YT-98H/YT-98H-A Fixed Gas Detector
The YT-98H series are built-in pump-suction single and multi-gas
detectors with IECEx and ATEX certification. Featuring non-contact
magnetic wand design, these detectors are engineered for
installation and operation in explosion-proof areas and Oil & Gas
industries. They offer 3-wire 4 to 20-mA output with relays, HART
and Modbus protocols for compatibility with most control systems.
Optional wireless functionality enables remote data viewing on
laptops, mobile phones, or cloud systems.
Equipped with a high-suction, long-life vacuum pump rated for over
12,000 hours of continuous operation, these detectors provide
faster response times compared to traditional diffusion sampling
methods. Suitable for installation in normal open areas or
underground confined spaces, they effectively detect gas
concentrations at high altitudes to protect maintenance personnel
safety.
Display & Interface
Features a 2.4-inch high-definition color screen with simulated
menu icons and switchable Chinese/English interfaces. Capable of
detecting up to six gases simultaneously with settable high/low
alarm values and unit switching capability.
Control & Output Options
Infrared remote control operation without cover opening, three-wire
4-20mA, RS485, and 1 group of relay output (up to 2 groups
optional). External sound and light alarm does not occupy relays.
Optional 0-10V, 0-5V, 1-5V outputs available.
Protection Features
Explosion-proof, lightning protection, anti-static, surge
protection, waterproof with IP65 protection level. Optional: sound
and light alarm (integrated or external), water vapor filter
cartridge, automatic dehumidification drainage systems, and high
temperature flue gas pretreatment system.
Wireless Capabilities
Wireless transmission options include 2km, 5km, 8km unobstructed
range, plus 2G/4G wireless signal transmission with unlimited
distance (mobile phone card or data card options). Cloud platform
enables remote data reading, multi-user management, record storage,
and real-time viewing.
Product Images - YT-98H (with display)
Product Images - YT-98H-A (with display and alarm light)
Product Advantages
Multi-Gas Detection
Simultaneously detects up to 6 different gases, reducing multiple
installations in complex environments
High-Definition Display
2.4-inch industrial-grade color screen with 320*240 resolution and
120-degree wide viewing angle
Wireless Connectivity
Optional cloud data upload with SMS reminders and real-time
mobile/computer viewing
Fast Response
Internal suction pump provides rapid detection response times
Automatic Calibration
Full software automatic verification and zero calibration for
accurate, reliable monitoring
Multiple Outputs
Standard 4-20mA, RS485 Modbus, and relay signal outputs
Remote Control
Infrared remote control for detector operation and settings
modification
Audible/Visual Alarms
Optional sound and light alarm activation at preset points
Technical Specifications
| Gas Detected | Hydrogen (H2) |
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| Detection Principle | Electrochemical |
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| Installation Method | Wall-mounted, piping type, flow-type (according to detected
environment) |
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| Measurement Range | 0-1000PPM, 0-40000PPM |
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| Resolution | 1PPM |
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| Accuracy | ≤±2-5%FS |
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| Signal Output | 4-20mA, RS485, relay |
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| Response Time (T90) | 15-30s (depending on specific sensor) |
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| Recovery Time | ≤10S |
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| Repeatability | ≤±1% |
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| Display | 2.4-inch color display, resolution 320*240 |
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| Operating Language | English/Chinese |
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| Display Content | Gas molecular formula, concentration, unit, pump status, etc. |
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| Temperature Range | -20ºC to 55ºC |
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| Humidity Range | 0-95%RH |
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| Explosion-Proof Certification | IECEx: Ex db IIC T6 Gb ATEX: Ex db IIC T6 Gb |
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| Protection Level | IP66 |
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| Alarm Mode | Sound, light |
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| Operating Time | 24h |
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| Dimensions | 43×27×15cm |
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| Weight | 4.6kg |
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Why Choose Our Gas Detectors?
Expertise & Certification
With over 25 years of R&D team experience, we hold ISO9001 and
ISO45001 company certifications. Our products feature IECEx (the
only manufacturer in China with this certification), ATEX, and CE
product certifications.
Manufacturing Excellence
We control the entire process from design-R&D-production-sales,
ensuring consistent product quality. With over 100 independent
intellectual property patents, skilled technical workers, and
complete industrial lines, we maintain full production and quality
control.
Our core components, including ICs and sensors, utilize imported
brands, enhancing product accuracy, stabilizing service life, and
ensuring detection reliability for customer safety.
Delivery & Service
Fast delivery: 5-7 days standard, 3 days for orders under 10
pieces, within half a month for quantities over 100 pieces. Annual
capacity: 80,000 units. Professional sales staff provide 7*24 hours
service with rich overseas sales experience.
Frequently Asked Questions
Are you a manufacturer or trading company?
We are a professional manufacturer specializing in gas detectors
for more than 10 years.
What is the MOQ?
Usually it is 1 piece.
How about the quality of your products?
Our products are made with imported sensors and components and are
fully certified for quality and safety.
How long is the warranty time of the products?
The warranty period is 1 year from factory date, and we provide
lifetime maintenance services.