Overview
The Enviro Test Construct portable multi-gas leak detector – bright visual alarm is a multi-gas detector that has been certified by IECEx, ATEX, and EMC. It features an IP68 rating and an explosion-proof rating of Ex ia I Ma and Ex ia IIC T4, making it suitable for use in coal mines. The lightweight and compact design features two user-friendly buttons. The standard gas types supported include carbon monoxide (CO), hydrogen sulfide (H2S), oxygen (O2), and lower explosive limit (LEL). Additionally, it offers the ability to customize hundreds of different gases. MicMeta provides wireless functionality for remote data access, and its standard data logger allows for the direct export of real-time data and alarm events to a personal computer (PC).
Features
- Compact and lightweight
- User-friendly operation
- Bright visual alarm
- Superior dust and water resistance
- Durable construction
- EMC tested
- Ergonomic design
Technical Specifications
| Sampling Method | Diffusion |
| Gas Type | LEL CO O2 H2S |
| Response Time | ≤ 60 S (T90) |
| Precision | ≤ ± 5 % FS or ± 10 % (depends on the specific sensor) |
| Automatically Test And Calibrate After Power-On | Including auto-test, calibration, auto-zero, maximum value (MAX), minimum value (MIN), STEL, TWA value |
| Unit | PPM and mg/m³ can be switched and displayed by one key, and the concentration value is automatically converted by the system |
| Display | Segment code LCD display |
| Calibration Platform | Modification, function testing and calibration operations can be performed on DKM-MicMeta docking station (optional) |
| Data Record | 1000 sets data records and 100 sets events records |
| Alarm | 95 dB buzzer, vibration alarm and flashing red bars and alarm status indication on the screen, alarm latched; diagnostic alarm and battery under voltage alarm, man down alarm, alarm set points for all sensors are user adjustable. |
| Battery | 3.7 V rechargeable lithium battery, battery capacity 2300 mA |
| Working Hours | Standby time 18 h, charging time < 6 h |
| Wireless Transmission | Bluetooth transmission function (optional), Lora transmission function (optional) |
| Explosion-Proof Grade | CNEX: Ex ia IIC T4 Ga |
| Protection Grade | IP66 or IP68 |
| Humidity | 0 % RH to 95 % RH (non-condensing) |
| Environmental Pressure | 12.47 psi to 15.37 psi (86 Kpa to 106 Kpa) |
| Size | 4.45 in x 2.36 in x 1.26 in (11.3 cm x 6.0 cm x 3.2 cm) |
| Weight | 7.05 oz (200 g) (with lithium battery) |
| Working Temperature | – 4 °F to 131 °F (- 20 °C to 55 °C) |
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