CD4(A) Portable Multi-parameter Detector

Adopt infrared methane sensor,with long calibration period and good stability.

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Instruments and Meters

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Product description

● Adopt infrared methane sensor,with long calibration period and good stability.
● Color LCD liquid crystal display,can detect CH₄,CO,O₂,H₂S four kinds of gas at the same time.
● With data storage and historical curve analysis functions,it can store 2000 sets of data.
● With smart calibration,date,time and specifications display,sound and light alarm,under voltage alarm,data upload and other functions.

Main technical parameters

Technical parameters
Gas Detected		CH₄₍%)		CO(1×10 )^-6				O₂(%)		H₂S(1×10)
Measurement range		0.00～1.00	1.00～100	0～20	20～100	100～500	500～1000	0～5	5～25	0～49	50～100
Intrinsic error		±0.10%	±6% of true value	±2×10^-6	±4×10^-6	±5% of measurement value	±6% of measurement value	±0.5%	±3% F·S	±3×10^-6	10% of true value
Response time		≤25s		≤45s				≤35s		≤45s
Resolution ratio		0.01		1.00				0.10		1
Sensor life		≥5 years		≥2 years
Sound intensity level		＞80dB
Battery pack		104050/3.7V/2.0Ah Lithium manganite Li-ion battery
Continuous working hours		≥18 hours (after fully charged)
Explosion proof type		Exib I Mb
Dimensions		65×125×32mm
Product certification	MA certificate No.	MFA200395
	Explosion proof certificate No.	CQEx20.0488
Matching information	Standard configuration	Charger,leather case,inspection cover
	Optional device	BC-50 Charging rack for mining instrument