Gas detector (DA-91 Series)

Gas detector (DA-91 Series)


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Keyword
alarm, buzzer, gas detector, gas sensor
Category
Sensors
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GasDNA

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VIP
Country / Year Established
South Korea South Korea / 2004
Business type
Manufacturer
Verified Certificate

11

DUNS

Product name Gas detector (DA-91 Series) Certification -
Category Sensors Ingredients -
Keyword alarm , buzzer , gas detector , gas sensor Unit Size -
Brand name - Unit Weigh -
origin Stock -
Supply type - HS code -

Product Information

[ Features ]

◈ Digital Processor

Digital processor based on built in micro processor realizes various artificial intelligent functions which result in more convenient, more accurate, and more efficient gas detection environment.

◈ Self Diagnose

Digital processor automatically diagnoses the sensor signal and sends 2mA error signal output on the malfunction in the sensor.

◈ FND display with Back Light

FND offers real-time display of gas density and back light offers easy reading in dark area. 

◈ User Programmable Menu

User programmable calibration density and detection rage offers user’s own operating functions.

◈ Isolation Circuit

Built in isolation circuit prevents electrical noise and realizes the most stable sensor output.

◈ Multi Signal Output

Various output signals - DC 4-20mA, 2 step-relay contact, & RS-485(option) – provides best networking with all kinds of devices & equipments.

 [ Specification ]

Detection principle

Electro-chemical, NDIR, Catalytic

Response time

With 20 seconds, 90% / full scale

Accuracy

 ≤±2% / full scale

Programmable

 Calibration density & detection range

Self diagnose

 FND shows senor error(S-ERR), 2mA output

Input power

 AC 220V/60Hz

Output power

 4~20mA / full scale – max. 2.5km transmitting length

Alarm

 Low alarm – AL1 LED(RED)

 High alarm – AL2 LED(RED)

 Light bar – BZ LED(RED)

Alarm method

 Sight – Light bar

 Hearing – Buzzer (90㏈/1m)

Operation temperature & humidity

-20℃~50℃ & 5~95% RH (non-condensing)

Alarm release

Manual and automatic release

Alarm output

 2 step (AL1/AL2) alarm relay contact, RS-485 (option)

Mounting type

 Wall mounting type

Detection range

0 ~ 10,000 ppm

 

 

Product Info Attached File

DA-91.pdf

B2B Trade

Price (FOB) Negotiable transportation -
MOQ Negotiable Leadtime Negotiable
Payment Options Negotiable Shipping time Negotiable

GasDNA

Country / Year Established
South Korea South Korea / 2004
Membership
VIP
Business type
Manufacturer

11

DUNS

President
GO SUNG-WOON
Address
C-910C, Bupyeong woolim lion's valley, cheongcheon-dong, Bupyeong Gu, Incheon, Korea
Product Category
Sensors,Smoke Detector,Temperature Instruments
Year Established
2004
No. of Total Employees
1-50
Company introduction

GasDNA Co.,Ltd is a professional and leading manufacturer of Fixed Infrared thermometers, Gas detectors and smoke detectors

for use in a various kinds of industries.

GasDNA is focusing on developing and distributing more convenient and stable gas detectors and infrared thermometers.

Based on the technologies and expertise accumulated for last 10 years, we have positioned as Korea's only infrared thermometer

manufacturer, and we are planning to expand into not only the domestic market but overseas markets.

We develop and manufacture efficient and reliable products based on state-of-the-art technologies, and we do our best to be the world's leading company in the gas detector and Infrared thermometer field.

We promise customer's safety and product quality in accordance with the quality assurance K mark and ISO9001 quality system to maximize the customer's use value.

 

Gas detectors detect one target combustible or toxic gas leaked from industrial sites for in order to prevent any accidents in advance. And it converts digital signal into the 4-20㎃ standard current signal for output signal which can be transmitted to various external devices such as PLC, DDC, RECODER, and so on. Using these functions, you can easily construct the gas monitoring system more extensive as well as more comprehensive.

Infrared thermometer measures a surface temperature by non-contact through measuring the infrared wavelength emitted from the target spot and converts it to standard current signal output (4~20mA) and RS-485 communication signal output. we have a various tempearture ranges upto 2400degreeC and compact and precision type, also can choose fixed and portable type.

Main Markets

Taiwan Taiwan

Factory Information

GasDNA

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