High quality/High cost performance Industrial Portable Gas Analyzer for Tvoc Co H2s No2 No So2

Min.Order: 1
Product origin: Zhengzhou, Henan, China
Infringement complaint: complaintComplaint
US$ 100 ~ 200

Description
Product Description

BH-4s portable multi gas detector could detect combustible gas, O2 and other two types toxic gases continuously and simultaneously.
It is widely used in the area where explosion-proof is required or toxic gas leaks, like underground channels or mining industry,
so as to protect the workers' life and avoid damage on the relevant equipments. 

Detailed Photos

1) Advanced MCU control with low power consumption
2) Adjustable low and high alarm level
3) Adjustable calibrating level
4) High concentration protection for combustible gas
5) Self test for the combustible gas sensor
6) Low battery indication
7) Replaceable sensor module
8) Self-adjustment function
9) Visual and audible alarm with vibration
10) STEL and TWA alarming for toxic gases
11) Advanced self-examination and self-renovation function
12) Password management to avoid wrong operation
13) Explosive proof housing

Product Parameters

 

Operating & Storage Environment
Temperature: -20°C~55°C (-4F~122F)
Humidity: 5%-95% (Relative humidity non-condensing)
Pressure: 95~110kPa
Sampling method
Diffusion type
Detecting Range
CO: 0~1000ppm
H2S:0~100 PPM
O2: 0~30%vol
Combustible Explosive Gas (Ex / LEL / CH4): 0~100%LEL
Sensor
O2 /H2S / CO: plug-in electrochemical sensor
Alarm Type
low & high alarm, multiple gas alarm, sensor alarm, battery low alarm, prompt tone, automatic shutdown alarm
Resolution
0.1%VOL (O2), 1ppm (CO), 0.1ppm (H2S), 1%LEL (EX) 
Accuracy
3% F.S
Response time
10s
Repeatability
1%
Zero drift
1%
Data record
500 pcs of data storage
Display
Alphanumeric large LCD displays the real time gas concentration and alarm stage
Backlight
Automatically activated when working in poor lighting environment or the alarm sounding or the button is knobbed down.
Self-checking Function
Self-checking Battery power, display, sensor, hardware failure
Explosion-proof
EXiaIICT4
Protection grade
IP65
Power Supply
Rechargeable lithium battery

Detecting Gas

 

NoDetecting GasGasMeasure RangeResolutionAlarm Point
(High / Low)
1Combustible GasEX0-100%LEL /0-100%VOL1%LEL/1%VOL20 / 50% LEL
2OxygenO20-25% /30%VOL0.1%VOL19.5% / 23.5%VOL
3Hydrogen Sulfide H2S0-50/100/200/1000 ppm0.1 ppm10 / 20 ppm
4Carbon MonoxideCO0-500/1000/2000/5000 ppm1 ppm50 / 150 ppm
5Nitrogen DioxideNO20-20/50/1000 ppm0.1 ppm5 / 10 ppm
6Nitric OxideNO0-250/500/1000 ppm1 ppm50 / 150 ppm
7Carbon DioxideCO20-5000 ppm /0-1%/5%/10%VOL1 ppm/0.1%VOL1000 /2000 ppm
8Sulfur Dioxide SO20-20/50/100/200/1000 ppm0.1 /1 ppm5 / 10 ppm
9ChlorineCL20-20/100/1000 ppm0.1 ppm5 / 10 ppm
10AmmoniaNH30-50/100/500/1000 ppm0.1 ppm20 / 50 ppm
11HydrogenH20-1000/5000 ppm1 ppm50 /150 ppm
12Phosphine PH30-5/20/50/100/500/1000 ppm0.1 ppm5 / 10 ppm
13Hydrogen Chloride HCL0-20/500/1000 ppm0.01/0.1 ppm5 / 10 ppm
14Chlorine Dioxide CLO20-10/50/100 ppm0.1 ppm5 / 10 ppm
15Hydrogen CyanideHCN0-50/100 ppm0.01/0.1 ppm10 / 20 ppm
16Ethylene OxideC2H4O0-10/20/50/100/200/500 ppm0.1 /1 ppm20 / 50 ppm
17OzoneO30-10/20/100 ppm0.1 ppm2 / 5 ppm
18Formaldehyde CH2O0-20/50/100 ppm0.1 /1 ppm5 / 10 ppm
19Hydrogen Fluoride HF0-1/10/50/100 ppm0.01 /0.1 ppm2 / 5 ppm
20Methylbenzene  0-1/10/20/50/100 ppm0.01 /0.1 ppm5 / 10 ppm

Note: Other gas and measure range not listed are all support customize, please contact us for more details.

Our Customers and Patent Certificate

About Bosean

 

Scope of Business

Bosean was founded in 2013, specializing in the development and production of gas detectors, gas analyzers and rangefinder.
At present, our research and development instruments have been spread all over the world.

R&D and Production

Bosean has always strictly implemented the ISO9001 quality management system.
We adhere to the high standards of product quality,strict requirements, adopting the world-class production equipment,
advanced management and production experience,developing the high-quality testing equipment.

 

Service team

Bosean has a strong sales team and a comprehensive service process to serve end customers around the world.
Whenever you have any questions, you can contact us at any time.

 

Warehousing Logistics

Bosean has an independent warehousing base. It integrates instrument research and development, manufacturing,
warehousing and delivery. It supports small batch spot delivery and mass customization.
 
FAQ
Q1:Are you a trading company or manufacturer ?                   
A1:We aremanufacturer.
Q2:What about the payment method?
A2:T/T, Paypal, Western Union, L/C is available.
Q3:Does your company accept customization?
A3:We do customizing service for customers.
Q4:What about the Shipment?
A4:We'll choose proper transportation mode based on theweight of goods, usually arrange shipment by air express
such as DHL,FEDEX,TNT or UPS.
Q5:What about after-sale service?
A5:12 months warranty for all kinds of products.
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