ODM China SD2100A Series Industrial Gas Detector
Reliable factory point-type monitoring with bus & 4-20mA integration for complex industrial hazards.
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Primary Instrumentation Series
High-Precision Detectors & Intelligent Safety Systems
Engineered for mission-critical environmental protection, municipal water purification, and dangerous industrial gas perimeter monitoring.
JLY-50A Portable Gas Detector Pen Series
Compact, ultra-sensitive diffusion locator designed for pinpoint verification of micro-leaks in tight pipe fittings.
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SD3001 Industrial Portable Gas Detector
Rugged field inspection instrument with IP66 sealed housing, high-contrast LCD, and intuitive threshold alarm presets.
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SD2100E Series Commercial Gas Detector
Flexible split-wire and digital telemetry platform with infrared parameter setting and zero-point self-correction.
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ODM JLY-50A Industrial Inspection Pen
Factory-calibrated field pen supporting OEM branding and rapid field service for gas technicians and maintenance teams.
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SD2100A Intelligent Continuous Monitor
Standardized industrial safety detector featuring dual-stage threshold linkage for sirens, fans, and emergency cutoff valves.
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SD2130 Stand-Alone Industrial Gas Detector
Integrated sound and strobe annunciator with internal relays for independent single-point operations and boiler rooms.
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SD6103K Smart Household Gas Alarm
Residential natural gas and LPG cut-off monitor designed for large-scale municipal utility projects and private distribution.
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Industrial Metrology & Compliance
Engineering Ozone Analytical Systems for Real-World Demands
Bridging the gap between ultraviolet photometric precision and harsh field conditions with robust ODM design principles.
UV Photometric vs. Electrochemical
Ozone (O₃) is an extremely unstable allotrope of oxygen with high oxidation potential. While electrochemical sensors serve personnel safety well in low-concentration leak detection (0–5 ppm), industrial process validation demands UV Absorption Photometry (Beer-Lambert Law at 254 nm) for continuous high-concentration monitoring without sensor depletion.
- Electrochemical: Rapid reaction, portable form-factors, zero drift compensation required.
- UV Photometer: Non-destructive measurement, zero-cross interference, lifespan up to 10 years.
Temperature & Pressure Conditioning
Process ozone concentrations fluctuate drastically with barometric shifts and thermal expansions in ozone generator outlets. High-grade ODM instruments integrate built-in micro-transducers to continuously calculate temperature and pressure compensation coefficients dynamically.
- Dynamic real-time compensation: STP (0°C, 101.3 kPa) and NTP (20°C, 101.3 kPa).
- Elimination of density error across wide-range ambient operational zones (-20°C to +50°C).
Wetted Materials & Catalytic Destruction
Ozone aggressively degrades elastomers, copper, and common plastics. Standardized ODM ozone analyzers engineered by experienced Chinese factories employ strictly inert wetted pathways: electro-polished 316L stainless steel, PFA tubing, quartz measurement cells, and integrated catalytic destruction scrubbers.
- High-efficiency manganese dioxide/copper oxide catalytic exhaust scrubbers.
- Guaranteed zero toxic O₃ vent emissions during sampling and zero-point calibration cycles.
| Analytical Metric | Ambient Leak Safety Analyzers | Medium Concentration (Off-Gas) | High Concentration (Generator Output) |
|---|---|---|---|
| Typical Range | 0 – 1.000 / 5.000 ppm | 0 – 100 / 200 g/m³ | 0 – 300 / 400 g/Nm³ (or % wt) |
| Sensing Core | Selective Electrochemical / Mini-UV | Dual-Beam UV Photometer (254nm) | High-Pressure UV Absorption Chamber |
| Sample Conditioning | Natural Diffusion or Pump Suction | Particulate filter + Moisture desiccant | Pressure regulator + Chiller + Scrubber |
| Target Compliance | OSHA PEL (0.1 ppm) / NIOSH / ACGIH | EPA Water Disinfection Residuals | DIN 19627 / IOA (International Ozone Assoc.) |
Manufacturing Infrastructure
China Factory Precision & Industrial Supply Chain Dominance
Operating over 18,000 m² of specialized production, our integration combines sensor packaging, SMT automation, explosion-proof casting, and ISO 17025 standard calibration rigs.
18+
Years R&D Accumulation
80+
Certified Product Platforms
40+
National Invention Patents
100%
Pre-Shipment Gas Validation
Full-Stack Optical & Firmware Engineering
Unlike simple assembly workshops, our Chengdu R&D center maintains dedicated physics laboratories for optical path design, low-noise pre-amplifier circuit development, and multi-gas dynamic cross-sensitivity elimination algorithms.
Die-Casting & Machining Autonomy
From explosion-proof Ex d IICT6 aluminum alloy shells to anti-corrosive stainless steel sensors, all mechanical fabrications undergo strict helium leak testing, CNC diamond cutting, and electrostatic anti-corrosion powder coating.
Resilient Component Sourcing Matrix
By securing direct tier-one relationships for optical mercury lamps, specialized UV photodiodes, and high-stability microprocessors, we guarantee long-term component lifecycle support and uninterrupted bulk production schedules.
Procurement & Localization
Meeting Global Enterprise Demands with Seamless Compliance
How Tier-1 engineering contractors, multinational distributors, and system integrators reduce risk through our structured procurement framework.
Multinational Compliance Architecture
We eliminate non-tariff technical barriers. Our platforms are designed and tested to satisfy ATEX/IECEx hazardous area mandates, CE electromagnetic compatibility, SIL-2 functional safety assessments, and China Mandatory Certification (3C/CCC).
Comprehensive OEM/ODM White-Labeling
We provide full brand customization: CNC custom housing colors, molded corporate emblems, localized UI language firmware (English, Spanish, German, French, Arabic), private-label calibration software suites, and bespoke packaging configurations.
Localized Field Service & Spares Pools
To eliminate international downtime, our ODM partners receive comprehensive Field Service Kits, including pre-calibrated modular sensor cartridges, zero-gas scrubbers, optical alignment fixtures, and standardized protocol converters (Modbus-RTU, Profibus, HART).
Application Engineering & Trends
Mission-Critical Applications & Next-Gen Technological Vectors
From municipal water treatment to semiconductor fabrication—deploying ozone monitoring where precision is absolute.
Potable & Wastewater Treatment
Monitoring ozone contacting tanks and off-gas destruct systems. Accurate residual measurement ensures microbial inactivation while preventing unreacted toxic gas from venting into operators' working zones.
Semiconductor & Wafer Cleaning
Ultra-pure dissolved ozone (DIO3) and gaseous O₃ stripping processes require sub-ppb leak detection inside cleanrooms alongside high-pressure concentration validation on automated wet benches.
Pharma & Cleanroom Sterilization
Vapor-phase ozone bio-decontamination requires automated cycle tracing: verifying high lethality concentrations during dwell periods and rapid clearance down to <0.1 ppm before human entry re-authorization.
Cold Chain & Food Processing
Controlled atmosphere storage uses continuous low-dose gaseous ozone to suppress ethylene accumulation and fungal spoilage in bulk fruit and vegetable maritime transit containers.
Key Industry Vectors: Smart Sensing, Cloud Telemetry & Miniaturization
The industrial gas analyzer market is shifting from isolated monitoring to integrated edge computing. Modern procurement teams specify three baseline architectures for next-generation platforms: 1. Self-Diagnostics & Optical Health Prediction (real-time tracking of UV lamp intensity degradation to schedule maintenance preemptively); 2. IoT & Industrial Bus Integration (native inclusion of LoRaWAN, NB-IoT, and 4G wireless backhauls for cloud emission dashboards); and 3. Modular Core Hot-Swapping, allowing field technicians to replace calibrated analytical cells in under 60 seconds without breaking pipe seals.
Procurement & Technical FAQ
Frequently Asked Questions by Industrial Gas Engineers
Direct technical answers regarding precision thresholds, sampling physics, and manufacturing timelines.
Q1
Why is UV photometry preferred over electrochemical sensors in high-concentration ozone monitoring?
High concentrations of ozone (above 10 ppm) quickly saturate and physically consume the liquid electrolyte and catalytic electrodes in electrochemical cells, causing permanent loss of sensitivity within days. UV photometers rely on optical absorption at 254 nm according to the Beer-Lambert Law, which does not consume chemical reagents and maintains high stability over multi-year continuous deployments.
Q2
What sample conditioning is mandatory before introducing ozone into the analytical chamber?
Process ozone sample streams often contain high humidity, particulate matter, and elevated pressures. The conditioning train must include a particulate filter (PTFE 0.5 micron), a cooling/condensate separation block (to prevent optical fogging on quartz windows), and a pressure reduction orifice to regulate the gas flow within the recommended 0.5–1.5 L/min range.
Q3
What are the lead times and Minimum Order Quantities (MOQ) for custom ODM programs?
For standard catalog products with customized branding and localized firmware, our typical MOQ is 50–100 units with an delivery turnaround of 15–20 working days. For complete ground-up structural or PCB modifications, prototyping takes 30–45 days, followed by mass production validation within 60 days.
Q4
How do you manage cross-interference with other gases like Chlorine (Cl₂) or Nitrogen Oxides (NOx)?
In UV systems, baseline zeroing using a heated internal catalytic ozone scrubber ensures that only ozone is selectively stripped during the reference cycle. Because background interfering gases remain in both the zero and sample streams, their optical absorbance is mathematically subtracted, delivering precise O₃ reading accuracy.
Q5
How does the analyzer integrate with plant-wide Distributed Control Systems (DCS)?
All our stationary analyzers include standard isolated 4-20mA analog current loops (representing 0 to full scale), dual Form-C SPDT dry contact relays for multi-stage warning/hazard trips, and digital RS485 interfaces utilizing standardized Modbus-RTU protocols for seamless SCADA, PLC, and DCS integration.
Q6
Can Shield gas detectors be integrated directly with automatic shut-off valves?
Yes. Fixed transmitters (such as SD2100A, SD2100E, and SD2130) feature direct pulse or relay trigger outputs designed to drive emergency electromagnetic shut-off valves (such as the JYFJS-011 series) within 1 second of reaching the preset threshold, ensuring automatic line isolation before explosive or hazardous limits are exceeded.
Integrated Hardware Portfolio
Safety System Modules, Portable Monitors & Emergency Valves
High-integrity components designed to form a complete, fail-safe industrial and commercial gas protection chain.
BTYQ-Z4 4-in-1 Portable Multi-Gas Detector
Personal confined space monitor tracking LEL, O₂, CO, and H₂S simultaneously with audible, visual, and vibrating alerts.
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JLY-CP100 High-Sensitivity Leak Detector
Ergonomic handheld tracer with high-speed response sensor for city gas transmission, station lines, and meter integrity.
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JYFJS-011 Emergency Shut-off Valve
Rugged aluminum alloy pipeline isolation valve triggered instantly by alarm linkages; features fail-safe manual reset.
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SD6103K Residential Methane & LPG Guard
Precision semiconductor sensing platform engineered for low false alarm rates, wall mounting, and direct solenoid drive.
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SD6200 Commercial Kitchen Gas Alarm
High-stability residential and small-commercial monitoring unit with internal buzzer, self-test button, and valve relay.
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ODM JYFJS-011 Gas Safety Cut-off Valve
Factory-direct solenoid valve engineered for gas distribution pipelines, commercial kitchens, and industrial burners.
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OEM Portable JLY-50A Pinpoint Detector
Pocket-sized, rapid-response inspection instrument designed for gas engineers, HVAC contractors, and home inspectors.
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ODM BTYQ-Z4 Multi-Gas Protection Instrument
Customizable OEM platform featuring rechargeable Li-ion power, real-time data storage, and international safety approvals.
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