Name: ZADETECTOR GTYQ-QD6390 Independent gas detector
Brand: ZADETECTOR
Availability: InStock

ZADETECTOR GTYQ-QD6390 Independent gas detector

ZADETECTOR GTYQ-QD6390 Independent gas detector

Brand: ZADETECTOR

Category: Testing Instruments

Description

Specifications

SKU: ZADETECTOR GTYQ-QD6390 Independent gas detector

Detection principle	Electrochemical, catalytic combustion, infrared, semiconductor, heat conduction, PID photoion, etc.
Sampling method	Natural diffusion
Power supply	AC220V
Explosion-proof method	Flameproof type

The QD6390 gas detector can be used in places where flammable and explosive gases leak. It adopts catalytic combustion sensor and its imported electrochemical sensor technology. The product has the advantages of stable signal and high precision. The instrument housing is made of cast aluminum one-shot explosion-proof and flameproof design, suitable for use in various dangerous places.

QD6390AC 220V independent gas detector; high-performance sensor with high measurement accuracy and good repeatability; with relay output, data recovery, data storage and other functions; independent gas chamber structure, modular sensor replacement is easy; It comes with 2 sets of relays inside, which can control fans, sound and light alarms, solenoid valves and other equipment.

Functions Features

Standalone Gas Detection System
Independent operation with integrated design, ideal for fixed installation in industrial and commercial environments.
Flexible Power & Output Options
Supports DC24V / AC220V pulse relay output, enabling direct control of external devices such as fans and solenoid valves.
Direct Valve Connection
Can be connected directly to solenoid valves without additional converters, simplifying installation.
Wireless Data Transmission (Optional NB-IoT)
Optional NB module enables real-time wireless data transmission to alarm control panels without on-site wiring.
Remote Monitoring
Supports mobile and PC remote monitoring, allowing users to access gas data anytime, anywhere.
Integrated Audible & Visual Alarm
Built-in sound and light alarm system provides instant alerts for gas leaks.
Dual-Level Alarm Setting
Configurable low and high concentration alarms for enhanced safety protection.
Industrial-Grade EMC Protection
Equipped with advanced EMC module to ensure stable operation in harsh and high-interference environments.
Modular Sensor Design
Replaceable sensor module for easy maintenance and multi-gas flexibility.
Large LED Display
High-brightness large digital LED screen ensures clear and easy reading from a distance.
Infrared Remote Control
Supports IR remote operation for convenient parameter configuration.
Plug-and-Play Power Supply
Online power supply design reduces wiring complexity and enables fast deployment.
Wireless Connection to Alarm Controller
Detector data can be transmitted wirelessly to the alarm host, eliminating the need for field cabling.

Technical Parameters

Detection principle	Electrochemical, catalytic combustion, infrared, semiconductor, heat conduction, PID photoion, etc.
Sampling method	Natural diffusion
Ambient temperature	-40℃ to 70℃(combustible gas), -20℃ to 50℃(toxic gases0
Relative humidity	≤ 93%
Explosion-proof method	Flameproof type
Power supply	AC220V
Switch quantity	Two sets of pulse relay outputs (adjustable for connecting to the fan)
Power consumption	≤ 5W
Whole machine weight	≤ 1000g
Pressure limit	86kPa to 106kPa
Explosion-proof mark	Ex ia IIC T6 Ga
Explosion-proof certificate number	CLEx24.1033X
Explosion-proof grade	IP66

Common Gas Parameter listing
Gas detected	Measuring Range	Optional Range	Resolution Rat	Response Time
LEL -combustible gas	0-100%LEL	0-100%VOL（Infrared or catalytic ）	1%LEL/1%vol	≤10s
carbon monoxide	0-1000PPm	0-500/2000/5000PPm	0.1/1PPm	≤10s
TVOC	0-100PPM	0-100PPM	0.1PPm/1PPM	≤15s
hydrogen	0-100%LEL	0-1000PPM	1%LEL/1PPM	≤15s
natural gas	0-100%LEL	0-100%LEL	1%LEL	≤10s
Oxygen-O2	0-30%VOL	0-30%、0-100%VOL	0.1%vol	≤10s
ozone	0-10PPm	0-20、100PPm	0.01PPm/0.1PPM	≤15s
hydrogen sulfide-H2S	0-100PPm	0-50、200、1000PPm	1/0.1PPm	≤10s
Methane-CH4	0-100%LEL	0-100%VOL	1%LEL/1%vol	≤10s
fluorine	0-10PM	0-1、10PPM	1/0.1PPm	≤15s
hydrogen chloride	0-20PPm	0-20/50PPm/100PPM	0.01/0.1PPm	≤15s
Nitrogen-N2	0-30%VOL	0-30%VOL、100%VOL	0.1%LEL/1PPM	≤10s
hydrogen	0-100%LEL	0-1000PPm	1%LEL/0.1PPm	≤15s
chlorine	0-20PPm	0-10、100PPm	0.1PPm	≤15s
ammonia gas	0-100PPm	0-50、500、1000PPm	1/0.1PPm	≤15s
oxynitride	0-20PPm	0-50、1000PPm	0.1/1PPm	≤15s
methanal	0-20PPm	0-50、100PPm	1/0.1PPm	≤15s
sulfur dioxide	0-20PPm	0-50、1000PPm	0.1/1PPm	≤15s
nitric oxide	0-250PPm	0-500、1000PPm	1PPm	≤15s
nitrogen dioxide	0-20PPm	0-50、1000PPm	0.1/1PPm	≤15s
phosphine	0-20PPm	0-20、100PPm	0.1PPm	≤15s
acrylonitrile	0-100PPM	0-100PPm	0.1/1PPm	≤15s
carbon dioxide	0-5000PPm	0-1%/5%/10%VOL(Infrared )	1PPM/0.01%VOL	≤15s
hydrogen fluoride	0-10PPm	0-1、10、50、100PPM	0.01/0.1PPm	≤15s
Xylene/methylbenzene	0-20PPm	0-5、10、50、100PPm	0.01/0.1PPm	≤15s
oxirane	0-100PPm	0-100PPm	1/0.1PPm	≤15s

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