm(>1000 ppm) |
| Sampling method | Active pump suction, built in air pump can open or close independently Flow speed: 0.13 GPM (500mL/min) |
| Accuracy | ≤±3% F.S. |
| Repeatability | ≤±1% |
| Zero drift | ≤±1% (F.S./year) |
| Response time | ≤20 s (T90) |
| 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 2.1 USB A quick charger, plug removable, each charger is equipped with four plugs (US, Europe, UK/HK, AU standard). |
| Alarm method | Sound alarm 95 dB at 11 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 value 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 data that 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 data recovery. |
| Data download | Support USB data download; support GPRS wireless transmission (optional) |
| Data print | Support micro-portable printer, bluetooth wireless printing. |
| Calibration | 3 to 8 level of the target-point automatic calibration, can set the calibration certified value, zero setting. |
| Explosion proof | ExdⅡCT4 Ga (Intrinsically Safe) |
| Protection class | IP 66 (water and dust proof) |
| Operation mode | User mode, administrator mode |
| Working temperature | -40 °F to 158 °F (-40 ℃ to 70 ℃) (If match with high temperature sample handles, can measure up to 1472 °F (800 °C)) |
| Working humidity | 0% RH to 95% RH (Non-condensing) |
| Weight | 1.14 lbs (520 g) |
| Dimensions | 3.14 in x 7.87 in x 2.28 in. (80 mm x 200 mm x 58 mm) |
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