Description
Overview
GAOTek portable formaldehyde air quality gas detector – buzzer alarm is a continuous monitoring of a variety of single gas detection equipment. This product is suitable for environmental monitoring, industrial production, and other harmful gases in the working environment, which can effectively protect the health and safety of staff is not compromised.
Features
- Intelligent probe design for convenient calibration and maintenance
- Smart tips for faults, warning, operator error, and alarms
- Built-in CF calibration coefficients for VOC measurements
- Audible and visual alarm functions with status bar display
- Full-color 3.5-inch TFT screen for intuitive display
- Digital and curve display options for gas concentration
- USB communication port for direct computer communication
- Test record function with storage of a month’s measurement data
- Alarm recording function for tracking alarm history
- Calibration record function for monitoring calibration history
- High-capacity rechargeable lithium battery with automatic shutdown
- Customizable settings for reporting, shutdown time, and pump speed
- LCD display for real-time concentration, LED, and buzzer alarm indicators
Technical Specifications
| Sampling Way | Pump Priming |
| Sensor Type | Electrochemical |
| Test Range | Optional |
| Resolution | According to the range |
| Precision | ± 5 % FS |
| Response Time | T 90 < 30 seconds |
| Indicate Way | LCD display real-time concentration, LED and buzzer alarm |
| Data Storage | Can store multiple sets of data |
| Pressure Range | Atmospheric Pressure |
| Power Supply | Lithium Battery (3.7 V / 3000 Ah) |
| Operating Current | Normal Current: ≤ 150 mA; Alarm current: ≤ 200 mA |
| Relative Humidity | 15 % RH to 95 % RH, Non-condensing |
| Housing Material | PC |
| Storage Humidity | ≤ 90 %, No Condensation |
| Sensor Life | 1 year |
| Continuous Work Hours | 12 hours |
| Charge Time | 6 hours to 8 hours |
| Installation | Handheld or Stand-in |
| Protection Class | IP 65 |
| Storage Temperature | – 4 °F to 140 °F (- 20 ℃ to 60 ℃) |
| Operating Temperature | – 40 °F to 158 °F (- 40 ℃ to 70 ℃) |
| Dimensions | 8.98 in x 3.31 in x 1.99 in (22.8 cm x 8.4 cm x 5.05 cm) |
| Weight | 19.40 oz (550 g) |