Overview
Hospitality Enviro Tech’s handheld industrial multi-gas detector is designed to provide simultaneous detection of up to four gases using high-precision sensors with short response times. It features a TFT color LCD, a three-button interface, and a triple alarm system that includes audible, visual, and vibration alerts. The device supports bilingual display modes, offers clear graphical and text-based interfaces, and includes a stainless-steel back buckle for convenient field carrying.
Features
- Diffusion type detection
- 1000 alarm records and inquiries
- Restore-factory-settings function
- TFT color LCD with clear display
- Triple alarm: sound, light, and vibration
- Configurable for any four gases
- Trend chart viewing for recent data changes
- Working indicator light
- TYPC charging port
- Three-button operation
Technical Specifications
| Single gas detector type | O2 or CO or H2S or LEL |
| O2 measuring range | 0 to 25% VOL, 0.01% VOL resolution, electrochemical sensor |
| CO measuring range | 0 to 1000 ppm, 1 ppm resolution, electrochemical sensor |
| H2S measuring range | 0 to 100 ppm, 0.1 ppm resolution, electrochemical sensor |
| LEL measuring range | 0 to 100% LEL, 0.1% LEL resolution, catalytic combustion sensor |
| Accuracy | ≤ ±3% (F.S) |
| Response time | T90 ≤ 20 s |
| Detection method | Diffusion type |
| Battery | 3.7 VDC high-performance lithium battery |
| Running time | > 16 hours |
| Charging time | ≤ 8 hours |
| Protection level | IP65 |
| Protection grade | ExiaⅡ CT4Ga |
| Additional features | Stainless steel back buckle; bilingual switching |
| Operation temperature | -4 °F to 122 °F (-20 °C to 50 °C) |
| Operation humidity | 10% to 95% RH (non-condensing) |
| Product dimensions | 4.92 in to 2.60 in to 1.81 in (125 mm to 66 mm to 46 mm) |
| Weight | 0.42 lb (189 g) |








