TopWorx D-Series discrete valve controllers are certified for use in every world area. They carry IECEx, ATEX, and UL certifications in a single model, making it easier for global customers to standardize across plants in multiple world areas. Other certifications available include NEPSI, KOSHA, InMetro, and EAC.
Multiple D-Series Platforms for Every Environment
DXP
Tropicalized Aluminum
Flameproof/Explosion Proof/Intrinsically Safe
Class I, Div 1 & 2
Class II, Div 1 & 2
Ex ia IIC T6/T4
Ex d IIB+H2 or IIC T6/T5/T4/T3
Tamb -60°C up to +175°C
Ex tb IIIC
Tamb -50°C up to +92°C
II2GD,Type 4X, IP66/67
DXS
316 Stainless Steel
Flameproof/Explosion Proof
/Intrinsically Safe
Class I, Div 1 & 2
Class II, Div 1 & 2
Ex ia IIC T6/T4
Ex d IIB+H2 or IIC T6/T5/T4/T3
Tamb -60°C to +175°C
Ex tb IIIC T135°C
Tamb -50°C to + 92°C
II2GD, IP66/67, Type 4X
DXR
Composite Resin
Non-Incendive/Intrinsically Safe
Class I & II, Div 2
Ex ia IIC T6/T4
Ex e mb IIC T4
Ex tb IIIC
-40°C to +92°C T4
II2GD, IP65, Type 4X
D-ESD
Partial Stroke Testing for
Emergency Shutdown Valves
Suitable for use in SIL-3 applications
Stainless Steel or Aluminum,
Flameproof/Explosion Proof
/Non-Incendive
Class I Div 1 & 2
Class II Div 1 & 2
Ex d IIB+H2 T6
Ex tb IIIC T135°C
Tamb -50°C to + 60°C
II2GD, IP66/67, Type 4X
Example Datasheet for model DXP-L21GNEB
Company Profile
Cold Valley Intelligent Technology (Shanghai) Co., Ltd., proudly part of the Hanshan (Cold Mountain) Intelligent Technology Co., Ltd. group, exemplifies industry excellence; Established with distinction in Shanghai in 2013, the company is an esteemed member of Hanshan Intelligent Technology Co., Ltd. group; Our founding team comprises seasoned professionals hailing from leading international automation companies; collectively amassing over 20 years of experience in the automation industry and engineering; coupled with more than a decade of expertise in consulting and implementing digital solutions; dedicated to delivering superior automation and digitization products and services to our global clientele; headquartered in the vibrant city of Shanghai, China; With over two decades of profound industry experience, the company has honed its expertise in the petrochemical sector; possessing a nuanced understanding of the automation and digitalization requirements across upstream, midstream, and downstream enterprises; we specialize in crafting professional products and solutions, enriched with automation and digitalization, alongside offering comprehensive life cycle services to industries including petroleum, chemicals, electric power, biomedicine, APIs, food and beverage, liquor, metallurgy, and non-ferrous metals.
You may have this questions
How do I select the right product? A: Upon receiving your inquiry, we will furnish you with a rich technical document. This will empower you to scrutinize the detailed process parameters and technical specifications that are essential. Based on your unique requirements, we will suggest the most appropriate model tailored specifically for you.
I would like a confirmed model. Can you provide that? A: Certainly. Upon receipt of your specified model, we will initially verify its suitability. If warranted, we will provide additional optimization suggestions for cost-effectiveness. Following confirmation, we will advance with a formal quotation.
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