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Duct High Temperature In-situ Flue Gas Humidity Transmitter upto 200℃ for CEMS
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Duct High Temperature In-situ Flue Gas Humidity Transmitter upto 200℃ for CEMS

The DB450N in-situ flue gas humidity transmitter is designed to accurately measure humidity in hot, wet flue gas environments, eliminating the need for gas sampling and conditioning. This approach provides real-time, accurate humidity data for optimizing combustion processes, ensuring efficient energy use, and controlling emissions. IP65 level housing and 316L stainless steel stem ensure these transmitters are crucial for various working environments with high dust concentration and some chemical pollution, including industrial furnaces, incinerators, and drying processes etc applications.
Model DB450N
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Detail
Specification

   

Measurement principleCapacitance
Display4-Digit/without
Measurement rangeVolume ratio:0~40%VOL/ Relative humidity: 0~100%RH
Resolution0.001
Accuracy<±1.5%FS
Repeatability<±1%
Response timeT90<15S
Working TemperatureAnalyzer: -10~+50℃ , Stem:   0~200℃
Trace heating temperature50℃~150℃
Sampling methodDirect insertion
Analog output4-20mA.DC(non-isolated output, load resistance<500 Ω)
2programmable dry contact type passive alarm output, contact maximum capacity 220VAC/2A
Other interfaceRS485
Power supplyAC220V±10%50/60Hz,Consumption<15VA
ProtectionStem: 316L, Transmitter housing: IP65
Service lifeTransmitter>36months, Sensor>24months(under normal use conditions)
Sample gas componentsNo flammable gas, no highly corrosive gas
Stem lengthstandard 0.5m &1.0m&1.5m ,customized<1.8m
InstallationDuct, DN65 standard flange


FAQ – Frequently Asked Questions


1. Where are your products manufactured?

Our products are proudly designed and manufactured in China, following international quality standards and certified processes.


2. Can you provide OEM/ODM services for international clients?

Yes, we offer customized solutions and private labeling to meet your brand’s needs worldwide.


3. Are your products compliant with international safety and quality standards?

Absolutely. Our products are tested to meet CE, RoHS, and other international certifications.


4. How do you handle shipping and delivery for overseas orders?

We cooperate with major international couriers to ensure fast and reliable delivery to your location.


5. Can I get product samples before placing a large order?

Yes, we provide samples so you can evaluate product quality before committing to bulk orders.


6. What is the typical lead time for production and delivery?

For standard products, we usually ship within 5–7 days after order confirmation. Customized products may take slightly longer.


7. How do you support clients after the purchase?

We offer 24/7 technical support, product guidance, and warranty service to ensure smooth operation.


8. Do you provide support for international clients after purchase?

Yes, we offer remote technical assistance, manuals in English, and prompt solutions to any issues, ensuring smooth use worldwide.


9. How can I place an order if I am located overseas?

You can contact our sales team directly via email or website inquiry. We provide professional guidance throughout the ordering process.


10. Why should I choose your company over other suppliers in China?

We combine over 30 years of manufacturing experience, advanced technology, strict quality control,

and global customer service to deliver reliable, high-quality solutions.


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