Product Details

Brief introduction

ES20B is a high-end portable gas detector, using full metal jacket, using the new imported sensor and 32-bit low-power processor; using four layer wiring circuit, the weak signal and anti-jamming stronger; independent imported high-precision ad chip (some manufacturers for the cost savings use 2 layer circuit board and CPU built-in functions of the AD) with unique signal processing algorithms, accuracy is higher and more stable; 2.5 inch dot matrix display interface, intuitive readings and generous; first-class technology design, bringing the rock solid quality. Can be applied to all kinds of dangerous industrial places, products are widely used in metallurgy, petroleum, petrochemical, municipal, chemical, bio pharmaceutical, home environmental protection, school laboratory, automobile exhaust and other fields.

Features

All metal shell, ergonomic design, feel full, highlight the high-end quality;

Using independent precision AD chip, 4 layers of circuit board design, weak signal and anti-interference ability;

2.5 inch dot matrix display interface, large font interface reading beautiful, menu design scientific and reasonable;

Imported high performance sensor, high measuring precision, good repeatability, long service life;

Built in high performance suction pump, stable flow rate, can switch control;

Temperature and humidity display, and powerful data storage function (optional);

Mg/m3, PPM, VOL, LEL, PPB a variety of units can be selected;

Using embedded 32 bit ultra low power processor, with unique signal processing algorithm, fast response, stable;

Scientific and reasonable sound and light alarm design, the curve is symmetrical, detection of excessive warning, timely warning, to protect the personal safety.

First class industrial design, the fuselage uses the military quality high strength aluminum profile, wear resistance and corrosion resistance, suitable for complex and harsh industrial environment;

Packing list

Standard configuration:Host,USB Adapter,Charge cable,User manual

Optional component:Extension tube,sampling controller,system software

Technical parameters

Item	Description
Detecting gas:	H2S
Working principle:	Electrochemical (high resolution)
Sampling method:	Pump suction/dispersive
Measure range:	0-10ppm,50ppm,100ppm,200ppm,500ppm,1000ppm,2000ppm,5000ppm (Optional, other range can be customized)
Resolution:	0.001ppm(0-100ppm),0.1ppm(100-1000ppm),1ppm(>1000ppm)
Accuracy:	±3%FS
Repeatability:	<3%
Respond time:	T90 ≤30 sec
Alarm method:	Sound and light alarm, double color LED lamp, sound or 75 db @ 25 cm
Operation method:	Key operation(Life time of keys:2000000 times)
Material of host:	Full metal jacket, strong wear resistant corrosion, feel is good
Working temperature:	-30℃~+70℃(Conventional gas),-20℃~+50℃(poisonous gas)
Working humidity:	10%RH ~95%RH,No condensation
Working pressure:	86kPa~106kPa
Battery:	Built-in high-performance lithium-ion batteries, import core: nominal voltage 3.7 VDC, 2500 mah
Charger:	Travel charger with USB interface, USB power supply DC5V, charging temperature range: 0 ℃ to 40 ℃
Charging time:	≤6 hours, total charged time 12 hours
Continuous working time:	≥12 hours
Dimension:	130×63×34mm(L×W×H)
Weight	About 0.26Kg
Protection grade:	IP66
Execution standard:	GB15322.1-2003,GB3836.1-2010,GB3836.2-2010,GB3836.4-2010
Quality assurance:	One year warranty, the warranty period free maintenance, sensitive components such as sensors, according to the standard of sensor manufacturers.

Dear customer,

We ,Xi’an Yima Opto-electrical Technology Com.,Ltd. is an integrated economic entity of R&D,manufacturing and trading with over 20 years of history .

Our business scope covers various fields such as biochemical analysis,environmental protection,industrial testing, bioscience,medical apparatus and instruments,internet technology and some frontier science.

Through a long-time development,we own a national resources system of various professional talents , abundant supply for various components &parts and special materials, full producing &processing equipments , strong Technological standardization and a complete quality assurance system.

If you need OEM or ODM in manufacturing ,scientific research , market development and or you want to build your own brand in your country, it’s our honor to cooperate with you.In this way ,we have developed many products for our customers from the USA, Europe and South Africa and got good feedback on Alibaba

We firmly believe that science and technology is no boundaries

Our mission is to make every effort to contribute to all humanity.