Description
Overview
GAOTek portable ammonia gas detector – maintenance free is a maintenance-free single gas detector, it offers up to 2 years of protection-with no need for calibration, sensor replacement, battery replacement or battery charging. It’s IECEx, ATEX, CNEX explosion proof certificated and meet the highest standards of quality and reliability to ensure workers’ safety and compliance. It is small, sturdy, ergonomic, and can be attached to a work coat or cap with alligator clips for easy carrying.
Features
- Low power consumption and long standby time, the standby time is up to 2 years
- Maintenance free: just turn on the device and it will run continuously – no calibration, no sensor replacement, no battery charging
- Ultra-high buzzer alarm sound, 2 high-bright red LED up and down alarm, sound, light and vibration triple alarm to remind workers
- High point alarm, low point alarm, TWA, STEL multiple alarm types, the user can adjust the alarm set point as needed throughout the life cycle
- Automatic logging 10 sets of recent alarm events for easy and accurate record keeping
- Protection class IP68, splash-proof, dust-proof, explosion-proof, shock-proof, intrinsically safe circuit design
- Compact and lightweight design with two-button operation without extensive training
- Affordable, with low cost of ownership
- Small size, light weight, easy to carry
- The shell is made of high-strength materials, designed for a variety of harsh environments, comfortable and durable
- With self-test function, which can improve safety by automatic self-test
Technical Specifications
| Detect Gas | NH3 |
| Sensor Type | Electrochemical |
| Sampling Method | Diffusion |
| Measure Range | 0 ppm to 50 ppm, 0 ppm to 100 ppm |
| Resolution | 0.1 ppm |
| Precision | ≤ ± 3 % FS |
| Response Time | T 90 ≤ 30 S |
| Unit | PPM |
| Display | Gas name, Concentration unit, Measured value and Electricity |
| Alarm Mode | Sound, Light, Vibration alarm, High and Low alarm values can be set by yourself |
| Alarm Type | Low alarm, High alarm, STEL, TWA and Low Battery Alarm |
| Display | LCD Display |
| Working Humidity | 0 % RH to 95 % RH |
| Working air pressure | 12.4 PSI to 15.3 PSI (86 kPa to 106 kPa) |
| Temperature | – 4 °F to 122 °F (- 20 °C to 50 °C) |
| Dimensions | 3.54 in × 2.36 in × 1.30 in (9 cm x 6 cm x 3.3 cm) |
| Weight | 4.41 oz (125 g) |