Ambient Temperature Range: | -20°F to 150°F (-28°C to 65°C) |
Process Temperature | 0°F to 150°F ; 20°F to 300°F ; 0°F to 300°F (SS or Monel diaphragm) |
Pressure Ranges | Pressure: Vac-3000psi; Differential: 0-600psi; Hydraulic: 1000-7500psi |
Setpoint | Factory set or field adjustable |
Repeatability | ±1% of full range (Additional setpoint shift ...) |
Enclosure Rating | B4/H4: NEMA 4X, IP66; B7: NEMA 7/9, IP66 |
Enclosure Material | Epoxy coated aluminum (standard); Optional: 316 stainless steel |
Diaphragm Material | Buna N, SS, Monel |
Pressure Connection | ¼ NPT Female (standard); Optional: ½ NPT Female, ¼ NPT Female & ½ NPT Male combo |
Electrical Output | SPDT or DPDT |
Electrical Termination | ¾ NPT Female (standard); Optional: ½ NPT Female, M20 X 1.5 |
Approvals | UL E34743 (B4/D4); E38812 (B7/D7); CSA: 55541; ATEX: Sira 02ATEX1391X (B7/D7 with XCN); CSAE 21UKEX1056X (B7/D7 with XCN); IECEx SIR 14.0077X; FM: Limit Contol and Steam Limit Control |
Deadband Settings: Offers an array of both fixed and limited adjustable deadband settings, ensuring stability and preventing undesirable rapid cycling.
Wide Range of Switch Elements: Discover a broad selection of switch elements, designed to meet a diverse range of application requirements with precision.
Explosion-Proof Enclosure: The explosion-proof enclosure is a testament to outstanding protection in hazardous environments, ensuring safety without compromise.
Special Designs: Meticulously crafted special designs are available for NACE and fire applications, making these switches the go-to choice for challenging conditions.
SIL 3 Capability: The B and D series stand ready with SIL 3 standards, offering a pinnacle of reliability and safety for critical applications.


(hereinafter referred to as Hanshan Intelligent Technology Co., Ltd. group) began its illustrious journey in the thriving city of Shanghai in 2013, heralding a transformative era in technological development.
The founding team, with roots in world-leading automation giants, brings a remarkable collective expertise: over 20 years in the automation industry, more than 20 years in automation engineering, and a decade of consulting and implementing revolutionary digital solutions. Their mission is steadfast: to deliver superior automation and digitization products and services, tailored to meet the demands of a global market. Strategically based in Shanghai, China, the company embodies technological leadership.
With decades of rich experience within the petrochemical sector, the company has acquired deep insights into the automation and digitalization demands of the industry, addressing all levels-upstream, midstream, and downstream. They offer an array of professional-grade products and holistic solutions, meticulously designed for sectors such as petroleum, chemical, electric power, biomedicine, APIs, food and beverage, liquor, metallurgy, and non-ferrous metals, ensuring comprehensive life-cycle service excellence.




You may have these questions
How do I select the right product?
A: Following your inquiry, our detailed technical dossier is at your disposal, offering every necessary insight. This document will assist you in thoroughly verifying the process parameters and technical specifications tailored to your needs. With this information, we will expertly recommend the model that perfectly aligns with your specific requirements.
I would like a confirmed model. Can you provide that?
A: Absolutely. Once you specify the model you have in mind, we will meticulously verify its suitability for your needs. If there are opportunities for cost-effective improvements, we will eagerly suggest optimization strategies. Upon your approval, we will prepare a formal quotation, customized to fulfill your objectives.