Renowned for its industry-standard excellence, the Rosemount 248 Temperature Transmitter is the epitome of consistent and reliable performance, tailored for demanding process environments. Designed meticulously to fulfill the rigorous requirements of common single-point temperature measurement applications, its robust construction is engineered to endure a vast spectrum of process conditions. To enhance application flexibility, this versatile head mount temperature transmitter is offered with an assortment of housing options, ensuring it meets diverse operational needs.
Input:Experience the versatility of single sensor capability with universal sensor inputs that accommodate RTD, T/C, mV, and ohms, providing unparalleled flexibility for your measurement needs.
Output: Enjoy the robust and reliable Signal 4-20 mA output, combined with the advanced HART™ protocol, delivering precise communication for seamless integration into your processes.
Housing:Crafted with precision, the DIN B head mount sets the standard for secure and efficient housing, ensuring optimal performance in every application.
Diagnostics: Benefit from basic diagnostics that include open/short sensor diagnostics, empowering you to quickly identify and resolve potential issues, ensuring uninterrupted performance.
Calibration Options: Enhance accuracy with our 5-point calibration, designed to meet the highest standards of precision for your measurement requirements.
Certifications/Approvals: Attain peace of mind with SIL 2/3 certification to IEC 61508 by an independent 3rd party, along with approvals for hazardous locations and marine type, among others.
Standard Transmitter: Our standard transmitter adeptly satisfies the requirements for common single-point temperature measurement applications, ensuring reliability and precision.
Superior Housing Resistance: The housing construction is engineered to offer exceptional resistance to a myriad of challenging process environments, safeguarding your operations.
One-Year Stability Rating: Enjoy the benefits of a one-year stability rating that significantly reduces maintenance costs, ensuring long-term, hassle-free operation.
Open/Short Sensor Diagnostics: Open/short sensor diagnostics are crucial in detecting sensor loop issues, guaranteeing reliable performance and uninterrupted operations.
Device Dashboards: Our intuitive device dashboards offer an easy-to-use interface, simplifying device configuration and diagnostic troubleshooting for enhanced user experience.
Transmitter-Sensor Matching: Maximize accuracy with transmitter-sensor matching using Callendar-Van Dusen constants, effectively reducing total measurement error for superior results.
| Model |
Product description |
| 248 |
Temperature transmitter |
|
| Transmitter type |
| H |
DIN B Head Mount |
★ |
| Transmitter output |
| A |
4-20 mA with digital signal based on HART Protocol |
★ |
| Product certifications |
Enclosure option codes
permitted |
|
| E5 |
FM Explosion-Proof |
A, U, G, H |
★ |
| I5 |
FM Intrinsic Safety and Class I, Division 2 |
A, B, U, N,G, S, H |
★ |
| K5 |
FM Intrinsic Safety, Explosion-Proof, and Class I, Division 2 |
A, U, G, H |
★ |
| I6 |
CSA Intrinsic Safety and Class I, Division 2 |
A, B, U, N,G, H |
★ |
| K6 |
CSA Intrinsic Safety, Explosion-Proof, and Class I, Division 2 |
A, U, G, H |
★ |
| E1 |
ATEX Flameproof |
A, U, G, H |
★ |
| I1 |
ATEX Intrinsic Safety |
A, B, U, N,C,G,S, H |
★ |
| ND |
ATEX Dust |
A, U, G, H |
★ |
| N1 |
ATEX Type n |
A, U, G, H |
★ |
| NC |
ATEX Type n Component |
N |
★ |
| E7 |
IECEx Flameproof and Dust |
A, U, G, H |
★ |
| I7 |
IECEx Intrinsic Safety |
All options |
★ |
| N7 |
IECEx Type n |
A, U, G, H |
★ |
| NG |
IECEx Type n Component |
N |
★ |
| KM |
Technical Regulations Customs Union (EAC) Flameproof, Intrinsic Safety |
A, U, G, H |
★ |
| IM |
Technical Regulations Customs Union (EAC) Intrinsic Safety |
All options |
★ |
| EM |
Technical Regulations Customs Union (EAC) Flameproof |
A, U, G, H |
★ |
| E3 |
China Flameproof |
A, G, H, N |
★ |
| I3 |
China Intrinsic Safety |
A, G, H, N |
★ |
| N3 |
China Type n |
A, U, G, H |
★ |
| NA |
No Approval |
All options |
★ |
| Enclosure |
Material |
IP rating |
|
| A |
Connection head |
Aluminum |
IP66/68 |
★ |
| B |
BUZ head |
Aluminum |
IP65 |
★ |
| C |
BUZ head |
Polypropylene |
IP65 |
★ |
| G |
Connection head |
SST |
IP66/IP68 |
★ |
| H |
Universal head (junction box) |
SST |
IP66/IP68 |
★ |
| U |
Universal head (junction box) |
Aluminum |
IP66/IP68 |
★ |
| N |
No enclosure |
N/A |
N/A |
★ |
| F |
Sanitary connection head, DINA |
Polished SST |
IP66/IP68 |
|
| S |
Sanitary connection head, DIN B |
Polished SST |
IP66/IP68 |
|
| Conduit entry size |
| 1 |
M20 × 1.5 (CM20) |
★ |
| 2 |
1/2-in. NPT |
★ |
| 0 |
No enclosure |
★ |
| Assemble to options |
| XA |
Sensor specified separately and assembled to transmitter |
★ |
| NS |
No sensor |
★ |
| Rosemount 248R Rail Mount Transmitter |
|
| Model |
Product description |
| 248R |
Rail mount temperature transmitter |
|
| Output protocol |
| A |
4-20 mA with digital signal based on HART Protocol |
★ |
| Product certifications |
| I5 |
FM Intrinsically Safe and Class I, Division 2 |
★ |
| I6 |
CSA Intrinsically Safe and Class I, Division 2 |
★ |
| I1 |
ATEX Intrinsic Safety |
★ |
| NC |
ATEX Type n Component |
★ |
| I7 |
IECEx Intrinsic Safety |
★ |
| IM |
GOST (Russia) Intrinsically Safe |
★ |
| NA |
No Approvals |
★ |
Dimension
Company Profile
Cold Valley Intelligent Technology (Shanghai) Co., Ltd. proudly stands as a prestigious member of Hanshan (Cold Mountain) Intelligent Technology Co., a hallmark of excellence in innovation and technology.
Hanshan Intelligent Technology Co., Ltd. group (hereinafter referred to as) was officially established in the bustling metropolis of Shanghai in 2013, marking a significant milestone in technological advancement.
Led by a team of pioneers originating from elite international automation firms, our founding members bring an impressive arsenal of over 20 years' expertise in the automation industry, coupled with a rich tapestry of over 10 years in consulting and implementing cutting-edge digital solutions. We are unwaveringly committed to providing first-rate automation and digitization products and services to our global clientele, with our headquarters strategically situated in Shanghai, China.
For over two decades, our firm has been intricately woven into the fabric of the petrochemical sector, possessing a profound insight into the automation and digitalization demands of enterprises across upstream, midstream, and downstream arenas. We deliver bespoke products and solutions grounded in automation and digitalization, complemented by comprehensive life cycle services across diverse industries, including petroleum, chemicals, electric power, biomedicine, APIs, food and beverage, liquor, metallurgy, and non-ferrous metals.
You may have these questions in mind
How do I select the right product for my needs?
A: When we receive your inquiry, we are committed to equipping you with a comprehensive suite of technical documentation. This vital information allows you to meticulously verify the required process parameters and technical specifications. Tailoring our recommendations to your specific demands, we ensure you receive the model that is truly the best fit for your requirements.
I would like a confirmed model. Can you provide that?
A: Absolutely. Upon receiving your model inquiry, our first step is to meticulously verify the model's suitability. If there is a more cost-effective alternative, we will provide you with those optimization options. Once all details are confirmed, we proceed with a formal quotation, ensuring you have the best solution at hand.
){kind=link}