Discover unmatched versatility with the Rosemount 644 Temperature Transmitter. This cutting-edge device supports HART, FOUNDATION Fieldbus, and PROFIBUS protocols, available in head, field, or rail mount styles, complemented by a broad range of enclosure options. Elevate your operational efficiency with the Local Operator Interface (LOI), allowing seamless transmitter configuration updates on the field without any tools. Engineered to meet diverse application requirements, this innovative transmitter is equipped with advanced diagnostic capabilities, prominently featuring Hot Backup functionality, sensor drift alerts, and thermocouple degradation monitoring.
Input Specifications:Harness the power of dual and single sensor configurations with universal sensor inputs, including RTD, T/C, mV, and ohms.
Output Specifications:Experience reliable signal transmission with 4-20 mA /HART™ protocol, FOUNDATION™ fieldbus protocol, and PROFIBUS™ PA protocol.
Housing OptionsChoose from field mount, DIN A head mount, or rail mount configurations to suit your operational needs.
Display and Interface:Opt for an LCD Display, LCD Display with Local Operator Interface (LOI), or LED for intuitive interaction.
Diagnostic Features:Essential diagnostics include Hot Backup™ capability, sensor drift alerts, thermocouple degradation monitoring, and min/max tracking for comprehensive oversight.
Calibration Options:Achieve precision with transmitter-sensor matching using Callendar-Van Dusen constants and a meticulous 5-point calibration.
Certifications and Approvals:Attain peace of mind with SIL 2/3 certification to IEC 61508 by an independent third party, accommodating hazardous locations, marine type applications, and more.
Protocol Versatility:Benefit from exceptional protocol versatility with support for HART, FOUNDATION Fieldbus, or PROFIBUS, each tailored for diverse application environments.
Mounting Flexibility:Explore diverse mounting options, including head, field, or rail mount with a variety of enclosure selections to meet your specific requirements.
Effortless Configuration with LOI:The LOI option streamlines configuration by eliminating the need for specialized tools, such as field communicators, for an enhanced user experience.
Transmitter-Sensor Optimization:Optimize performance with transmitter-sensor matching using Callendar-Van Dusen constants to minimize measurement error.
Hot Backup and Sensor Integrity:Hot Backup capability and sensor drift alerts, supported by dual sensors, bolster measurement integrity and reliability.
Comprehensive Thermocouple Monitoring:Ensure thermocouple health with degradation diagnostics that detect potential failures before occurrence.
Extreme Temperature Monitoring:Track minimum and maximum temperature extremes effortlessly, facilitating straightforward troubleshooting.
Streamlined Configuration and Troubleshooting:Utilize device dashboards for an intuitive interface that simplifies device configuration and facilitates diagnostic troubleshooting.
Dimension
Rosemount 644 Field Mount: A robust and reliable solution designed to withstand the toughest environments, ensuring enduring performance and precision.
Rosemount 644H (DIN A Head Mount): Experience unmatched efficiency with this compact, high-performance device tailored for seamless integration and superior accuracy.
Company Profile
Cold Valley Intelligent Technology (Shanghai) Co., Ltd. stands proudly as an esteemed member enterprise of the renowned Hanshan (Cold Mountain) Intelligent Technology Co. group.
(hereinafter referred to as Hanshan Intelligent Technology Co., Ltd. group) was officially established in the vibrant city of Shanghai in 2013.
The illustrious founding team comprises experts hailing from top-tier international automation companies, each boasting over two decades of invaluable experience in the automation industry. These seasoned professionals have accumulated over 20 years of expertise in automation engineering and more than a decade in consulting and implementing digital solutions. Their goal is to deliver superior automation and digitization products and services to a global clientele. The company's headquarters proudly resides in Shanghai, China.
For more than two decades, the company has been meticulously cultivating its expertise in the petrochemical industry. This extensive experience gives them an in-depth understanding of the evolving automation and digitalization needs across upstream, midstream, and downstream enterprises. They offer specialized, professional products and solutions, grounded in automation and digitalization, alongside full life cycle services for sectors including petroleum, chemicals, electric power, biomedicine, APIs, food and beverage, liquor, metallurgy, and non-ferrous metals.
You may have these questions
How do I select the right product?
A: Upon receiving your inquiry, our team will furnish you with a detailed technical document. This comprehensive document will allow you to review the intricate process parameters and technical specifications needed. Armed with your specific needs, we will then recommend the model that perfectly suits your requirements.
I would like a confirmed model. Can you provide that?
A: Certainly. Once you communicate the model you need, we will initially confirm its suitability. If necessary, we will offer cost-effective optimization suggestions. Following your confirmation, we can move forward with preparing a formal quotation for you.
){kind=link}