Transform your industrial processes with the Rosemount 248 Temperature Transmitter, a quintessential industry-standard marvel that guarantees unwavering and dependable performance in diverse process environments. Expertly crafted to fulfill the demands of ubiquitous single-point temperature measurement tasks, this resilient transmitter boasts a robust design to endure an extensive array of environments. For unparalleled application versatility, this head-mounted transmitter offers an assortment of housing alternatives to perfectly suit your needs.
Input:Experience seamless performance with single sensor capability, accommodating universal sensor inputs including RTD, T/C, mV, and ohm readings.
Output:Experience superior signaling with the 4-20 mA output and HART™ protocol, ensuring precision in data transmission.
Housing:Designed for practicality, the transmitter is available with a DIN B head mount, providing ease of installation and reliability.
Diagnostics:Benefit from basic diagnostics, including open/short sensor diagnostics, to maintain optimal transmitter performance and reliability.
Calibration Options:Select from adaptable 5-point calibration options to ensure measurement accuracy and reliability.
Certifications/Approvals:Achieve peace of mind with SIL 2/3 certification to IEC 61508 by a distinguished independent 3rd party. Perfect for hazardous locations, marine type applications, and beyond.
Standard Transmitter:The standard transmitter is meticulously designed to meet the multifaceted requirements of traditional single-point temperature measurement applications.
Superior Housing Resistance:Rely on housing construction that affords exceptional resistance to numerous process environments, ensuring longevity and operational stability.
One-Year Stability Rating:Enjoy the cost-saving benefits of a one-year stability rating, which significantly reduces maintenance expenses.
Open/Short Sensor Diagnostics:Embrace open/short sensor diagnostics, expertly crafted to uncover sensor loop issues, ensuring sustained, reliable performance.
Device Dashboards:Navigate with ease using device dashboards that offer a user-friendly interface for straightforward device configuration and troubleshooting diagnostics.
Transmitter-Sensor Matching:Optimize your measurement precision with Transmitter-sensor matching using Callendar-Van Dusen constants, significantly 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 as a proud member of the esteemed Hanshan (Cold Mountain) Intelligent Technology Co.,
(referred to as Hanshan Intelligent Technology Co., Ltd. Group), established with a vision in Shanghai since 2013;
Our founding team hails from top-tier international automation giants, each bringing over two decades of rich experience in both the automation industry and engineering. With over 10 years in consulting and implementing cutting-edge digital solutions, we are dedicated to delivering superior automation and digitization products and services to our global clientele. Headquartered in the bustling metropolis of Shanghai, China;
For more than 20 years, we have immersed ourselves in the petrochemical industry, acquiring a profound understanding of automation and digitalization needs for upstream, midstream, and downstream enterprises. We offer specialized products and solutions, along with comprehensive life-cycle services, tailored for sectors such as petroleum, chemicals, electric power, biomedicine, APIs, food and beverage, liquor, metallurgy, and non-ferrous metals.
Commonly Asked Questions
How do I ensure the ideal product selection?
A: Once we receive your inquiry, our team will promptly provide you with a detailed technical document. This document will help you confirm the necessary process parameters and technical specifications. Based on your precise requirements, we will recommend the most fitting model for your needs.
I need a confirmed model. Can you assist?
A: Absolutely. After you share the model you require, we will verify its suitability. If needed, we will suggest more cost-effective alternatives. Following your confirmation, a formal quotation will be prepared.