4 In 1 Gas Leak Meter

Accuracy(2):
Color-Red
Color-Orange

Measurement Range(2)
DR850(O2/CO/H2S/COMB)
Parts -ABS Shell

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About this product
Accurate Detection: The RTTPP DR850 features a highly accurate detection principle with a 5% FS indication error, ensuring reliable results in detecting O2, CO, H2S, and COMB gases.
Compact and Portable Design: Weighing only 250g, this device is perfect for users who need to carry it on-site, making it ideal for users like construction workers who require a lightweight and portable gas detector.
Multi-Gas Detection: The device can detect four types of gases simultaneously, including O2, CO, H2S, and COMB, providing comprehensive gas detection capabilities.
Long-Lasting Performance: With an IP65 production grade, this device can withstand harsh environments and ensure long-lasting performance in various conditions.
1-Year Warranty: The RTTPP DR850 comes with a 1-year warranty, providing peace of mind for users and ensuring that the device remains reliable throughout its lifespan.

DR850 comes with a 1-year warranty, providing peace of mind for users and ensuring that the device remains reliable throughout its lifespan.
Type	Portable Multi Gas Detector
Customized support	OEM, ODM
Place of Origin	Shandong, China
Warranty	1 year
Brand Name	lnal
Model Number	DR850
Power	N
Material	N
Product name	Portable Multi Gas Detector
Detecting Gas	O2 / CO / H2S / COMB
Detection Principle	Catalytic combustion, Electrochemical
Range	0~100%LEL, 0~30%VOL
Production Grade	IP65
Indication Error	±5%FS
Product Weight	250g
Shell Material	ABS
OEM	≤30s

Packaging and delivery
Selling Units:	Single item
Single package size:	22X22X18 cm
Single gross weight:	1.500 kg

Specification: Model: BTQ-DR850 Detection Gas: Combustible Gas, Toxic Gas, Oxygen Detection Range: 0-100%LEL Minimum Reading: 1%LEL Production Grade: IP65 Shell Material: ABS Alarm Mode: LCD Display + Sound & Light & Vibration Instrument Weight: 250g Charging: USB,3.7V/1500mAh Product Size: 1506828mm Alarm Point: High/Low Alarm Point Service Life: 2-3years(depending on the environment) Using Environment: Humidity:(25-75)%RH/Temperature -20-50℃
Feature: 1. Color LCD screen, English menu operation. 2. Sound, light and vibration alarm. 3. 2048 data storage, record alarm time, value, alarm records can be exported. 4. Adopt 32-bit ARM low-power high-speed processor. 5. Any combination of various gases. 6. Large capacity battery, long working time. 7 Histogram shows gas concentration.

Model:	DR850
Applicable gas:	Combustible gas, Toxic gas
Detection principle:	Catalytic combustion, Electrochemical, IR, MOS, PID
Detection range:	0-100%LEL、0-Nμmol/mol、0-30%VOL
Indication error:	土5%FS
Sampling mode:	Diffusion type
Service life:	2-3 years(depend on environment)
Product Size:	1506840mm
Battery specification :	3.7V/2500mAh
Product weight:	250g
Response time:	≤30s
Using environment:	(25-75)%RH / -20-50°C
Display screen:	LCD screen
Display content:	Gas name+measured value+time+electric quantity
Alarm mode:	Acousto-optic alarm+ vibration alarm
Protection level:	IP65、Ex ib IIB T3 Gb

Gas Measuring Range
Detected Gas	Detection Range	Resolution	Low/High alarm point	Detection Accuracy
Combustible gas(CH4, LPG)	0-100%LEL	1%LEL	20/50%LEL	±5%FS
CO	0-500/1000/2000PPM	1PPM	50/100PPM	±5%FS
H2S	0-100/1000PPM	1PPM	10/20PPM	±5%FS
O2	0-30%VOL	0.1%VOL	19/23%VOL	±5%FS
NH3	0-100/500/5000PPM	1PPM	20/50PPM	±5%FS
CL2	0-50PPM	0.1PPM	2/5PPM	±5%FS
H2	0-1000PPM	1PPM	50/100PPM	±5%FS
HCL	0-50PPM	0.1PPM	2/5PPM	±5%FS
NO	0-250/2000PPM	1PPM	25/50PPM	±5%FS
N02	0-20PPM	0.1PPM	5/10PPM	±5%FS
PH3	0-20PPM	0.1PPM	1/5PPM	±5%FS
SO2	0-20/50PPM	0.1PPM	2/5PPM	±5%FS
HCN	0-50PPM	0.1PPM	5/10PPM	±5%FS
ETO	0-100PPM	1PPM	10/20PPM	±5%FS
CLO2	0-50PPM	0.1PPM	5/10PPM	±5%FS
HF	0-10PPM	0.1PPM	5/10PPM	±5%FS
F2	0-1PPM	0.1PPM	0.2/0.5PPM	±5%FS
BR2	0-10PPM	0.1PPM	2/5PPM	±5%FS
HCHO	0-10PPM	0.1PPM	0.5/1PPM	±5%FS
SF6	0-1000PPM	1PPM	50/100PPM	±5%FS
CO2	0-1/5/20/50/1000	0.1PPM	0.5/1PPM	±5%FS
C6H6	0-100PPM	1PPM	20/50PPM	±5%FS
VOC	0-100/1000/2000PPM	1PPM	20/50PPM	±5%FS