Renowned across industries, the Rosemount 248 Temperature Transmitter emerges as the epitome of reliability and consistent performance for all your process environment demands. Masterfully crafted to satisfy the stringent requirements of standard single-point temperature measurement applications, it boasts a robust and durable design that effortlessly withstands diverse and challenging process environments. To ensure exceptional application flexibility, this head-mounted temperature transmitter offers an array of housing options tailored to your specific needs.
Input:Empower your measurements with single sensor capability complemented by universal sensor inputs, including RTD, T/C, mV, and ohms.
Output: Harness the efficient 4-20 mA/HART™ protocol for seamless signal transmission.
Housing:Experience the reliability of a DIN B head mount, designed for optimal performance.
Diagnostics: Featuring basic diagnostics, including open/short sensor diagnostics, to safeguard your operations.
Calibration Options: Benefit from precision with our 5-point calibration process.
Certifications/Approvals: Achieve peace of mind with SIL 2/3 certification to IEC 61508 by an independent third-party, suitable for hazardous locations, marine types, and more.
Standard Transmitter: The standard transmitter is adeptly designed to meet the rigorous demands of common single-point temperature measurement applications.
Superior Housing Resistance: Our housing construction is engineered to provide outstanding resistance to the harshest process environments.
One-Year Stability Rating: Enjoy the cost-saving benefits of a one-year stability rating, significantly reducing maintenance efforts.
Open/Short Sensor Diagnostics: Our open/short sensor diagnostics are engineered to detect loop issues, ensuring unwavering reliability in performance.
Device Dashboards: Simplify configuration and troubleshooting with intuitive device dashboards, providing a user-friendly interface.
Transmitter-Sensor Matching: Elevate accuracy through transmitter-sensor matching with Callendar-Van Dusen constants, minimizing total measurement error.
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. stands tall as a proud member of the prestigious Hanshan (Cold Mountain) Intelligent Technology Co. family.
(hereinafter known as the Hanshan Intelligent Technology Co., Ltd. group), our company was officially inaugurated in the vibrant city of Shanghai in 2013.
Our founding team, comprised of seasoned experts from elite international automation firms, boasts over two decades of unparalleled experience in the automation industry. This includes more than 20 years in automation engineering and a decade in consulting and digital solutions implementation. Our mission is to deliver premium-quality automation and digitization products and services to our global clientele. Headquartered in the bustling metropolis of Shanghai, China, we are strategically poised to serve our customers worldwide.
Having delved deeply into the petrochemical sector for over two decades, we possess an intricate understanding of the automation and digitalization needs spanning upstream, midstream, and downstream enterprises. We offer cutting-edge products and comprehensive solutions rooted in automation and digitalization. Our full life cycle services cater to diverse industries, 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: We are dedicated to guiding you every step of the way. Upon receiving your inquiry, we will furnish you with a detailed technical document, allowing you to cross-check the necessary process parameters and technical specifications. This ensures that, based on your unique requirements, we recommend a model that is perfectly tailored to your needs.
I would like a confirmed model. Can you provide that?
A: Absolutely. Once you share with us the specific model you're interested in, we will initiate a verification process to ensure its suitability. If there's a need, we'll suggest alternative models that are more cost-effective. Following confirmation, we will move forward with issuing a formal quotation for your desired model.