Rosemount 248

Rosemount 248

Class A accuracy (optional)
Various housing and connector options
North American certification
One-year stability guarantee
Open/short sensor diagnostics
Transmitter-sensor meets Callendar-Van Dusen constant matching

Rosemount 248 Manufacturers:

The Rosemount 248 is a chief decision for businesses looking for high-accuracy temperature observing arrangements. This strong gadget from Emerson, a worldwide innovator in modern robotization arrangements, offers unrivaled precision and dependability, making it an optimal fit for a great many applications across different areas.Shaanxi Zhiyanyu is a professional supplier of high quality process control test and measurement instruments.

We specialise in selling all kinds of transmitters, including pressure transmitters, temperature transmitters, flow transmitters, level meters, flow meters, pressure gauges, sensors, valve positioners and other instruments. They are widely used in chemical industry, petroleum, paper making, electric power, city gas, environmental protection, water treatment and other fields. Most of our products are exported to the Middle East, Asia, Africa and America. We also enjoy a high reputation at home and abroad. We can provide quotation for more products under this brand, which can satisfy your needs to the greatest extent!

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Product Overview

The Rosemount 248 is designed to accept inputs from a diverse array of RTD and thermocouple sensors, converting low-level sensor signals into a HART 4–20 mA DC signal. This signal is less susceptible to lead length and electrical noise, ensuring accurate temperature readings that are transmitted to the control room through two wires. The transmitter's compact size and multiple housing options provide flexibility in installation, while its durable epoxy-encapsulated electronics and plastic housing ensure long-term reliability.

Key Features

Wide Sensor Similarity: The Rosemount 248 backings different RTD and thermocouple types, including Pt100, Pt1000, Ni120, Cu50, and thermodynamic sorts like B, E, J, K, R, S, and T.

HART Convention Arrangement: The gadget is configurable utilizing the HART convention, taking into account simple coordination with existing control and resource the executives frameworks.

Wellbeing Confirmation: The product is IEC 61508:2010 security affirmed, guaranteeing consistence with global wellbeing norms.

Transmitter-Sensor Coordinating: This element upgrades estimation precision by creating a custom bend to match the particular sensor's Opposition versus Temperature execution.

Diagnostics and Individual tests: The transmitter is furnished with cutting edge diagnostics and individual test capacities, giving continuous checking and cautioning for any possible issues.

Specification

Below is a table outlining the key technical specifications of the product:

Specification Category Details
Input Types RTD (Pt100, Pt1000, Ni120, Cu50), Thermocouples (Type B, E, J, K, R, S, T), milliVolts, Ohms
Output Signal HART 4-20 mA DC
Accuracy ±0.15 °C (at 0-150°C span)
Temperature Range -40 to +185 °F (-40 to +85 °C) (ambient); extended ranges with BR5 and BR6 option codes
Housing Options Connection head, universal head, DIN rail mount
Enclosure Rating NEMA 4X (IP66)
Power Requirements 12 to 42.4 Vdc
Loop Resistance 250 to 1100 ohms
Temperature Effects Operating atmosphere must be consistent with hazardous location certifications
Safety Certifications IEC 61508:2010 (SIL 2/3)
Configuration Tools Field Communicator, AMS Device Manager
Diagnostics Self-test, sensor diagnostics, intermittent sensor detection
Calibration Sensor Input Trim, Transmitter-Sensor Matching, Output Trim
Environment Designed for intrinsically safe or non-incendive field wiring practices
Physical Security Measures to restrict unauthorized access to protect system integrity

Installation and Configuration

The establishment interaction for the rosemount 248 temperature transmitter is direct and can be performed by qualified staff observing the producer's rules. The transmitter can be mounted in an association head or general head straightforwardly on a sensor gathering or to a Racket rail utilizing a discretionary mounting cut. The setup should be possible utilizing a Field Communicator or AMS Gadget Supervisor, with the gadget supporting both HART Update 5 and Modification 7.

Operation and Maintenance

The rosemount 248 temperature transmitter requires minimal maintenance due to its solid-state design. Regular checks and diagnostics can be performed using the Field Communicator to ensure optimal performance. The device also offers features like sensor input trim, output trim, and intermittent sensor detection to fine-tune its performance and ensure accurate readings.

Global Support and Service

Shaaxi ZYY, an expert instrument organization with more than 10 years of involvement, remains behind the product, offering thorough specialized help and administrations. We give an extensive variety of item models from driving brands like Emerson, Yokogawa, Endress+Hauser, Fisher, Honeywell, ABB, and Siemens, taking care of the different requirements of our worldwide customers.

Our obligation to quality is reflected in the affirmations we maintain, including CNAS, ROHS, ExNEPSI, ISO9001, and Mama, guaranteeing that our items satisfy the most noteworthy worldwide guidelines. We focus on completely safe bundling and transportation to convey items in perfect condition.

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Get in Touch

For more information on the product or to request a quote, please contact us at lm@zyyinstrument.com. Shaaxi ZYY is your reliable partner for professional solutions and exceptional customer service, recognized and trusted by clients worldwide.

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