Portable low-power gas detector

NegotiableUpdate on 04/06

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Nature of the Manufacturer: Producers

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Place of Origin

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Overview

The main function of the portable low-power gas detector (NGP40-104K1) is to accurately detect gas leaks or gas concentration exceeding the standard alarm. The main detection principles include electrochemistry, low-power infrared, etc. Widely used in firefighting, emergency rescue, confined spaces, petroleum, chemical, metallurgical, refining, gas, warehousing, medicine and other occasions.

Product Details

NGPGPortable low-power gas detector

Model: NGP40-104K1

Features of Portable Low Power Gas Detector：

l Ultra low power consumption design, no charging, working time1-2year

l Diffusion measurement

l Fireproof, anti-static, and anti high-frequency radiation

l Unit switching, optional units:umol/molTheppmThemg/m3The%VOLThe%LEL.

l Support data storage

l 3Convenient button operation

l Communication interface: infrared

l battery capacity1600mAh，

l Fall alarm

l Data recovery function, which can partially or completely restore factory data.

l 1.5inchLCDbacklight display

l Multiple alarm methods and alarm mode settings, with multi-dimensional and three-dimensional indication of alarm status during alarm

Alarm methods: sound and light alarm, vibration alarm.

Alarm types: concentration alarm, undervoltage alarm, fault alarm.

Alarm modes: low alarm, high alarm, interval alarm, weighted average alarm.

l The misoperation recognition function automatically identifies and prevents concentration calibration misoperations.

l Zero point automatic tracking to avoid zero drift

l Multi level calibration of target points ensures the linearity and accuracy of measurements.

l Intrinsic safety circuit design, explosion-proof and shockproof

l Protection levelIP68Rain proof, soaking proof, and dust-proof

l Execution standard:

GBT 3836.1—2021General Requirements for Electrical Equipment Used in Explosive Gas Environments

GBT 3836.4—2021Inherent Safety Type "i" for Electrical Equipment Used in Explosive Gas Environments

GB T50493-2019 "Design Standard for Combustible Gas and Toxic Gas Detection and Alarm in Petrochemical Industry"

GB 15322.3-2019 Combustible Gas Detectors Part 3: Portable Combustible Gas Detectors for Industrial and Commercial Use

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Outline drawing:	Technical Specifications:detection factor Single gas (carbon monoxide)
CO、 Hydrogen sulfide (H2S), oxygen (O2), combustible gases (Ex), carbon dioxide (CO2), etc,	Based on the on-site environment and user needs
Testing Scope	Based on the on-site environment and user needsUnit Display
Optional units:	umol/mol、ppm、mg/m3、%VOL、%LEL
Detection Principle	Electrochemical, low-power infrared, depending on range, on-site environment, and user requirementssensor lifespan
electrochemistry	2-3 years, 5-10 years for infrared
Detection method	Diffusion measurement
display mode	1.7寸LCD
Display content	Real time concentration, alarm, battery level, charging status, concentration unit, gas name, etcdetection accuracy	Typical accuracy:	≤± 3% FS (optional higher precision sensor)
uncertainty ≤±2% line	sex	degree ≤±3% heavy	again
sex	≤±2%	response time	T90 ≤ 30 seconds (universal)
recovery time	≤ 30 seconds (universal)
working power supply	DC3.6V
battery capacity	1650mAh energy battery, no charging, working time 1-2 yearsUsage environment
temperature	-20 ℃~+50 ℃, customizable -40 ℃~+70 ℃ Relative humidity: 10-95% RH
communication interface	Infrared, optional communication base for communication, manual calibration, and data export
data storage	support
Interface language	English displayexplosion-proof type
intrinsically safe	ExiaⅡCT4Ga
Protection level	IP68Shell material
High strength, corrosion-resistant, fire-resistant polycarbonate, fully encapsulated, anti drop, wear-resistant, anti-static, effectively resistant to drop height	≥ 8 metersOverall dimensions	Maximum size 87×63×32mm(L×W×H)	heavyquantity
about	200g
Standard Appendix	Calibration cover (diffusion type), instruction manual, certificate of conformity, packaging boxOptional accessories
Communication base（	TYPE-C interface)Manufacturer QualificationISO9001 Quality Management System Certification, IS014001 Environmental Management System Certification IS010012

Measurement Management System CertificationCertificates, explosion-proof certificates, etcCommon Gas Appendix（

The other ranges and corresponding resolutions in the table below can be customized	）：	gas detection	range	resolution	gas detection
range	resolution	VOCs(VOC)	0-20ppm	0.001ppm	Chlorine dioxide (CLO2)
0-1ppm	0.001ppm	VOCs(VOC)	0-200ppm	0.001ppm	Chlorine dioxide (CLO2)
0-100ppm	0.01ppm	VOCs(VOC)	0-2000ppm	0.1ppm	Ethylene oxide (ETO)
0-100ppm	0.01ppm	Flammable gas (EX)	0-100%LEL	0.1%LEL	Phosgene (COCL2)
0-1ppm	0.001ppm	Methane (CH4)	0-100%LEL	0.1%LEL	Silane (SiH4)
0-1ppm	0.001ppm	Propane (C3H8)	0-100%LEL	0.1%LEL	Silane (SiH4)
0-50ppm	0.01ppm	Oxygen (O2)	0-30%Vol	0.01%Vol	Fluorine gas (F2)
0-10ppm	0.01ppm	Carbon monoxide (CO)	0-1000ppm	0.1ppm	Hydrogen fluoride (HF)
0-50ppm	0.01ppm	Carbon dioxide (CO2)	0-5000ppm	1ppm	(B2H6)
0-10ppm	0.001ppm	Carbon dioxide (CO2)	0-1.5%Vol	0.01%Vol	Arsine (AsH3)
0-10ppm	0.001ppm	Formaldehyde (CH2O)	0-10ppm	0.01ppm	Germanane (GeH4)
0-10ppm	0.001ppm	Ozone (O3)	0-1ppm	0.001ppm	Hydrazine (N2H4)
0-1ppm	0.001ppm	Ozone (O3)	0-10ppm	0.01ppm	Tetrahydrophene (THT)
0-50mg/m3	0.01mg/m3	Ozone (O3)	0-100ppm	0.01ppm	Acetylene (C2H2)
0-100ppm	0.1ppm	Hydrogen sulfide (H2S)	0-100ppm	0.01ppm	Ethylene (C2H4)
0-100ppm	0.1ppm	Sulfur dioxide (SO2)	0-100ppm	0.01ppm	Ethanol (C2H6O)
0-100ppm	0.01ppm	Nitric oxide (NO)	0-100ppm	0.01ppm	Methanol (CH6O)
0-100ppm	0.1ppm	Nitrogen dioxide (NO2)	0-100ppm	0.01ppm	Carbon disulfide (CS2)
0-50ppm	0.01ppm	Chlorine gas (CL2)	0-20ppm	0.01ppm	丙烯腈（C3H3N）
0-100ppm	0.01ppm	Ammonia (NH3)	0-100ppm	0.01ppm	（N2O4）
0-100ppm	0.01ppm	Hydrogen (H2)	0-1000ppm	0.1ppm	Styrene (C8H8)
0-100ppm	0.1ppm	Hydrogen (H2)	0-40000ppm	1ppm	Chloroethylene (C2H3CL)
0-100ppm	0.1ppm	Hydrogen cyanide (HCN)	0-30ppm	0.01ppm	Trichloroethylene (C2HCL3)
0-100ppm	0.1ppm	Hydrogen chloride (HCL)	0-20ppm	0.01ppm	Tetrachloroethylene (C2CL4)
0-100ppm	0.1ppm	Phosphine (PH3)

0-20ppm