G4 Portable 4 Gas Detector | GasReady

G4 Portable 4 Gas Detector | GasReady

The ultra-compact G4 portable 4 gas detector features an upgraded 5-year oxygen sensor and vivid TFT display. Its rapid 2.5-hour charging and data-export capabilities deliver maximum uptime and professional safety tracking.

FEATURES

• Extended Sensor Longevity: Equipped with a high-performance oxygen sensor offering an industry-leading 5-year lifespan for long-term operational reliability.

• Intelligent Data Visualization: Features a bright TFT color screen displaying real-time matrices and trend curves, with easy USB export for all alarm and calibration logs.

• Rapid Power & High Endurance: Supports fast charging in just 2.5 hours, providing over 8 hours of continuous monitoring for extended shifts in confined spaces.

• Certified Triple-Alarm Protection: Internationally tested for accuracy, featuring a persistent light, sound, and vibration alert system that stays active until environments are confirmed safe.

SPECIFICATIONS

Parameter	Specifications
Gas Detected	Combustible EX, O₂, CO, H₂S (Customizable for other gases)
Accuracy	EX: ≤±5% FS; CO: ≤±5 μmol/mol or ±10%; H₂S: ±2 μmol/mol or ±10%; O₂: ±2% FS
Response Time (T₉₀)	EX: ≤30s; CO: ≤30s; H₂S: ≤60s; O₂: ≤20s
Indication Mode	High-definition LCD for real-time data & system status
Alarm System	Audible buzzer, LED visual, and tactile vibration alerts
Status Notifications	Fault indicators and under-voltage protection alerts
Work Environment	-20°C to 50°C; Humidity ≤95% RH (non-condensing)
Power Supply	DC 3.7V (High-capacity 2000mAh lithium battery)
Operating Time	Standby Time: ≥8 Hours; Charging Time:2.5 Hours
Sensor Life Time	O₂: Up to 5 Years; Others: 2 Years
Explosion-Proof Mark	Ex ib IIC T4 Gb, Ex db ib IIC T4 Gb (with LEL sensor)
Dimensions	116 × 52 × 37 mm (including alligator clip)
Weight	Approx. 192g

COMMON GAS DETECTED

Gas Detected	Standard Range	Optional Range	Accuracy	Resolution	Low Alarm	High Alarm
Oxygen (O₂)	0~30% VOL	0~30% VOL	≤±2% FS	0.1% VOL	19.5	23.5
Combustible	0~100% LEL	0~100% LEL	≤±5% FS	1% LEL	20	50
Methane (CH₄)	0~4% VOL	0~4% VOL	≤±5% FS	0.01% VOL	1.00	2.50
Carbon Monoxide (CO)	0~1000 PPM	0~2000/5000	≤±5% FS	1 PPM	50	200
Hydrogen Sulfide (H₂S)	0~100 PPM	0~50/200/1000	≤±5% FS	1/0.1 PPM	10	20
Ammonia (NH₃)	0~100 PPM	0~50/500/1000	≤±5% FS	1/0.1 PPM	20	50
Hydrogen (H₂)	0~1000 PPM	0~40000 PPM	≤±5% FS	1/0.1 PPM	200	500
Chlorine (CL₂)	0~20 PPM	0~100/150 PPM	≤±5% FS	1/0.1 PPM	5	10
Hydrogen Chloride(HCL)	0~20 PPM	0~20/150 PPM	≤±5% FS	1/0.1 PPM	5	10
Sulfur Dioxide (SO₂)	0~20 PPM	0~50/100 PPM	≤±5% FS	1/0.1 PPM	5	10
Nitric Oxide (NO)	0~250 PPM	0~500/1000 PPM	≤±5% FS	1/0.1 PPM	50	125
Nitrogen Dioxide (NO₂)	0~20 PPM	0~50 PPM	≤±5% FS	1/0.1 PPM	5	10
Carbon Dioxide (CO₂)	0~5000 PPM	0~5% /10% VOL	≤±5% FS	1PPM	1000	2000
Phosphine (PH₃)	0~20 PPM	0~20 PPM	≤±5% FS	1 PPM	5	10
Hydrogen Cyanide(HCN)	0~50 PPM	0~50 PPM	≤±5% FS	1 PPM	10	25
Ethylene Oxide (C₂H₄O)	0~100 PPM	0~100 PPM	≤±5% FS	1 PPM	20	50
Ozone (O₃)	0~100 PPM	0~20/100 PPM	≤±5% FS	0.1 PPM	20	50
Formaldehyde (CH₂O)	0~40 PPM	0~50/100 PPM	≤±5% FS	1/0.1 PPM	8	20
Benzene (C₆H₆)	0~1000 PPM	0~1000 PPM	≤±5% FS	1 PPM	200	500
Toluene (C₇H₈)	0~1000 PPM	0~1000 PPM	≤±5% FS	1 PPM	200	500
Xylene (C₈H₁₀)	0~1000 PPM	0~1000 PPM	≤±5% FS	1 PPM	200	500
VOC	0~1000 PPM	0~1000 PPM	≤±5% FS	1 PPM	200	500
Vinyl Chloride (C₂H₃CL)	0~250 PPM	0~250 PPM	≤±5% FS	1 PPM	50	125
Methanol (CH₃OH)	0~30 PPM	0~30 PPM	≤±5% FS	1 PPM	6	15
Isobutene (C₄H₈)	0~90 PPM	0~90 PPM	≤±5% FS	1 PPM	18	45
Ethanol (C₂H₆O)	0~80 PPM	0~80 PPM	≤±5% FS	1 PPM	16	40

Note:

*We can detect up to 600 gases. Please contact us for more info if you cannot find the gas you need to detect above.
*The specific configurations and parameters are subject to the manufacturer’s technical documents.

 

 

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